VideoJS — Progress update tracking

gistfile1.js

_V_(document.getElementById('player'),{},function() {
  var videoID = this.id();
  window[videoID] = {};
  window[videoID].pct = 1;
  var trackEvent = function() {
    var videoID = this.id();
    _gaq.push(['_trackEvent', 'VideoJS', event.type,videoID]);
  };
  var trackTime = function() {
    var videoID = this.id();
    wv = window[videoID];
    wv.curr = this().currentTime();
    if (wv.curr/wv.pct >= wv.pct*.1 && wv.pct != 10) {
      _gaq.push(['_trackEvent', 'Progress', String(wv.pct)+'0%',videoID]);
      wv.pct++;
    }
    _gaq.push(['_trackEvent', 'VideoJS', event.type,videoID]);
  };
  this.on('play',trackEvent);
  this.on('timeupdate',trackTime);
  this.on('ended',trackEvent);
});