title: How To Trigger The "Pressed Effect" Or "Highlight Effect" Of A UIButton When Other UIButton Is Pressed
body: <p>I have a big UIButton with a background image, and five small invisible UIButtons on top of it. I want to trigger the highlight effect of the big button when one of the small invisible buttons is pressed. How can I achieve this? </p>
  
  <p>Please help. Many Thanks!</p>