/**
 *	Open a blank popup window.
 */
function popup(link,width,height){
	option="";
	option=option+"toolbar=0,";
	option=option+"location=0,";
	option=option+"directories=0,";
	option=option+"status=0,";
	option=option+"status=0,";
	option=option+"menubar=0,";
	option=option+"scrollbars=1,";
	option=option+"resizeable=0,";
	option=option+"width="+width+",";
	option=option+"height="+height;
	popWin=window.open(link,"Popup",option);
	popWin.focus();
	return popWin.name;
}