Please refer to the below article:
http://www.51flash.cn/?p=1108

http://tutorialblog.org/the-power-of-three-using-powerpoint-with-word-and-excel/

You should have seen those page peel advertising effect with flash before. But actually this effect can be done with CSS and jQuery. Let’s see how we can make them out!
First, let us see the live demo here:

In this tutorial, we are going to create a digital clock interface in 3 steps.

Are you tired of using 2D pie chart in your PowerPoint? Follow this tutorial, you can try to create an attractive 3D pie chart with illustrator.