141                                           otherButtonTitles:nil];

   141                                           otherButtonTitles:nil];

   142 	[alert show];

   142 	[alert show];

   143 	[alert release];

   143 	[alert release];

   144 }

   144 }

   145 

   145 

   147 -(IBAction) switchViews:(id)sender {

   146 -(IBAction) switchViews:(id)sender {

   148 	// view not displayed or not created

   147 	// view not displayed or not created

   149 	if (nil == self.settingsViewController.view.superview) {

   148 	if (nil == self.settingsViewController.view.superview) {

   150 		// view not created

   149 		// view not created

   151 		if (nil == self.settingsViewController) {

   150 		if (nil == self.settingsViewController) {

   154 			self.settingsViewController = controller;

   152 			self.settingsViewController = controller;

   155 			[controller release];

   153 			[controller release];

   156 		}

   154 		}

   157 		self.settingsViewController.view.frame = CGRectMake(0, -257, 480, 278);

   155 		self.settingsViewController.view.frame = CGRectMake(0, -257, 480, 278);

   158 		self.settingsViewController.parentView = self.mainView;

   156 		self.settingsViewController.parentView = self.mainView;

   165 		[UIView commitAnimations];

   163 		[UIView commitAnimations];

   166 		

   164 		

   167 		[self.view insertSubview:settingsViewController.view atIndex:0];

   165 		[self.view insertSubview:settingsViewController.view atIndex:0];

   168 	}

   166 	}

   169 }

   167 }

   171 

   168 

   172 @end

   169 @end