removing-query-string

```js
    OO.ready(function() {
      var container, video;

      OO.Player.create('ooyalaplayer', 'ptb2kzeToiFcfXe7n-7ufBdcYVQWupMm', {
        onCreate: function (player) {
          player.mb.subscribe('preloadStream', 'example', function(eventName) { 
            if (!video) {
              return;
            }

            var src = video.src,
                idx = src.lastIndexOf('?_=');

            if (idx !== -1) {
              video.src = src.substring(0, idx);
            }
          });
        }
      });

      container = document.querySelector('#ooyalaplayer');
      video = container.querySelector('video');
    });
```