function loadCommands(){
  mediaType = -1;
  mediaDuration = 1942533;
  AddCmdItem(new CmdItemNode('Reference/0.htm', 0, 0, 1, 'url'));
  AddCmdItem(new CmdItemNode('Reference/466000.htm', 466000, 466000, 1, 'url'));
  AddCmdItem(new CmdItemNode('Reference/852000.htm', 852000, 852000, 1, 'url'));
}