if (document.getElementsByTagName) { 
	// Initialize external link handlers 
	var hrefs = document.getElementsByTagName("a"); 
	var bob = hrefs[48];
	for (var l = 0; l < hrefs.length; l++) { 
		//protocol, host, hostname, port, pathname, search, hash 
		if (!hrefs[l].href)
			continue;
		if (hrefs[l].protocol == "mailto:") { 
			startListening(hrefs[l],"click",trackMailto); 
		} else if (hrefs[l].hostname == location.host) { 
			var path = hrefs[l].pathname + hrefs[l].search; 
			var isDoc = path.match(/(?:doc|eps|exe|jpg|pdf|png|ppt|svg|vsd|xls|zip)($|\&)/); 
			if (isDoc) { 
				startListening(hrefs[l],"click",trackExternalLinks); 
			} 
		} else { 
			startListening(hrefs[l],"click",trackExternalLinks); 
		} 
	}
} 


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


function trackMailto (evnt) { 
        var href = (evnt.srcElement) ? evnt.srcElement.href : this.href; 
        var mailto = "/mailto/" + href.substring(7); 
        if (typeof(pageTracker) == "object") 
		pageTracker._trackPageview(mailto); 
} 


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; 
        if (e.search && e.pathname.indexOf(e.search) == -1) 
        	lnk += e.search; 
        if (e.hostname != location.host) 
        	lnk = "/external/" + e.hostname + lnk; 
	if (typeof(pageTracker) == "object") 
		pageTracker._trackPageview(lnk); 
}