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);

var window1
function open_window(URL,WID,HITE)
{

	if (window1 && !window1.closed) 
	{
		window1.close()
	}

	window1 = window.open(URL,"window1",'toolbar=no,location=0,directories=no,status=yes,menubar=no,scrollbars=yes,resizable=yes,width=' + WID + ',height=' + HITE);

}


function closeWindow() 
{
	if (window1 && !window1.closed) 
	{
		window1.close()
	}
}