function popup(mylink, windowname,urlVal,urlParam)
	{
		if (! window.focus)return true;
		var href;
			if (typeof(mylink) == 'string')
			   href=mylink;
			else
			   href=mylink.href;
			window.open(href + "?Act="+urlVal+"&id="+urlParam, windowname, 'width=650,height=650,scrollbars=yes');
		return false;
	}