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