By adding the following code on your site's html's code when you click on a link the screen will passes from the one link to the other by blending the screen.

THE CODE:
<meta http-equiv="Page-Enter" content="blendTrans(Duration=1.0)">

INSTRUCTIONS:
You can change the underlined text to everything you want:
For the 1.0 you can change it to bigger number to make the blending quicker, or smaller to make the blending slower. Just simple.