function hookMouseWheel()
		{
		
		    if (window.addEventListener)
		        window.addEventListener('DOMMouseScroll', onMouseWheel, false);
		    window.onmousewheel = document.onmousewheel = onMouseWheel;
		}

		function isOverSwf(mEvent)
		{
		    var elem;
		    if (mEvent.srcElement) {
		        elem = mEvent.srcElement;
		    } else if (mEvent.target) {
		        elem = mEvent.target;
		    }
		
		    if ((elem.nodeName.toLowerCase() == "object" &&
		             elem.getAttribute("classid") == "clsid:d27cdb6e-ae6d-11cf-96b8-444553540000") ||
		        (elem.nodeName.toLowerCase() == "embed" &&
		             elem.getAttribute("type") == "application/x-shockwave-flash")) {
			
		        return true;
		   }
		
		    return false;
		}

		function onMouseWheel(event)
		{
			
		    if (!event) event = window.event;
		
		    if (event.wheelDelta) {	
		       delta = event.wheelDelta/120;
		       	//if (window.opera) delta = -delta; 				
	        } else if (event.detail) {
		      delta = -event.detail/3;		
	        }
			
	           if (delta)
		      	thisMovie("main").jsMacWheel(delta*3);
		      	

		    if (event.preventDefault)
                        event.preventDefault();

		    if (isOverSwf(event)) {
		        return cancelEvent(event);
		    }
		
		    return true;
		}

		function cancelEvent(e)
		{

		    e = e ? e : window.event;
		    if (e.stopPropagation)
		        e.stopPropagation();
		    if (e.preventDefault)
		        e.preventDefault();
		    e.cancelBubble = true;
		    e.cancel = true;
		    e.returnValue = false;
		    return false;
		}

		function thisMovie(movieName) {
			
         	   if (navigator.appName.indexOf("Microsoft") != -1)
         	   {
            		 return window[movieName];
         	   }
         	   else if (navigator.appName == "Opera")
         	   {
         	   		 return window[movieName];
        	   } 
        	   else
        	   {
             		return document[movieName];
         	   }
     		}
		
		function unsetFocus()
		{ 
			
		 	if (window.addEventListener)
		    		window.removeEventListener('DOMMouseScroll', onMouseWheel, false);
			document.onmousewheel = wheelIE;
			
			if(navigator.appName == "Netscape")
				window.onmousewheel = wheelSafari;

		}
		
		function wheelIE()
		{
			return true;
		}

		function wheelSafari()
		{
			return true;
		}