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UIButton *button = [[UIButton alloc] initWithFrame:CGRectMake(0.0f, 0.0f, 300.0f, 233.0f)];
[button setBackgroundImage:[[UIImage imageNamed:@"test.png"] stretchableImageWithLeftCapWidth:110.0 topCapHeight:0.0] forState:UIControlStateNormal];
[button setBackgroundImage:[[UIImage imageNamed:@"test2.png"] stretchableImageWithLeftCapWidth:110.0 topCapHeight:0.0] forState:UIControlStateHighlighted];