var docURL = document.location.href;
  var ct = "<img src=";
  var cd = "http://www.tiaa-cref.org"; 
  if (docURL.indexOf('https') == 0) { cd = "https://www.tiaa-cref.org"; }

  var c_site = "tc_micro";
  var cu = "/utilities/tracking/zag.gif?Log=1";
  var cul = "/utilities/tracking/zag.gif?Log=1";
  var cumedia = "/zag3.gif?Log=1";
  var ce = ">";

  var vfc="0";
  var vlc="1";

  var el=0;
  var trk = 0;

  function addEvent(obj, evType, fn){
    if (obj.addEventListener){
      obj.addEventListener(evType, fn, false);
      return true;
    } else if (obj.attachEvent){
      var r = obj.attachEvent("on"+evType, fn);
      return r;
    } else {
      return false;
    }
  }

  addEvent(window, 'load', startCapture);


  function startCapture(){
    if (vlc == "1"){captureLink();}
    if (vfc == "1"){captureForm();}
  }

  function captureLink(){
    if (document.links[0]){
      if (document.links){
        var links = document.links, link, k=0;
        while(link=links[k++]) {
          if (link.href.indexOf('.rss') > -1  || link.href.indexOf('.zip') > -1  || link.href.indexOf('.xls') > -1  || link.href.indexOf('.m4v') > -1  || link.href.indexOf('.mp4') > -1  || link.href.indexOf('.doc') > -1  || link.href.indexOf('.pdf') > -1  || link.href.indexOf('.wmv') > -1  || link.href.indexOf('.flv') > -1  || link.href.indexOf('.mp3') > -1) {
            link.setAttribute("vlt","1");
          }
          if (link.getAttribute("vlt") == 1) {
            link.onclick = captureLinkName;
          }
        }
      }
    }
  }

  function captureLinkName() {
    var lc=new Image();
      this.parent = this.parentNode;
      lc.src=cd + cul + '&tc_site=' + c_site + '&linkdomain=' + escape(window.location.hostname) + '&linkurl=' + escape(this.href) + '&linkname=' + escape(this.name) + "&linktext=" + escape(this.text) + "&linkmeta=" + escape(this.getAttribute('vlm')) + "&cb=" +
      new Date().getTime();
    }


  function captureLinkAlt(href,name,text,vlm) {
    var lc=new Image();
      lc.src=cd + cul + '&tc_site=' + c_site + '&linkdomain=' + escape(window.location.hostname) + '&linkurl=' + escape(href) + '&linkname=' + escape(name) + "&linktext=" + escape(text) + "&linkmeta=" + escape(vlm) + "&cb=" +
      new Date().getTime();
    }



  var c = {};
  c["sw"] = screen.width;
  c["sh"] = screen.height;
  c["cd"] = screen.colorDepth;
  var cq = "";
  for ( cKey in c ) {
    cq = cq+"&"+cKey+"="+escape(c[cKey]);
  }

  var d = {};
  d["dt"] = document.title;
  d["dl"] = document.location.href;
  d["duri"] = window.location.pathname;
  d["dr"] = document.referrer;
  d["cb"] = new Date().getTime();
  d["dm"] = window.location.hostname;
  d["tc_site"] = c_site;

  var dq = "";
  for ( dKey in d ) {
    dq = dq+"&"+dKey+"="+escape(d[dKey]);
  }

  var vq = "";
  if (typeof v != "undefined") {
    for ( vKey in v ) {
      vq = vq+"&"+vKey+"="+escape(v[vKey]);
    }
  }

  var omn_img_src = cd + cu + dq + vq + cq;

  var pt_img = new Image();
  pt_img.src = omn_img_src;