var Menu=Class.create();
Menu.prototype={initialize:function(menuNode){var dropdowns=menuNode.getElementsByTagName('li');
for(var i=0;i<dropdowns.length;i++){dropdowns[i].onmouseover=function(){Element.addClassName(this,'active')}
dropdowns[i].onmouseout=function(){Element.removeClassName(this,'active')}}}}
Event.observe(window,'load',function(){Items.assign('navdrop',Menu);});

var Items={assign:function(className,objectCopy){var elements=document.getElementsByClassName(className);
if(typeof elements!='undefined'){for(var i=0;i<elements.length;i++){new objectCopy(elements[i]);}}}}