diff -r f4cbc517126d -r d87f6bdee43d client/lib/jquery.mousewheel.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/client/lib/jquery.mousewheel.js	Fri Oct 25 01:20:25 2013 +0200
@@ -0,0 +1,122 @@
+/*! Copyright (c) 2013 Brandon Aaron (http://brandon.aaron.sh)
+ * Licensed under the MIT License (LICENSE.txt).
+ *
+ * Version: 3.1.4
+ *
+ * Requires: 1.2.2+
+ */
+
+(function (factory) {
+    if ( typeof define === 'function' && define.amd ) {
+        // AMD. Register as an anonymous module.
+        define(['jquery'], factory);
+    } else if (typeof exports === 'object') {
+        // Node/CommonJS style for Browserify
+        module.exports = factory;
+    } else {
+        // Browser globals
+        factory(jQuery);
+    }
+}(function ($) {
+
+    var toFix = ['wheel', 'mousewheel', 'DOMMouseScroll', 'MozMousePixelScroll'];
+    var toBind = 'onwheel' in document || document.documentMode >= 9 ? ['wheel'] : ['mousewheel', 'DomMouseScroll', 'MozMousePixelScroll'];
+    var lowestDelta, lowestDeltaXY;
+
+    if ( $.event.fixHooks ) {
+        for ( var i = toFix.length; i; ) {
+            $.event.fixHooks[ toFix[--i] ] = $.event.mouseHooks;
+        }
+    }
+
+    $.event.special.mousewheel = {
+        setup: function() {
+            if ( this.addEventListener ) {
+                for ( var i = toBind.length; i; ) {
+                    this.addEventListener( toBind[--i], handler, false );
+                }
+            } else {
+                this.onmousewheel = handler;
+            }
+        },
+
+        teardown: function() {
+            if ( this.removeEventListener ) {
+                for ( var i = toBind.length; i; ) {
+                    this.removeEventListener( toBind[--i], handler, false );
+                }
+            } else {
+                this.onmousewheel = null;
+            }
+        }
+    };
+
+    $.fn.extend({
+        mousewheel: function(fn) {
+            return fn ? this.bind('mousewheel', fn) : this.trigger('mousewheel');
+        },
+
+        unmousewheel: function(fn) {
+            return this.unbind('mousewheel', fn);
+        }
+    });
+
+
+    function handler(event) {
+        var orgEvent   = event || window.event,
+            args       = [].slice.call(arguments, 1),
+            delta      = 0,
+            deltaX     = 0,
+            deltaY     = 0,
+            absDelta   = 0,
+            absDeltaXY = 0,
+            fn;
+        event = $.event.fix(orgEvent);
+        event.type = 'mousewheel';
+
+        // Old school scrollwheel delta
+        if ( orgEvent.wheelDelta ) { delta = orgEvent.wheelDelta; }
+        if ( orgEvent.detail )     { delta = orgEvent.detail * -1; }
+
+        // At a minimum, setup the deltaY to be delta
+        deltaY = delta;
+
+        // Firefox < 17 related to DOMMouseScroll event
+        if ( orgEvent.axis !== undefined && orgEvent.axis === orgEvent.HORIZONTAL_AXIS ) {
+            deltaY = 0;
+            deltaX = delta * -1;
+        }
+
+        // New school wheel delta (wheel event)
+        if ( orgEvent.deltaY ) {
+            deltaY = orgEvent.deltaY * -1;
+            delta  = deltaY;
+        }
+        if ( orgEvent.deltaX ) {
+            deltaX = orgEvent.deltaX;
+            delta  = deltaX * -1;
+        }
+
+        // Webkit
+        if ( orgEvent.wheelDeltaY !== undefined ) { deltaY = orgEvent.wheelDeltaY; }
+        if ( orgEvent.wheelDeltaX !== undefined ) { deltaX = orgEvent.wheelDeltaX * -1; }
+
+        // Look for lowest delta to normalize the delta values
+        absDelta = Math.abs(delta);
+        if ( !lowestDelta || absDelta < lowestDelta ) { lowestDelta = absDelta; }
+        absDeltaXY = Math.max(Math.abs(deltaY), Math.abs(deltaX));
+        if ( !lowestDeltaXY || absDeltaXY < lowestDeltaXY ) { lowestDeltaXY = absDeltaXY; }
+
+        // Get a whole value for the deltas
+        fn     = delta > 0 ? 'floor' : 'ceil';
+        delta  = Math[fn](delta  / lowestDelta);
+        deltaX = Math[fn](deltaX / lowestDeltaXY);
+        deltaY = Math[fn](deltaY / lowestDeltaXY);
+
+        // Add event and delta to the front of the arguments
+        args.unshift(event, delta, deltaX, deltaY);
+
+        return ($.event.dispatch || $.event.handle).apply(this, args);
+    }
+
+}));