if (document.getElementsByTagName) {
        
        // Initialize external link handlers
        var hrefs = document.getElementsByTagName("a");
        for (var l = 0; l < hrefs.length; l++) {
				// try {} catch{} block added by erikvold VKI
			try{
	               if (hrefs[l].hostname == location.host) {						
						var path = hrefs[l].pathname + hrefs[l].search;
						var isDoc = path.match(/\.(?:pdf)($|\&|\?)/);
						
						if (isDoc) {
							startListening(hrefs[l],"click",trackExternalLinks);
						}
	                }
			}
			catch(e){
					continue;
			}
        }
}

function startListening (obj,evnt,func) {
        if (obj.addEventListener) {
                obj.addEventListener(evnt,func,false);
        } else if (obj.attachEvent) {
                obj.attachEvent("on" + evnt,func);
        }
}

function trackExternalLinks (evnt) {
        var e = (evnt.srcElement) ? evnt.srcElement : this;
        while (e.tagName != "A") {
                e = e.parentNode;
        }
        var lnk = (e.pathname.charAt(0) == "/") ? e.pathname : "/" + e.pathname;
        lnk = "/PDF-Download" + lnk;
        if (e.search && e.pathname.indexOf(e.search) == -1) lnk += e.search;
        
        if (typeof(pageTracker) == "object")
        {
			pageTracker._trackPageview(lnk); 
		}
}