if (document.getElementsByTagName) 
{
	var hrefs = document.getElementsByTagName("a");
  for (var l = 0; l < hrefs.length; l++) 
  {
		try
		{
      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|jpg|png|svg|xls|ppt|pdf|xls|zip|txt|vsd|vxd|js|css|rar|exe|wma|mov|avi|wmv|mp3)($|\&|\?)/);
	      if (isDoc) 
	      {
	      	startListening(hrefs[l],"click",trackExternalLinks);
	      }
	    } 
	    else if (hrefs[l]!='')
	    {
				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 trackMailto (evnt) 
{
  var href = (evnt.srcElement) ? evnt.srcElement.href : this.href;
  var mailto = "/sibos2010/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 = "/sibos2010/external/" + e.hostname + lnk;
  if (typeof(pageTracker) == "object") pageTracker._trackPageview(lnk); 
}