Unfortunately, You Have To Add That Yourself
It is based on an earlier version of the source code than what is currently commonly used, no doubt, a few changes will have to be made.
You Probably Will Want
to find a server for a game mode like generations arena that already supports that feature.
You will have to craft new models by hand. Using +2 instead of -2 through this guide should work:
PS: Please do not open new threads for minor issues like this. http://www.celephais.net/board/create_thread.php
explains it all.
Spirit, apologies for opening the thread and thank you for those who replied.
I can't believe id never put the option into Quake III for having the weapon in any other hand than the right.
Oops, I thought you were talking about Quake, didn't see the III. Sorry.
Found out about the commands...
But these only appear to work if you play a "devmap"