function popUrl(url)
{
	 if (screen.availWidth) var w = screen.availWidth; else var w = 990;
	 if (screen.availHeight) var h = screen.availHeight; else var h = 700;
	 var pop = window.open(url, '', 'width='+w+',height='+h+',left=0,top=0,menubar=no,resizable=yes,toolbar=no,scrollbars=yes,status=yes');
	 if (!pop) alert("Your browser has blocked the opening of a new window...");
}