Because I import the data from Wordpress via phpMyadmin (because Mysql Charet settings are quite complicated, and I use UTF-8)

the category constructure is quite different, and I leave the category_left and category_right 0.

So it's the problem.

I delete all the categories and add them one by ...

http://lidan.info

It worked this morning(Beijing time)

But now it got problem, feel helpless :P

And another thing about S9Y: performance.

the index.php takes 1-1.5 minutes, and Wordpress takes only 0.6-0.9 minutes, errr....., it's only the difference between the number on footer.
I feel s9y ...