Assigning 2 Images to 2 Radio Buttons

Assigning 2 Images to 2 Radio Buttons

I'm VERY NEW to PROGRAMMING...Can someone give me an example of using a 2 radio buttons to pull up 2 images?
I have a Male and Female Radio button and I want to connect the Male button to the Male image and the Female button to the female image...
 
Thanks guys! :-)