title: WPF Multiple Buttons to Navigate multiple pages with one frame
body: <p>I have buttonA and buttonB. I have FrameA and Page1 Page2.</p>
  
  <p>Question:</p>
  
  <p>If I clicked buttonA how would I show Page1 through FrameA?</p>
  
  <p>Then I clicked buttonB how would I show Page2 through FrameA?</p>
  
  <p>Examples would be great (VB .net or c#)</p>