diff --git a/dev/js/src/tutorial.js b/dev/js/src/tutorial.js
index aa18c34..fbb33ee 100644
--- a/dev/js/src/tutorial.js
+++ b/dev/js/src/tutorial.js
@@ -94,7 +94,7 @@
      * Decorate a page with query event handler.
      */
     initQueries : function (d) {
-      var qs = d.querySelectorAll('pre.query.tutorial');
+      var qs = d.querySelectorAll('pre.query.tutorial:not(.unsupported)');
       var that = this;
       for (var i = 0; i < qs.length; i++) {
 	      qs[i].onclick = function (e) {
diff --git a/dev/scss/main/query.scss b/dev/scss/main/query.scss
index ab45238..7f99696 100644
--- a/dev/scss/main/query.scss
+++ b/dev/scss/main/query.scss
@@ -4,7 +4,6 @@
 
 pre.query {
   overflow-x: hidden; 
-  cursor: pointer;
   padding: .5em;
   @include choose-item;
   position:relative;
@@ -14,11 +13,20 @@
     radius: $standard-border-radius;
   }
   box-shadow: $choose-box-shadow;
-  
-  &:hover {
-    @include choose-hover;
+  &:not(.unsupported) {
+    cursor: pointer;
+    &:hover {
+      @include choose-hover;
+    }
+    &:active {
+      @include choose-active;
+    }
   }
-  &:active {
-    @include choose-active;
+  &.unsupported span {
+    vertical-align: super;
+    color: $dark-blue;
+    font-size: 90%;
+    font-weight: bold;
+    cursor: help;
   }
 }