sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("li");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
			_Layer_fixIEListboxBug();
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
			_Layer_fixIEListboxBug();
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);

fixIEListboxBug = function _Layer_fixIEListboxBug() {  
    if(document.all && !window.opera) {  
        //var content = this.div.innerHTML;  
		
        //this.div.innerHTML = '<iframe frameborder="0" style="position:absolute; left:0; top:0; width:100%; height:100%; margin:0; padding:0; background:transparent; filter:alpha(opacity=0);"></iframe>';  

        //this.iframe = this.div.firstChild;  
 
        child = document.createElement('DIV');  
        //this.div.appendChild(child);  
        child.style.position = 'absolute';  
        child.style.left = '0px';  
        child.style.top = '0px';  
        child.style.width = '100%';  
        child.style.height = '100%';  
        child.innerHTML = content;  
 
        //child.className = this.div.className;  
        //this.div.className = '';  
 
        return child;  
 
    }  
    else {  
        return this.div;  
    }  
}