Move slider with mouse
diff --git a/dev/demo/menu.html b/dev/demo/menu.html
index f6d18ea..c76496d 100644
--- a/dev/demo/menu.html
+++ b/dev/demo/menu.html
@@ -21,7 +21,7 @@
   <body>
     <div style="position: absolute; background-color: #7ba400; height: 50px; width: 100%;"></div>
 
-    <div id="menu" class="vc"></div>
+    <div id="menu" class="vc" style="padding-top: 80px; padding-left: 80px;"></div>
 
     <main>
       <div>
diff --git a/dev/js/src/menu/slider.js b/dev/js/src/menu/slider.js
index 3313d70..272cbd1 100644
--- a/dev/js/src/menu/slider.js
+++ b/dev/js/src/menu/slider.js
@@ -8,29 +8,18 @@
   },
 
   _mousemove : function (e) {
-
-    var offset = parseInt(
-      (
-	(e.clientY - this._event.init)
-	  / this._rulerHeight
-      ) * this._screens
-    );
-
-    this.offset(offset);
-
+    var relativePos = e.clientY - this._event.init;
+    var currentPos = 0;
+    var diffHeight = (this._rulerHeight - this._sliderHeight);
+    var relativeOffset = ((relativePos + currentPos) / diffHeight);
+    this.offset(parseInt(relativeOffset * this._screens));
     e.halt();
-    /*
-      isTouch?e.touches[0]:e
-      ,offset = horizontal?client.clientX - lastClient.clientX:client.clientY - lastClient.clientY
-      ,barPos = Math.min(Math.max(orgBarPos + offset,0),dir.viewportSize-dir.barSize)
-      ;
-      //
-      inst.viewport[getScroll(horizontal)] = (barPos/dir.viewportSize)*dir.viewportScrollSize;
-    */
+
+    // Support touch!
   },
 
   _mouseup : function (e) {
-    
+    this._slider.classList.remove('active');
     window.removeEventListener('mousemove', this._event.mov);
     window.removeEventListener('mouseup', this._event.up);
   },
@@ -38,11 +27,14 @@
   _mousedown : function (e) {
     // Bind drag handler
     var ev = this._event;
-    ev.init = e.clientY;
+    ev.init = e.clientY - (this._step * this._offset);
     ev.mov = this._mousemove.bind(this);
     ev.up = this._mouseup.bind(this);
 
-    this._rulerHeight = this._element.clientHeight; // offsetHeight?
+    this._rulerHeight  = this._element.clientHeight; // offsetHeight?
+    this._sliderHeight = this._slider.clientHeight;  // offsetHeight?
+
+    this._slider.classList.add('active');
 
     window.addEventListener('mousemove', ev.mov);
     window.addEventListener('mouseup', ev.up);
diff --git a/dev/scss/header/menu.scss b/dev/scss/header/menu.scss
index 60f4415..d844d14 100644
--- a/dev/scss/header/menu.scss
+++ b/dev/scss/header/menu.scss
@@ -70,7 +70,7 @@
     background-color: transparent;
     width: 12px;
     height: 100%;
-//    opacity: 0;
+    opacity: 0;
 
     > span {
       position: absolute;
@@ -81,7 +81,7 @@
       cursor: pointer;
       z-index: 600;
       border-radius: 4px;
-      &:hover {
+      &:hover, &.active {
 	@include choose-hover;
       }
     }