killEvent = function(e){
	if(!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;
}

navHover = function() {
    var menus = document.getElementsByTagName('UL');
    
    var pm = document.getElementById('portal_menu');
    if (pm) {
    	pm.style.position='absolute'
    }

    for (var i=0; i<menus.length; i++) {
        menu = menus[i]
        if (menu.className.indexOf('navmenu')==-1) continue
        
        menu.attachEvent('onmouseout', killEvent);
        menu.attachEvent('onmousemove', killEvent);

        var lis = menu.getElementsByTagName("LI");
    
	    for (var i=0; i<lis.length; i++) {
	        lis[i].onmouseover=function(e) {
	            this.className+=" iehover";
	        }
	
	        lis[i].onmouseout= function() {
	            this.className=this.className.replace(new RegExp(' iehover\\b'), ''); 
	        }
	    }    
    }
}

if (window.attachEvent) {
	window.attachEvent("onload", navHover);
}