title: How to add multiple UITextFields to a UIAlertView in iOS 7?
body: <p>I need to add Multiple UITextField on a UIAlertView in iOS 7?</p>
  
  <pre><code> myAlertView = [[UIAlertView alloc] initWithTitle:@"Enter Your Detail" message:@"\n\n\n\n\n" delegate:self cancelButtonTitle:@"Cancel" otherButtonTitles:@"Register",nil];
  txtEmail = [[UITextField alloc] initWithFrame:CGRectMake(30, 40, 220, 25)];
  txtEmail.placeholder = @"email address";
  txtFirstName = [[UITextField alloc] initWithFrame:CGRectMake(30, 70, 220, 25)];
  txtFirstName.placeholder = @"first Name";
  txtSurname = [[UITextField alloc] initWithFrame:CGRectMake(30, 100, 220, 25)];
  txtSurname.placeholder = @"surname";
  [myAlertView addSubview:txtEmail];
  [myAlertView addSubview:txtFirstName];
  [myAlertView addSubview:txtSurname];
  
  [myAlertView show];
  </code></pre>
  
  <p>in IOS 6 no problem but in IOS 7 it not show UITextField</p>