title: problem in changing size of uialertview
body: <p>Hello 
  I am having a alertview and i want to change the size by cgrectmake property but it does not happen .
  It just take the by default  size.</p>
  
  <p>i tried following code.</p>
  
  <pre><code>- (void)viewDidLoad {
  [super viewDidLoad];
  UIAlertView* find = [[[UIAlertView alloc] init]initWithFrame:CGRectMake(0,0,300,200)];
  [find setDelegate:self];
  [find setTitle:@"Sample Alert"];
  [find setNeedsLayout];
  [find show];
  [find release];
  </code></pre>
  
  <p>}</p>
  
  <p>Thanks in advance .</p>