Javascript WTF - clicktracking.

gistfile1.js

// this is an anonymized but otherwise unmodified copy from the
// documentation of a renowned tracking-provider.

var toSleep = true;

function stopTimer(){toSleep=false;}

function clickTracker(LinkName){
  var secureID="XXX";
  var redirectUrl="http://wehave.teh-trackingz.com/1px.gif";
  
  img=new Image(1,1);
  toSleep=true;
  img.src="http://wehave.teh-trackingz.com?key="+secureID+"&url="+redirectUrl+"&lnkname="+LinkName;
  img.onload=stopTimer;
  
  if(toSleep==true) {maxDelay(500);}
  
  return true;
}

function maxDelay(gap){
  var then,now;then=new Date().getTime();
  now=then;
  
  while( toSleep==true&&(now-then)<gap){
    now=new Date().getTime();
  }
}