Help Problem with scrolling bestseller with_ mages

[Psicadelic]

Hi, i have an online store and i installed the scrolling bestseller contribution but ia have 2 problems:

 

1 - The images don?t stay centered;

2 - The Space from one box to other is very few.

 

U can see my problem at www.infosom.net/catalog

Someone Know how to fix the problem???