control of home lights from computer

I have 9 home lights in my home and i wana control them form computer when i shall press butoon a then light a shall shut and when i shall press button b then light b shall shut and same like next buttons and lights. I need this software in visual basic even it is visual basic 6 or visual basic dot net. For more details contact to me on skype my skype id is rizwan_aslam07 Thanks!