function getArgs() {
  var args = new Object();
  var query = location.search.substring(1);
  var pairs = query.split("&");
  for(var i=0; i<pairs.length; i++) {
  	var pos = pairs[i].indexOf('=');
  	if(pos == -1) continue;
  	var argname = pairs[i].substring(0,pos);
  	var value = pairs[i].substring(pos+1);
  	args[argname] = unescape(value);
  }
  return args;
}

var args = getArgs();	
var partnerTrack = "";
if(typeof(args.src) != "undefined")  partnerTrack = args.src.substring(0,8);
partnerTrack = partnerTrack.toUpperCase();

function goToPage(url) {
  if (partnerTrack == "") partnerTrack = "PBTB0100";
  document.location.href = url + "?src=" + partnerTrack;
}

function isVVSN() {
  var num = partnerTrack.substr(4);
  if ((num > 100) && (num < 500)) { return true; }
  else { return false; }
}

 
function doDownload() {	
  // check partnerTrack version
  var VVSN = isVVSN();
 
  // determine downloadPath
  var downloadPath = "http://www.pbtoolbar.com/VVSN";
  if (!VVSN) {
    // executable is VVSNI, not VVSN
    downloadPath += "I";
  }
  downloadPath += "_" + partnerTrack + "Inst.exe";
  
  // redirect to downloadPath
  location.href = downloadPath;
}

function initDownload() {
  partnerTrack = partnerTrack || "PBTB0100";
  doDownload();
  //if (partnerTrack != "") doDownload();
  //else partnerTrack = "PBTB0100";
}

function writePixel() {
  var imagePath = "<img src='http://app.whenu.com/Tracker?type=pbtoolbar&partner=" + partnerTrack + "&page=coupontoolbar' border='0' width='1' height='1'>";
  document.write(imagePath); 	
}