var video = {

  init: function() {
    eval("var uri = '" + window.location + "';");
    if(uri.indexOf('#') > 0) {
      var anchor = uri.split('#')[1];
      if($(anchor+'_content')) {
        if($(anchor+'_link').hasClassName('plus')) {
          $(anchor+'_content').setStyle({display: 'block'});
          $(anchor+'_link').removeClassName('plus');
          $(anchor+'_link').addClassName('minus');
        }
      }
    }
  }
}
Event.observe(window, 'load', video.init);