CATEGORY WALL HELP!

Hi everybody, i am from turkey,
i have downloded category wall extension for my website..what my plan is, i want to show all sub-categories on the home page...for example:

category A---->category D
Category B--->category E
Category C--->category F

HOME PAGE----->>>>>>>(I WANT TO SHOW CATEGORY D, CATEGORY E, CATEGORY F)

thats alll...if you help me, i would be thankfull so much..thank you:)

Anyone had any luck with this? I could do with being able to use the category wall module for more than one category.