var scriptlocation = "http://www.mobile-video-surveillance.com/cgi-bin/traffico/track.asp";
var pagedata = 'mtr=' + escape(top.document.referrer) + '&mtt=2&mts=' + window.screen.width + 'x' + window.screen.height + '&mtz=' + Math.random() 
document.write ('<img height=1 width=1 src="' + scriptlocation + '?' + pagedata + '" style="display:none;">');