UIActionSheet *actionSheet=[[UIActionSheet alloc] initWithTitle:@"" delegate:self cancelButtonTitle:@"Cancel" destructiveButtonTitle:nil otherButtonTitles:@"Take Photo",@"Choose From Library",nil];

　　actionSheet.actionSheetStyle=self.navigationController.navigationBar.barStyle;

　　[actionSheet showInView:self.view.superView]

　　[actionSheet release];