The page shows disorder when under IE6/7.but ok under IE8

The page shows disorder when under IE6/7.but ok under IE8. how to correct it? thank you.

the part with red border.
http://down123.xxmn.com/test/

anyone helps?

You will need to give more information than that. How do you want it to display, and how is it actually displaying in IE6/7? Can you post screen shots so that we can see the problem?