// your custom contentview
		SexualOrientationContentView *contentView = 
		[[SexualOrientationContentView alloc] init];
		  
	   GRAlertView *alertView = 
	   [GRAlertView alertViewWithContentView:contentView
	     ViewHeight:408 ViewWidth:284];
	     
   	contentView.delegate = self;
   	alertView.topImageName = @"imagename";
   	alertView.animationStyle = style;
   	[alertView present:self.navigationController];
	 

		[alertView presentOnWindow]