function newwindow(name)
{
 	window.open(name, '_blank','fullscreen=no,height=480,left=50,width=640,top=50,directories=no,menubar=no,resizable=yes,status=no,tollbar=no,scrollbars=yes');
}

function showImage(href, Width, Height) 
{
        var url = "screenshot.php?image=" + href + "&width=" + Width + "&height=" + Height;
<!--        Height += 30; -->
        window.open(url, "", "left=" + ((screen.width - Width) / 2) + ",top=" + ((screen.height - Height) / 2) + ",status=no,toolbar=no,menubar=no,location=no,scrollbars=no,resizable=no,width=" + Width + ",height=" + Height);
}