initialize: function(element) { this.element = $(element); this.start(arguments[1] || {}); 
initialize: function(tracks){ this.tracks  = []; this.options = arguments[1] || {}; this.addTracks(tracks); 
  initialize: function(element) {    this.element = $(element);    this.start(arguments[1] || {});  },
6445	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/6445/81ea0800bc8ad92d491743716cd489cad7333723/effects.js/buggy/vendor/rails/railties/html/javascripts/effects.js