How to develop a new controller?

[Yufan Shi]

Hi,
I want to develop a new controller, can layout portlets on the screen like
this:
1  2  3
 4
5  6  7
8
Can some one give me some advice? Or is there any tutorial on the Internet?
Thanks!
 
Yufan Shi
 
 
---------------------------------
Yufan Shi
We are Online!