vim question

Hey all

Can someone explain what this does and how do I use it?

It's in my .vimrc that I inherited

nmap ,gs :.s/\\(.\\)/\\1 /g<CR>
vmap ,gs :s/\\(.\\)/\\1 /g<CR>

Thanks
--

Steven M. Klass
Physical Design Engineering Manager

Andigilog Inc.
7404 W. Detroit Street, Suite 100
Chandler, AZ 85226
Ph: 480-940-6200 ext. 18
Fax: 480-940-4255

sklass@andigilog.com
http://www.andigilog.com