var pdfurl;
function trackDownload(partno, grouplevel1, grouplevel2, lurl) {
 url = "http://www.insitemetrics.com/imv2/uRMJ/uniformv2.php";
 url += "?actk=kw3e0i-3uawyjkthm"; //unique action key
 url += "&partno="+escape(partno); 
 url += "&grouplevel1="+escape(grouplevel1); 
 url += "&grouplevel2="+escape(grouplevel2);
 url += "&cururl="+escape(location.href); 
 img = new Image(0,0);
 img.src = url;

 pdfurl = lurl;
 z=setTimeout(gotolink,1000);
 return false;
}
 
function gotolink() {
 document.location = pdfurl;
}