var page = escape(document.location.href);
var ref = escape(document.referrer);

if((ref == "") || (ref == "undefined"))
{
	ref = "bookmark";
}

var screens = screen.width + "x" + screen.height;
var screenc = (navigator.appName.indexOf("Microsoft") > -1) ? screen.colorDepth : screen.pixelDepth;
im = "/libraries/visitorsession.inc.php?page=" + page + "&referer=" + ref + "&screensize=" + screens + "&screencolors=" + screenc;
im = "<img src=\"" + im + "\" width=\"0\" height=\"0\" style=\"border: 0px;\" />";
document.write(im);