title: How to add ImageButton in uitableviewcell
body: <p>I am working on an application I want to add an imagebutton in tableviewcell and tableviewcell 
  have already an Image(Gradient image with dimension 320 * 103) and I want to add an imagebutton on cell. we are adding but button are not display.</p>
  
  <p>My code is:</p>
  
  <pre><code>UIImageView *cellimg = [[UIImageView alloc ]initWithFrame:CGRectMake(0.0, 0.0, 320.0, 103.0)];
  cellimg.image = [UIImage imageNamed:@"eventListcellimage .png"];
  [self.view addSubview:cellimg];
  registerButton = [[UIButton alloc]init];//WithFrame:CGRectMake(210, 65, 90, 25)];
  registerButton.frame = CGRectMake(210.0, 65.0, 90, 25);
  registerButton = [UIButton buttonWithType:UIButtonTypeCustom];
  [registerButton setImage:[UIImage imageNamed:@"register.png"] forState:UIControlStateNormal];
  [registerButton addTarget:self action:@selector(registerButtonAction) forControlEvents:UIControlEventTouchUpInside];
  [cellimg addsubView:registerButton];
  </code></pre>