var winPopup = "";
function popup(url,name,w,h,scroll){
	if (!winPopup.closed && winPopup.location) {
		winPopup.location.href = url;
		winPopup.resizeTo(w,h);
	}
	else {
		var params = "width="+w+",height="+h+",scrollbars="+scroll+",left=0,top=0,resizable=yes";
		winPopup = window.open(url, name, params);
		//if (!winPopup.opener)
		//	winPopup.opener = self;
	}
	//if (window.focus)
	//	winPopup.focus();
	return false;
}