VideoJS dynamic load

gistfile1.js

function makeVid(vidSrc,width,height,poster,id,div) {
  if (typeof vidSrc === 'undefined') {
    console.log('You need to include a video source in order to call a video');
    return false;
  }
  div = typeof div !== 'undefined' ? div : 'body';
  width = typeof width !== 'undefined' ? width : 640;
  height = typeof height !== 'undefined' ? height : 480;
  poster = typeof poster !== 'undefined' ? poster : 'none';
  id = typeof id !== 'undefined' ? id : 'player' ;
  var attributes = {
    'id': id,
    'class': 'video-js vjs-default-skin',
    'width': width,
    'height': height,
    'controls': '',
    'poster':poster,
    'preload':'auto'
  };
  source = document.createElement('source');
  $(source).attr('type','video/mp4');
  $(source).attr('src',vidSrc);

  obj = $('<video />').attr(attributes);

  $(div).append(obj);
  $(obj).append(source);
  _V_(document.getElementById('player'+id));
}