title: Cocos2d: How to play a video in the background of a CCLayer
body: <p>I want the video play in the background, and the text label in the front, run the following code, video is playing, but text label does not show!</p>
  
  <pre><code>-(id) init {
      if(!(self=[super init])) {
          return nil;
      }
  
      CGSize size = [[CCDirector sharedDirector] winSize];
  
      // MP4
      NSURL *url = [NSURL fileURLWithPath:[[NSBundle mainBundle] pathForResource:@"test" ofType:@"m4v"]];
      moviePlayer = [[MPMoviePlayerController alloc] initWithContentURL:url];
      [moviePlayer respondsToSelector:@selector(setFullscreen:animated:)];
      moviePlayer.controlStyle = MPMovieControlStyleNone;
      moviePlayer.shouldAutoplay = YES;
      moviePlayer.repeatMode = MPMovieRepeatModeOne;
      moviePlayer.view.frame = CGRectMake(0, 0, size.height, size.width);
      [viewController.view  addSubview:moviePlayer.view];
      [viewController.view  sendSubviewToBack:moviePlayer.view];
  
      // create and initialize a Label
      CCLabelTTF *label = [CCLabelTTF labelWithString:@"Hello World" fontName:@"Marker Felt" fontSize:64];
      label.position =  ccp( size.width /2 , size.height/2 );
      [self addChild: label];
  
      return self;
  }
  </code></pre>