Again, not familiar with your script...but if there's a section where it gives you the html to paste into your submit page...you should be able to edit that snippet of code...and remove the categories you wish...I hope
Yea, living here is awesome...just moved here in September of last year. What an amazing place...my backyard is almost like an animal sanctuary...lol.
Actually, there are quite a few webmaster events in Florida...Internext in August is one of the BIGGIES!