A new function for menu that gets all DIRECT element children by tagName. Used by menuSpec and so on. Change-Id: I4fa2d55947815581b1fa8b127b0609ede2188862

commit: 7b0fbf900ed26fabbdcc13344234aca417feccbe [log] [tgz]
author: Leo Repp <Leo-Aus-Berlin@korap.ids-mannheim.de> Wed Jul 14 11:25:59 2021 +0200
committer: Leo Repp <Leo-Aus-Berlin@korap.ids-mannheim.de> Wed Jul 14 15:36:01 2021 +0200
tree: 23e692c3d3ba1e3616b4aa702164cf53b9fde7cd
parent: cce055c8ceb6c98b910b61331743bf113c69b4ee [diff]
diff --git a/Changes b/Changes
index d60a2ff..8dc9a86 100755
--- a/Changes
+++ b/Changes

@@ -4,6 +4,8 @@
           that is always available (lerepp).
         - Fix error message in case of server error (500)
           response.
+        - Added utility funcition to menu that gets all direct
+          childNodes by a tag. Used in menu-style specs. (lerepp)
 
 0.42 2021-06-18
         - Added GitHub based CI for perl.

diff --git a/dev/js/spec/alwaysMenuSpec.js b/dev/js/spec/alwaysMenuSpec.js
index f849ebd..54458c9 100644
--- a/dev/js/spec/alwaysMenuSpec.js
+++ b/dev/js/spec/alwaysMenuSpec.js

@@ -220,16 +220,16 @@
 
         expect(menu.show()).toBe(true);
 
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
-        expect(menu.element().getElementsByTagName("li")[1].getAttribute("data-action")).toEqual("l=");
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].getAttribute("data-action")).toEqual("l=");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
 
         // Check boundaries
-        expect(menu.element().getElementsByTagName("li")[0].classList.contains("no-more")).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[1].classList.contains("no-more")).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[2].classList.contains("no-more")).toBe(false);
+        expect(menu.directElementChildrenByTagName("li")[0].classList.contains("no-more")).toBe(true);
+        expect(menu.directElementChildrenByTagName("li")[1].classList.contains("no-more")).toBe(false);
+        expect(menu.directElementChildrenByTagName("li")[2].classList.contains("no-more")).toBe(false);
       });
 
       it('should be filterable', function () {
@@ -239,15 +239,15 @@
         expect(menu.alwaysEntryValue("o").alwaysEntryValue()).toEqual("o");
         expect(menu.element().getElementsByClassName("pref")[0].innerHTML).toEqual("o");
         expect(menu.alwaysEntry().element().innerHTML).toEqual("Speichern");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>C<mark>o</mark>nstituency</strong><span>Example 1</span>");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Part-<mark>o</mark>f-Speech</strong>");
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>C<mark>o</mark>nstituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Part-<mark>o</mark>f-Speech</strong>");
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
 
         // Check boundaries
-        expect(menu.element().getElementsByTagName("li")[0].classList.contains("no-more")).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[1].classList.contains("no-more")).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[2].classList.contains("no-more")).toBe(true);
+        expect(menu.directElementChildrenByTagName("li")[0].classList.contains("no-more")).toBe(true);
+        expect(menu.directElementChildrenByTagName("li")[1].classList.contains("no-more")).toBe(false);
+        expect(menu.directElementChildrenByTagName("li")[2].classList.contains("no-more")).toBe(true);
 
         menu.limit(2);
 
@@ -255,34 +255,34 @@
         expect(menu.alwaysEntryValue("o").alwaysEntryValue()).toEqual("o");
         expect(menu.element().getElementsByClassName("pref")[0].innerHTML).toEqual("o");
         expect(menu.alwaysEntry().element().innerHTML).toEqual("Speichern");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>C<mark>o</mark>nstituency</strong><span>Example 1</span>");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
-        expect(menu.element().getElementsByTagName("li")[2]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>C<mark>o</mark>nstituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[2]).toBe(undefined);
 
         // Check boundaries
-        expect(menu.element().getElementsByTagName("li")[0].classList.contains("no-more")).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[1].classList.contains("no-more")).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[2]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[0].classList.contains("no-more")).toBe(true);
+        expect(menu.directElementChildrenByTagName("li")[1].classList.contains("no-more")).toBe(false);
+        expect(menu.directElementChildrenByTagName("li")[2]).toBe(undefined);
 
         expect(menu.prefix("e").show()).toBe(true);
         expect(menu.alwaysEntryValue("e").alwaysEntryValue()).toEqual("e");
         expect(menu.element().getElementsByClassName("pref")[0].innerHTML).toEqual("e");        
         expect(menu.alwaysEntry().element().innerHTML).toEqual("Speichern");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constitu<mark>e</mark>ncy</strong><span><mark>E</mark>xampl<mark>e</mark> 1</span>");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>E</mark>xampl<mark>e</mark> 2</span>");
-        expect(menu.element().getElementsByTagName("li")[2]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constitu<mark>e</mark>ncy</strong><span><mark>E</mark>xampl<mark>e</mark> 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>E</mark>xampl<mark>e</mark> 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[2]).toBe(undefined);
 
         menu.limit(5);
         expect(menu.prefix("a").show()).toBe(true);
         expect(menu.alwaysEntryValue("a").alwaysEntryValue()).toEqual("a");
         expect(menu.element().getElementsByClassName("pref")[0].innerHTML).toEqual("a");        
         expect(menu.alwaysEntry().element().innerHTML).toEqual("Speichern");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Ex<mark>a</mark>mple 1</span>");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Lemm<mark>a</mark></strong>");
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Ex<mark>a</mark>mple 2</span>");
-        expect(menu.element().getElementsByTagName("li")[3].innerHTML).toEqual("<strong>P<mark>a</mark>rt-of-Speech</strong>");
-        expect(menu.element().getElementsByTagName("li")[4].innerHTML).toEqual("<strong>Synt<mark>a</mark>x</strong>");
-        expect(menu.element().getElementsByTagName("li")[5]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Ex<mark>a</mark>mple 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Lemm<mark>a</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Ex<mark>a</mark>mple 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[3].innerHTML).toEqual("<strong>P<mark>a</mark>rt-of-Speech</strong>");
+        expect(menu.directElementChildrenByTagName("li")[4].innerHTML).toEqual("<strong>Synt<mark>a</mark>x</strong>");
+        expect(menu.directElementChildrenByTagName("li")[5]).toBe(undefined);
       });
 
 
@@ -295,91 +295,91 @@
         // Show only 3 items
         menu.limit(3);
         expect(menu.show()).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
         expect(menu.shownItem(0).active()).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
         expect(menu.shownItem(2).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
         expect(menu.alwaysEntry().active()).toBe(false);
 
         // Activate next (1)
         menu.next();
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
         expect(menu.shownItem(0).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
         expect(menu.shownItem(1).active()).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
         expect(menu.shownItem(2).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
         expect(menu.alwaysEntry().active()).toBe(false);
 
         // Activate next (2)
         menu.next();
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
         expect(menu.shownItem(0).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
         expect(menu.shownItem(2).active()).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
         expect(menu.alwaysEntry().active()).toBe(false);
 
         // Activate next (3)
         // scroll!
         menu.next();
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Lemma</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Lemma</strong>");
         expect(menu.shownItem(0).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
         expect(menu.shownItem(1).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Part-of-Speech</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Part-of-Speech</strong>");
         expect(menu.shownItem(2).active()).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
         expect(menu.alwaysEntry().active()).toBe(false);
 
         // Activate next (4)
         menu.next();
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
         expect(menu.shownItem(0).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Part-of-Speech</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Part-of-Speech</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Syntax</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Syntax</strong>");
         expect(menu.shownItem(2).active()).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
         expect(menu.alwaysEntry().active()).toBe(false);
 
         // Activate next (5) - Entry / Speichern
         menu.next();
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
         expect(menu.shownItem(0).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Part-of-Speech</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Part-of-Speech</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Syntax</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Syntax</strong>");
         expect(menu.shownItem(2).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
         expect(menu.alwaysEntry().active()).toBe(true);
 
         // Activate next (6) - ROLL
         menu.next();
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
         expect(menu.shownItem(0).active()).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
         expect(menu.shownItem(2).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
         expect(menu.alwaysEntry().active()).toBe(false);
 
         // Active next (7)
         menu.next();
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
         expect(menu.shownItem(0).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
         expect(menu.shownItem(1).active()).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
         expect(menu.shownItem(2).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
         expect(menu.alwaysEntry().active()).toBe(false);
 
         expect(menu._prefix.active()).toBe(false);
@@ -402,47 +402,47 @@
         expect(menu._prefix.active()).toBe(false);
         expect(menu.alwaysEntryValue()).toBe("");
 
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
         expect(menu.shownItem(0).active()).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
         expect(menu.shownItem(2).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
         expect(menu.alwaysEntry().active()).toBe(false);
 
 
         // Activate prev (1) - roll to bottom
         menu.prev();
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
         expect(menu.shownItem(0).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
         expect(menu.shownItem(2).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
         expect(menu.alwaysEntry().active()).toBe(true);
 
         // Activate prev (2)
         menu.prev();
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
         expect(menu.shownItem(0).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Part-of-Speech</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Part-of-Speech</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Syntax</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Syntax</strong>");
         expect(menu.shownItem(2).active()).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
         expect(menu.alwaysEntry().active()).toBe(false);
 
         // Activate prev (3)
         menu.prev();
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
         expect(menu.shownItem(0).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Part-of-Speech</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Part-of-Speech</strong>");
         expect(menu.shownItem(1).active()).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Syntax</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Syntax</strong>");
         expect(menu.shownItem(2).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
         expect(menu.alwaysEntry().active()).toBe(false);
 
         // Activate prev (4)
@@ -453,7 +453,7 @@
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2).name()).toEqual("Syntax");
         expect(menu.shownItem(2).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
         expect(menu.alwaysEntry().active()).toBe(false);
 
         // Activate prev (5)
@@ -464,7 +464,7 @@
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2).name()).toEqual("Part-of-Speech");
         expect(menu.shownItem(2).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
         expect(menu.alwaysEntry().active()).toBe(false);
 
         // Activate prev (6)
@@ -475,7 +475,7 @@
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2).name()).toEqual("Morphology");
         expect(menu.shownItem(2).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
         expect(menu.alwaysEntry().active()).toBe(false);
 
         // Activate next (7)
@@ -486,7 +486,7 @@
         expect(menu.shownItem(1).active()).toBe(true);
         expect(menu.shownItem(2).name()).toEqual("Morphology");
         expect(menu.shownItem(2).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
         expect(menu.alwaysEntry().active()).toBe(false);
 
         // Activate prev (8)
@@ -500,7 +500,7 @@
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2).name()).toEqual("Morphology");
         expect(menu.shownItem(2).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
         expect(menu.alwaysEntry().active()).toBe(true);
 
         // Activate prev (10)
@@ -511,7 +511,7 @@
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2).name()).toEqual("Syntax");
         expect(menu.shownItem(2).active()).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
         expect(menu.alwaysEntry().active()).toBe(false);
         expect(menu._prefix.active()).toBe(false);
         expect(menu.alwaysEntryValue()).toBe("");
@@ -543,40 +543,40 @@
         expect(menu.alwaysEntry().active()).toBe(false);
 
         expect(menu.shownItem(0).name()).toEqual("Constituency");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>C<mark>o</mark>nstituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>C<mark>o</mark>nstituency</strong><span>Example 1</span>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
         // Next (1)
         menu.next();
         expect(menu.shownItem(0).name()).toEqual("Constituency");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>C<mark>o</mark>nstituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>C<mark>o</mark>nstituency</strong><span>Example 1</span>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
         expect(menu.shownItem(1).active()).toBe(true);
         expect(menu.shownItem(2)).toBe(undefined);
 
         // Next (2)
         menu.next();
         expect(menu.shownItem(0).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Part-of-Speech");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Part-<mark>o</mark>f-Speech</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Part-<mark>o</mark>f-Speech</strong>");
         expect(menu.shownItem(1).active()).toBe(true);
         expect(menu.shownItem(2)).toBe(undefined);
 
         // Next (3) - to prefix
         menu.next();
         expect(menu.shownItem(0).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Part-of-Speech");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Part-<mark>o</mark>f-Speech</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Part-<mark>o</mark>f-Speech</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
         expect(menu._prefix.active()).toBe(true);
@@ -585,10 +585,10 @@
          // Next (4) - to entry
          menu.next();
          expect(menu.shownItem(0).name()).toEqual("Morphology");
-         expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
+         expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
          expect(menu.shownItem(0).active()).toBe(false);
          expect(menu.shownItem(1).name()).toEqual("Part-of-Speech");
-         expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Part-<mark>o</mark>f-Speech</strong>");
+         expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Part-<mark>o</mark>f-Speech</strong>");
          expect(menu.shownItem(1).active()).toBe(false);
          expect(menu.shownItem(2)).toBe(undefined);
          expect(menu._prefix.active()).toBe(false);
@@ -596,10 +596,10 @@
 
         menu.next();
         expect(menu.shownItem(0).name()).toEqual("Constituency");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>C<mark>o</mark>nstituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>C<mark>o</mark>nstituency</strong><span>Example 1</span>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -621,20 +621,20 @@
         expect(menu.alwaysEntry().active()).toBe(false);
 
         expect(menu.shownItem(0).name()).toEqual("Constituency");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span><mark>Ex</mark>ample 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span><mark>Ex</mark>ample 1</span>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>Ex</mark>ample 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>Ex</mark>ample 2</span>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
         // Next (1)
         menu.next();
         expect(menu.shownItem(0).name()).toEqual("Constituency");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span><mark>Ex</mark>ample 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span><mark>Ex</mark>ample 1</span>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>Ex</mark>ample 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>Ex</mark>ample 2</span>");
         expect(menu.shownItem(1).active()).toBe(true);
         expect(menu.shownItem(2)).toBe(undefined);
         expect(menu.alwaysEntryValue()).toBe("ex");
@@ -646,11 +646,11 @@
 
         expect(menu.prefix()).toEqual('ex');
         expect(menu.shownItem(0).name()).toEqual("Constituency");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span><mark>Ex</mark>ample 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span><mark>Ex</mark>ample 1</span>");
         expect(menu.shownItem(0).active()).toBe(false);
 
         expect(menu.shownItem(1).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>Ex</mark>ample 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>Ex</mark>ample 2</span>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
         expect(menu.alwaysEntryValue()).toBe("ex");
@@ -666,10 +666,10 @@
         expect(menu._prefix.active()).toBe(false);
         expect(menu.alwaysEntry().active()).toBe(false);
         expect(menu.shownItem(0).name()).toEqual("Constituency");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constitu<mark>e</mark>ncy</strong><span><mark>E</mark>xampl<mark>e</mark> 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constitu<mark>e</mark>ncy</strong><span><mark>E</mark>xampl<mark>e</mark> 1</span>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>E</mark>xampl<mark>e</mark> 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>E</mark>xampl<mark>e</mark> 2</span>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -678,10 +678,10 @@
         expect(menu._prefix.active()).toBe(false);
         expect(menu.prefix()).toEqual('e');
         expect(menu.shownItem(0).name()).toEqual("Constituency");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constitu<mark>e</mark>ncy</strong><span><mark>E</mark>xampl<mark>e</mark> 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constitu<mark>e</mark>ncy</strong><span><mark>E</mark>xampl<mark>e</mark> 1</span>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>E</mark>xampl<mark>e</mark> 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>E</mark>xampl<mark>e</mark> 2</span>");
         expect(menu.shownItem(1).active()).toBe(true);
         expect(menu.shownItem(2)).toBe(undefined);
         expect(menu._prefix.active()).toBe(false);
@@ -691,10 +691,10 @@
         menu.next();
         expect(menu._prefix.active()).toBe(true);
         expect(menu.shownItem(0).name()).toEqual("Constituency");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constitu<mark>e</mark>ncy</strong><span><mark>E</mark>xampl<mark>e</mark> 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constitu<mark>e</mark>ncy</strong><span><mark>E</mark>xampl<mark>e</mark> 1</span>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>E</mark>xampl<mark>e</mark> 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>E</mark>xampl<mark>e</mark> 2</span>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
         expect(menu._prefix.active()).toBe(true);
@@ -704,10 +704,10 @@
         menu.next();
         expect(menu._prefix.active()).toBe(false);
         expect(menu.shownItem(0).name()).toEqual("Constituency");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constitu<mark>e</mark>ncy</strong><span><mark>E</mark>xampl<mark>e</mark> 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constitu<mark>e</mark>ncy</strong><span><mark>E</mark>xampl<mark>e</mark> 1</span>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>E</mark>xampl<mark>e</mark> 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>E</mark>xampl<mark>e</mark> 2</span>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
         expect(menu._prefix.active()).toBe(false);
@@ -717,10 +717,10 @@
         menu.next();
         expect(menu._prefix.active()).toBe(false);
         expect(menu.shownItem(0).name()).toEqual("Constituency");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constitu<mark>e</mark>ncy</strong><span><mark>E</mark>xampl<mark>e</mark> 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constitu<mark>e</mark>ncy</strong><span><mark>E</mark>xampl<mark>e</mark> 1</span>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>E</mark>xampl<mark>e</mark> 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>E</mark>xampl<mark>e</mark> 2</span>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -739,13 +739,13 @@
         expect(menu._prefix.active()).toBe(false);
         expect(menu.alwaysEntry().active()).toBe(false);
         expect(menu.shownItem(0).name()).toEqual("PPS");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual(
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual(
           "<strong>PPS</strong><span>Personal <mark>Pro</mark>noun, <mark>Sin</mark>gular</span>"
         );
 
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("PPSA");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>PPSA</strong><span>Personal <mark>Pro</mark>noun, <mark>Sin</mark>gular, Accusative</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>PPSA</strong><span>Personal <mark>Pro</mark>noun, <mark>Sin</mark>gular, Accusative</span>");
         expect(menu.shownItem(1).active()).toBe(false);
 
         expect(menu.shownItem(2)).toBe(undefined);
@@ -765,7 +765,7 @@
         expect(menu.alwaysEntryValue()).toBe(" p");
         expect(menu.show()).toBe(true);
         expect(menu.shownItem(0).name()).toEqual("PP");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual(
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual(
           "<strong><mark>P</mark><mark>P</mark></strong>"+
             "<span><mark>P</mark>ersonal <mark>P</mark>ronoun</span>"
         );
@@ -816,13 +816,13 @@
         expect(menu._entry.active()).toEqual(false);
 
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Titel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Titel</strong>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertitel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertitel</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2).name()).toEqual("Veröffentlichungsdatum");
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
         expect(menu.shownItem(2).active()).toBe(false);
         expect(menu.shownItem(3)).toBe(undefined);
         expect(menu._prefix.active()).toEqual(false);
@@ -836,7 +836,7 @@
         expect(menu.prefix()).toEqual("a");
         expect(menu.alwaysEntryValue()).toEqual("a");
         expect(menu.shownItem(0).name()).toEqual("Autor");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong><mark>A</mark>utor</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong><mark>A</mark>utor</strong>");
 
         menu._prefix.add('u');
         menu._entry.add('u');
@@ -846,7 +846,7 @@
         expect(menu.shownItem(0).name()).toEqual("Autor");
         expect(menu._prefix.active()).toEqual(false);
         expect(menu._entry.active()).toEqual(false);
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong><mark>Au</mark>tor</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong><mark>Au</mark>tor</strong>");
 
         menu._prefix.chop();
         menu._entry.chop();
@@ -854,7 +854,7 @@
         expect(menu.prefix()).toEqual("a");
         expect(menu.alwaysEntryValue()).toEqual("a");
         expect(menu.shownItem(0).name()).toEqual("Autor");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong><mark>A</mark>utor</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong><mark>A</mark>utor</strong>");
 
         menu._prefix.chop();
         menu._entry.chop();
@@ -864,13 +864,13 @@
         expect(menu._prefix.active()).toEqual(false);
         expect(menu._entry.active()).toEqual(false);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Titel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Titel</strong>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertitel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertitel</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2).name()).toEqual("Veröffentlichungsdatum");
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
         expect(menu.shownItem(2).active()).toBe(false);
         expect(menu.shownItem(3)).toBe(undefined);
 
@@ -883,13 +883,13 @@
         expect(menu._entry.active()).toEqual(false);
         expect(menu.alwaysEntryValue()).toEqual("");
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Titel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Titel</strong>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertitel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertitel</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2).name()).toEqual("Veröffentlichungsdatum");
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
         expect(menu.shownItem(2).active()).toBe(false);
 
         // Forward
@@ -899,13 +899,13 @@
         expect(menu._prefix.active()).toEqual(false);
         expect(menu._entry.active()).toEqual(false);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Titel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Titel</strong>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertitel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertitel</strong>");
         expect(menu.shownItem(1).active()).toBe(true);
         expect(menu.shownItem(2).name()).toEqual("Veröffentlichungsdatum");
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
         expect(menu.shownItem(2).active()).toBe(false);
         expect(menu.shownItem(3)).toBe(undefined);
 
@@ -916,13 +916,13 @@
         expect(menu._prefix.active()).toEqual(false);
         expect(menu._entry.active()).toEqual(false);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Titel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Titel</strong>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertitel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertitel</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2).name()).toEqual("Veröffentlichungsdatum");
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
         expect(menu.shownItem(2).active()).toBe(true);
         expect(menu.shownItem(3)).toBe(undefined);
 
@@ -931,13 +931,13 @@
         expect(menu.prefix()).toEqual("");
         expect(menu.alwaysEntryValue()).toEqual("");
         expect(menu.shownItem(0).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Untertitel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Untertitel</strong>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Veröffentlichungsdatum");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2).name()).toEqual("Länge");
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Länge</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Länge</strong>");
         expect(menu.shownItem(2).active()).toBe(true);
         expect(menu.shownItem(3)).toBe(undefined);
         expect(menu._prefix.active()).toEqual(false);
@@ -948,13 +948,13 @@
         expect(menu.prefix()).toEqual("");
         expect(menu.alwaysEntryValue()).toEqual("");
         expect(menu.shownItem(0).name()).toEqual("Veröffentlichungsdatum");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Länge");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Länge</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Länge</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2).name()).toEqual("Autor");
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Autor</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Autor</strong>");
         expect(menu.shownItem(2).active()).toBe(true);
         expect(menu.shownItem(3)).toBe(undefined);
         expect(menu._prefix.active()).toEqual(false);
@@ -965,13 +965,13 @@
         expect(menu.prefix()).toEqual("");
         expect(menu.alwaysEntryValue()).toEqual("");
         expect(menu.shownItem(0).name()).toEqual("Veröffentlichungsdatum");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Länge");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Länge</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Länge</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2).name()).toEqual("Autor");
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Autor</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Autor</strong>");
         expect(menu.shownItem(2).active()).toBe(false);
         expect(menu.shownItem(3)).toBe(undefined);
         expect(menu._prefix.active()).toEqual(false);
@@ -982,13 +982,13 @@
         expect(menu.prefix()).toEqual("");
         expect(menu.alwaysEntryValue()).toEqual("");
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Titel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Titel</strong>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertitel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertitel</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2).name()).toEqual("Veröffentlichungsdatum");
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
         expect(menu.shownItem(2).active()).toBe(false);
       });
 
@@ -1013,10 +1013,10 @@
         expect(menu.alwaysEntryValue()).toEqual("El");
         expect(menu._entry.active()).toEqual(false);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -1027,10 +1027,10 @@
         expect(menu.alwaysEntryValue()).toEqual("El");
         expect(menu._entry.active()).toEqual(false);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(true);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -1041,10 +1041,10 @@
         expect(menu.alwaysEntryValue()).toEqual("El");
         expect(menu._entry.active()).toEqual(false);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -1055,10 +1055,10 @@
         expect(menu.alwaysEntryValue()).toEqual("El");
         expect(menu._entry.active()).toEqual(true);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -1068,10 +1068,10 @@
         expect(menu.alwaysEntryValue()).toEqual("El");
         expect(menu._entry.active()).toEqual(false);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -1082,11 +1082,11 @@
         expect(menu.alwaysEntryValue()).toEqual("El");
         expect(menu._entry.active()).toEqual(false);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(false);
 
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(true);
         expect(menu.shownItem(2)).toBe(undefined);
       });
@@ -1109,10 +1109,10 @@
         expect(menu.alwaysEntryValue()).toEqual("el");
         expect(menu._entry.active()).toEqual(false);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -1122,11 +1122,11 @@
         expect(menu._entry.active()).toEqual(true);
 
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(false);
 
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -1137,11 +1137,11 @@
         expect(menu._entry.active()).toEqual(false);
 
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(false);
 
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -1150,10 +1150,10 @@
         expect(menu._prefix.active()).toEqual(false);
         expect(menu._entry.active()).toEqual(false);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(true);
         expect(menu.shownItem(2)).toBe(undefined);
       });
@@ -1175,10 +1175,10 @@
         expect(menu.alwaysEntry().value()).toEqual("el");
         expect(menu._entry.active()).toEqual(false);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -1187,10 +1187,10 @@
         expect(menu._prefix.active()).toEqual(false);
         expect(menu._entry.active()).toEqual(true);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -1199,10 +1199,10 @@
         expect(menu._prefix.active()).toEqual(true);
         expect(menu._entry.active()).toEqual(false);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -1213,10 +1213,10 @@
         expect(menu._prefix.active()).toEqual(false);
         expect(menu._entry.active()).toEqual(true);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -1226,10 +1226,10 @@
         expect(menu._prefix.active()).toEqual(false);
         expect(menu._entry.active()).toEqual(false);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
       });

diff --git a/dev/js/spec/menuSpec.js b/dev/js/spec/menuSpec.js
index 664a5b9..5d115a8 100644
--- a/dev/js/spec/menuSpec.js
+++ b/dev/js/spec/menuSpec.js

@@ -419,16 +419,16 @@
 
         expect(menu.show()).toBe(true);
 
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
-        expect(menu.element().getElementsByTagName("li")[1].getAttribute("data-action")).toEqual("l=");
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].getAttribute("data-action")).toEqual("l=");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
 
         // Check boundaries
-        expect(menu.element().getElementsByTagName("li")[0].classList.contains("no-more")).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[1].classList.contains("no-more")).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[2].classList.contains("no-more")).toBe(false);
+        expect(menu.directElementChildrenByTagName("li")[0].classList.contains("no-more")).toBe(true);
+        expect(menu.directElementChildrenByTagName("li")[1].classList.contains("no-more")).toBe(false);
+        expect(menu.directElementChildrenByTagName("li")[2].classList.contains("no-more")).toBe(false);
       });
 
       it('should be filterable', function () {
@@ -436,44 +436,44 @@
         menu.limit(3);
         expect(menu.prefix("o").show()).toBe(true);
         expect(menu.element().getElementsByClassName("pref")[0].innerHTML).toEqual("o");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>C<mark>o</mark>nstituency</strong><span>Example 1</span>");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Part-<mark>o</mark>f-Speech</strong>");
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>C<mark>o</mark>nstituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Part-<mark>o</mark>f-Speech</strong>");
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
 
         // Check boundaries
-        expect(menu.element().getElementsByTagName("li")[0].classList.contains("no-more")).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[1].classList.contains("no-more")).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[2].classList.contains("no-more")).toBe(true);
+        expect(menu.directElementChildrenByTagName("li")[0].classList.contains("no-more")).toBe(true);
+        expect(menu.directElementChildrenByTagName("li")[1].classList.contains("no-more")).toBe(false);
+        expect(menu.directElementChildrenByTagName("li")[2].classList.contains("no-more")).toBe(true);
 
         menu.limit(2);
 
         expect(menu.prefix("o").show()).toBe(true);
         expect(menu.element().getElementsByClassName("pref")[0].innerHTML).toEqual("o");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>C<mark>o</mark>nstituency</strong><span>Example 1</span>");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
-        expect(menu.element().getElementsByTagName("li")[2]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>C<mark>o</mark>nstituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[2]).toBe(undefined);
 
         // Check boundaries
-        expect(menu.element().getElementsByTagName("li")[0].classList.contains("no-more")).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[1].classList.contains("no-more")).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[2]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[0].classList.contains("no-more")).toBe(true);
+        expect(menu.directElementChildrenByTagName("li")[1].classList.contains("no-more")).toBe(false);
+        expect(menu.directElementChildrenByTagName("li")[2]).toBe(undefined);
 
         expect(menu.prefix("e").show()).toBe(true);
         expect(menu.element().getElementsByClassName("pref")[0].innerHTML).toEqual("e");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constitu<mark>e</mark>ncy</strong><span><mark>E</mark>xampl<mark>e</mark> 1</span>");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>E</mark>xampl<mark>e</mark> 2</span>");
-        expect(menu.element().getElementsByTagName("li")[2]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constitu<mark>e</mark>ncy</strong><span><mark>E</mark>xampl<mark>e</mark> 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>E</mark>xampl<mark>e</mark> 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[2]).toBe(undefined);
 
         menu.limit(5);
         expect(menu.prefix("a").show()).toBe(true);
         expect(menu.element().getElementsByClassName("pref")[0].innerHTML).toEqual("a");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Ex<mark>a</mark>mple 1</span>");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Lemm<mark>a</mark></strong>");
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Ex<mark>a</mark>mple 2</span>");
-        expect(menu.element().getElementsByTagName("li")[3].innerHTML).toEqual("<strong>P<mark>a</mark>rt-of-Speech</strong>");
-        expect(menu.element().getElementsByTagName("li")[4].innerHTML).toEqual("<strong>Synt<mark>a</mark>x</strong>");
-        expect(menu.element().getElementsByTagName("li")[5]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Ex<mark>a</mark>mple 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Lemm<mark>a</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Ex<mark>a</mark>mple 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[3].innerHTML).toEqual("<strong>P<mark>a</mark>rt-of-Speech</strong>");
+        expect(menu.directElementChildrenByTagName("li")[4].innerHTML).toEqual("<strong>Synt<mark>a</mark>x</strong>");
+        expect(menu.directElementChildrenByTagName("li")[5]).toBe(undefined);
       });
 
       it('should be nextable', function () {
@@ -483,74 +483,74 @@
         // Show only 3 items
         menu.limit(3);
         expect(menu.show()).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
         expect(menu.shownItem(0).active()).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
         expect(menu.shownItem(2).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
 
         // Activate next (1)
         menu.next();
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
         expect(menu.shownItem(0).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
         expect(menu.shownItem(1).active()).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
         expect(menu.shownItem(2).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
 
         // Activate next (2)
         menu.next();
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
         expect(menu.shownItem(0).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
         expect(menu.shownItem(2).active()).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
 
         // Activate next (3)
         // scroll!
         menu.next();
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Lemma</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Lemma</strong>");
         expect(menu.shownItem(0).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
         expect(menu.shownItem(1).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Part-of-Speech</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Part-of-Speech</strong>");
         expect(menu.shownItem(2).active()).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
 
         // Activate next (4)
         menu.next();
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
         expect(menu.shownItem(0).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Part-of-Speech</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Part-of-Speech</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Syntax</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Syntax</strong>");
         expect(menu.shownItem(2).active()).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
 
         // Activate next (5) - ROLL
         menu.next();
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
         expect(menu.shownItem(0).active()).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
         expect(menu.shownItem(2).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
 
         // Active next (6)
         menu.next();
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
         expect(menu.shownItem(0).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
         expect(menu.shownItem(1).active()).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
         expect(menu.shownItem(2).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
       });
 
       it('should be nextable without active field', function () {
@@ -568,33 +568,33 @@
         menu.limit(3);
         expect(menu.show()).toBe(true);
 
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span>Example 1</span>");
         expect(menu.shownItem(0).active()).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Lemma</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
         expect(menu.shownItem(2).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
 
         // Activate prev (1) - roll to bottom
         menu.prev();
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
         expect(menu.shownItem(0).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Part-of-Speech</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Part-of-Speech</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Syntax</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Syntax</strong>");
         expect(menu.shownItem(2).active()).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
 
         // Activate prev (2)
         menu.prev();
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Morphology</strong><span>Example 2</span>");
         expect(menu.shownItem(0).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Part-of-Speech</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Part-of-Speech</strong>");
         expect(menu.shownItem(1).active()).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Syntax</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Syntax</strong>");
         expect(menu.shownItem(2).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
 
         // Activate prev (3)
         menu.prev();
@@ -604,7 +604,7 @@
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2).name()).toEqual("Syntax");
         expect(menu.shownItem(2).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
 
         // Activate prev (4)
         menu.prev();
@@ -614,7 +614,7 @@
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2).name()).toEqual("Part-of-Speech");
         expect(menu.shownItem(2).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
 
         // Activate prev (5)
         menu.prev();
@@ -624,7 +624,7 @@
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2).name()).toEqual("Morphology");
         expect(menu.shownItem(2).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
 
         // Activate next (1)
         menu.next();
@@ -634,7 +634,7 @@
         expect(menu.shownItem(1).active()).toBe(true);
         expect(menu.shownItem(2).name()).toEqual("Morphology");
         expect(menu.shownItem(2).active()).toBe(false);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
 
         // Activate prev (6)
         menu.prev();
@@ -647,7 +647,7 @@
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2).name()).toEqual("Syntax");
         expect(menu.shownItem(2).active()).toBe(true);
-        expect(menu.element().getElementsByTagName("li")[3]).toBe(undefined);
+        expect(menu.directElementChildrenByTagName("li")[3]).toBe(undefined);
       });
 
       it('should be prevable without active field', function () {
@@ -666,49 +666,49 @@
 
         expect(menu.prefix("o").show()).toBe(true);
         expect(menu.shownItem(0).name()).toEqual("Constituency");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>C<mark>o</mark>nstituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>C<mark>o</mark>nstituency</strong><span>Example 1</span>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
         // Next (1)
         menu.next();
         expect(menu.shownItem(0).name()).toEqual("Constituency");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>C<mark>o</mark>nstituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>C<mark>o</mark>nstituency</strong><span>Example 1</span>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
         expect(menu.shownItem(1).active()).toBe(true);
         expect(menu.shownItem(2)).toBe(undefined);
 
         // Next (2)
         menu.next();
         expect(menu.shownItem(0).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Part-of-Speech");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Part-<mark>o</mark>f-Speech</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Part-<mark>o</mark>f-Speech</strong>");
         expect(menu.shownItem(1).active()).toBe(true);
         expect(menu.shownItem(2)).toBe(undefined);
 
         // Next (3) - to prefix
         menu.next();
         expect(menu.shownItem(0).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Part-of-Speech");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Part-<mark>o</mark>f-Speech</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Part-<mark>o</mark>f-Speech</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
         menu.next();
         expect(menu.shownItem(0).name()).toEqual("Constituency");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>C<mark>o</mark>nstituency</strong><span>Example 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>C<mark>o</mark>nstituency</strong><span>Example 1</span>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>M<mark>o</mark>rph<mark>o</mark>l<mark>o</mark>gy</strong><span>Example 2</span>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
       });
@@ -722,20 +722,20 @@
         expect(menu.prefix("ex").show()).toBe(true);
 
         expect(menu.shownItem(0).name()).toEqual("Constituency");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span><mark>Ex</mark>ample 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span><mark>Ex</mark>ample 1</span>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>Ex</mark>ample 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>Ex</mark>ample 2</span>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
         // Next (1)
         menu.next();
         expect(menu.shownItem(0).name()).toEqual("Constituency");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span><mark>Ex</mark>ample 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span><mark>Ex</mark>ample 1</span>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>Ex</mark>ample 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>Ex</mark>ample 2</span>");
         expect(menu.shownItem(1).active()).toBe(true);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -744,11 +744,11 @@
 
         expect(menu.prefix()).toEqual('ex');
         expect(menu.shownItem(0).name()).toEqual("Constituency");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span><mark>Ex</mark>ample 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constituency</strong><span><mark>Ex</mark>ample 1</span>");
         expect(menu.shownItem(0).active()).toBe(false);
 
         expect(menu.shownItem(1).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>Ex</mark>ample 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>Ex</mark>ample 2</span>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -759,10 +759,10 @@
         expect(menu.prefix("e").show()).toBe(true);
         expect(menu._prefix.active()).toBe(false);
         expect(menu.shownItem(0).name()).toEqual("Constituency");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constitu<mark>e</mark>ncy</strong><span><mark>E</mark>xampl<mark>e</mark> 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constitu<mark>e</mark>ncy</strong><span><mark>E</mark>xampl<mark>e</mark> 1</span>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>E</mark>xampl<mark>e</mark> 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>E</mark>xampl<mark>e</mark> 2</span>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -771,10 +771,10 @@
         expect(menu._prefix.active()).toBe(false);
         expect(menu.prefix()).toEqual('e');
         expect(menu.shownItem(0).name()).toEqual("Constituency");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constitu<mark>e</mark>ncy</strong><span><mark>E</mark>xampl<mark>e</mark> 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constitu<mark>e</mark>ncy</strong><span><mark>E</mark>xampl<mark>e</mark> 1</span>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>E</mark>xampl<mark>e</mark> 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>E</mark>xampl<mark>e</mark> 2</span>");
         expect(menu.shownItem(1).active()).toBe(true);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -782,10 +782,10 @@
         menu.next();
         expect(menu._prefix.active()).toBe(true);
         expect(menu.shownItem(0).name()).toEqual("Constituency");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constitu<mark>e</mark>ncy</strong><span><mark>E</mark>xampl<mark>e</mark> 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constitu<mark>e</mark>ncy</strong><span><mark>E</mark>xampl<mark>e</mark> 1</span>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>E</mark>xampl<mark>e</mark> 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>E</mark>xampl<mark>e</mark> 2</span>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -793,10 +793,10 @@
         menu.next();
         expect(menu._prefix.active()).toBe(false);
         expect(menu.shownItem(0).name()).toEqual("Constituency");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Constitu<mark>e</mark>ncy</strong><span><mark>E</mark>xampl<mark>e</mark> 1</span>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Constitu<mark>e</mark>ncy</strong><span><mark>E</mark>xampl<mark>e</mark> 1</span>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Morphology");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>E</mark>xampl<mark>e</mark> 2</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Morphology</strong><span><mark>E</mark>xampl<mark>e</mark> 2</span>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
       });
@@ -808,13 +808,13 @@
         menu.limit(2);
         expect(menu.prefix("pro sin").show()).toBe(true);
         expect(menu.shownItem(0).name()).toEqual("PPS");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual(
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual(
           "<strong>PPS</strong><span>Personal <mark>Pro</mark>noun, <mark>Sin</mark>gular</span>"
         );
 
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("PPSA");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>PPSA</strong><span>Personal <mark>Pro</mark>noun, <mark>Sin</mark>gular, Accusative</span>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>PPSA</strong><span>Personal <mark>Pro</mark>noun, <mark>Sin</mark>gular, Accusative</span>");
         expect(menu.shownItem(1).active()).toBe(false);
 
         expect(menu.shownItem(2)).toBe(undefined);
@@ -831,7 +831,7 @@
         menu._prefix.add("p")
         expect(menu.show()).toBe(true);
         expect(menu.shownItem(0).name()).toEqual("PP");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual(
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual(
           "<strong><mark>P</mark><mark>P</mark></strong>"+
             "<span><mark>P</mark>ersonal <mark>P</mark>ronoun</span>"
         );
@@ -888,13 +888,13 @@
         expect(menu.prefix()).toEqual("");
 
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Titel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Titel</strong>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertitel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertitel</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2).name()).toEqual("Veröffentlichungsdatum");
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
         expect(menu.shownItem(2).active()).toBe(false);
         expect(menu.shownItem(3)).toBe(undefined);
 
@@ -902,31 +902,31 @@
         expect(menu.show()).toBe(true);
         expect(menu.prefix()).toEqual("a");
         expect(menu.shownItem(0).name()).toEqual("Autor");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong><mark>A</mark>utor</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong><mark>A</mark>utor</strong>");
 
         menu._prefix.add('u');
         expect(menu.show()).toBe(true);
         expect(menu.prefix()).toEqual("au");
         expect(menu.shownItem(0).name()).toEqual("Autor");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong><mark>Au</mark>tor</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong><mark>Au</mark>tor</strong>");
 
         menu._prefix.chop();
         expect(menu.show()).toBe(true);
         expect(menu.prefix()).toEqual("a");
         expect(menu.shownItem(0).name()).toEqual("Autor");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong><mark>A</mark>utor</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong><mark>A</mark>utor</strong>");
 
         menu._prefix.chop();
         expect(menu.show()).toBe(true);
         expect(menu.prefix()).toEqual("");
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Titel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Titel</strong>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertitel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertitel</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2).name()).toEqual("Veröffentlichungsdatum");
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
         expect(menu.shownItem(2).active()).toBe(false);
         expect(menu.shownItem(3)).toBe(undefined);
 
@@ -935,26 +935,26 @@
         expect(menu.show()).toBe(true);
         expect(menu.prefix()).toEqual("");
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Titel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Titel</strong>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertitel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertitel</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2).name()).toEqual("Veröffentlichungsdatum");
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
         expect(menu.shownItem(2).active()).toBe(false);
 
         // Forward
         menu.next();
         expect(menu.prefix()).toEqual("");
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Titel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Titel</strong>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertitel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertitel</strong>");
         expect(menu.shownItem(1).active()).toBe(true);
         expect(menu.shownItem(2).name()).toEqual("Veröffentlichungsdatum");
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
         expect(menu.shownItem(2).active()).toBe(false);
         expect(menu.shownItem(3)).toBe(undefined);
 
@@ -962,13 +962,13 @@
         menu.next();
         expect(menu.prefix()).toEqual("");
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Titel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Titel</strong>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertitel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertitel</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2).name()).toEqual("Veröffentlichungsdatum");
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
         expect(menu.shownItem(2).active()).toBe(true);
         expect(menu.shownItem(3)).toBe(undefined);
 
@@ -976,13 +976,13 @@
         menu.next();
         expect(menu.prefix()).toEqual("");
         expect(menu.shownItem(0).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Untertitel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Untertitel</strong>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Veröffentlichungsdatum");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2).name()).toEqual("Länge");
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Länge</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Länge</strong>");
         expect(menu.shownItem(2).active()).toBe(true);
         expect(menu.shownItem(3)).toBe(undefined);
 
@@ -990,13 +990,13 @@
         menu.next();
         expect(menu.prefix()).toEqual("");
         expect(menu.shownItem(0).name()).toEqual("Veröffentlichungsdatum");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Länge");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Länge</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Länge</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2).name()).toEqual("Autor");
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Autor</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Autor</strong>");
         expect(menu.shownItem(2).active()).toBe(true);
         expect(menu.shownItem(3)).toBe(undefined);
 
@@ -1004,13 +1004,13 @@
         menu.next();
         expect(menu.prefix()).toEqual("");
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Titel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Titel</strong>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertitel</strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertitel</strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2).name()).toEqual("Veröffentlichungsdatum");
-        expect(menu.element().getElementsByTagName("li")[2].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
+        expect(menu.directElementChildrenByTagName("li")[2].innerHTML).toEqual("<strong>Veröffentlichungsdatum</strong>");
         expect(menu.shownItem(2).active()).toBe(false);
       });
 
@@ -1031,10 +1031,10 @@
         expect(menu.prefix()).toEqual("El");
         expect(menu._prefix.active()).toEqual(false);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -1043,10 +1043,10 @@
         expect(menu.prefix()).toEqual("El");
         expect(menu._prefix.active()).toEqual(false);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(true);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -1055,10 +1055,10 @@
         expect(menu.prefix()).toEqual("El");
         expect(menu._prefix.active()).toEqual(true);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -1067,11 +1067,11 @@
         expect(menu.prefix()).toEqual("El");
         expect(menu._prefix.active()).toEqual(false);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(false);
 
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(true);
         expect(menu.shownItem(2)).toBe(undefined);
       });
@@ -1090,10 +1090,10 @@
         expect(menu.prefix()).toEqual("el");
         expect(menu._prefix.active()).toEqual(false);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -1102,11 +1102,11 @@
         expect(menu._prefix.active()).toEqual(true);
 
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(false);
 
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -1114,10 +1114,10 @@
         menu.prev();
         expect(menu._prefix.active()).toEqual(false);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(true);
         expect(menu.shownItem(2)).toBe(undefined);
       });
@@ -1134,10 +1134,10 @@
         expect(menu.prefix()).toEqual("el");
         expect(menu._prefix.active()).toEqual(false);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -1145,10 +1145,10 @@
         menu.prev();
         expect(menu._prefix.active()).toEqual(true);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(false);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 
@@ -1158,10 +1158,10 @@
         expect(menu.prefix()).toEqual("el");
         expect(menu._prefix.active()).toEqual(false);
         expect(menu.shownItem(0).name()).toEqual("Titel");
-        expect(menu.element().getElementsByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[0].innerHTML).toEqual("<strong>Tit<mark>el</mark></strong>");
         expect(menu.shownItem(0).active()).toBe(true);
         expect(menu.shownItem(1).name()).toEqual("Untertitel");
-        expect(menu.element().getElementsByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
+        expect(menu.directElementChildrenByTagName("li")[1].innerHTML).toEqual("<strong>Untertit<mark>el</mark></strong>");
         expect(menu.shownItem(1).active()).toBe(false);
         expect(menu.shownItem(2)).toBe(undefined);
 

diff --git a/dev/js/src/menu.js b/dev/js/src/menu.js
index 088618b..e26d19b 100644
--- a/dev/js/src/menu.js
+++ b/dev/js/src/menu.js

@@ -953,6 +953,24 @@
         item.element(),
         e.children[this._notItemElements]
       );
+    },
+
+    /**
+     * A Method for generating an array of nodes, that are direct descendants of the menus
+     * element node, using a tag tagName as a parameter. Supposed to be used by the specification only.
+     * @param {String} tagName The tag the children are looked for by
+     * @returns An array of children nodes with tag tagName
+     */
+    directElementChildrenByTagName : function (tagName) {
+      const tagElementsCollection=this._el.getElementsByTagName(tagName);
+      //var tagElements = Array.from(tagElementsCollection);
+      //var tagElements = [...tagElementsCollection];
+      //This one has the best compatability:
+      var tagElements = Array.prototype.slice.call(tagElementsCollection);
+      const t = this;
+      //filter by actually being direct child node
+      tagElements = tagElements.filter(element => element.parentNode === t._el);
+      return tagElements;
     }
   };
 });
commit	7b0fbf900ed26fabbdcc13344234aca417feccbe	[log] [tgz]
author	Leo Repp <Leo-Aus-Berlin@korap.ids-mannheim.de>	Wed Jul 14 11:25:59 2021 +0200
committer	Leo Repp <Leo-Aus-Berlin@korap.ids-mannheim.de>	Wed Jul 14 15:36:01 2021 +0200
tree	23e692c3d3ba1e3616b4aa702164cf53b9fde7cd
parent	cce055c8ceb6c98b910b61331743bf113c69b4ee [diff]