John:

I don't know much about controlling lights with midi, but I I know a little bit about the company dbaudioware that makes vst and dxi sound plugins and some lighting control software. --John

You can check out the links below.

http://www.db-audioware.com/show-buddy.html

http://www.db-audioware.com/dmxis.html

http://www.enttec.com/index.php?main_menu=Products&pn=70570

http://www.sweetwater.com/store/detail/DMXIS/