two //

134.198.30.64 - - [04/Aug/2006:11:05:31--0400]
[staff.eyra.scranton.edu/sid#2f95d0][rid#eeec58/initial] (1) go-
aheadwith/apache$docs/web/staff//icons/back.gif [OK]

RewriteCond %{HTTP_HOST} ^(staff|student|faculty)((\.[a-z0-9-]+){3})[NC]
RewriteRule (.*) %{DOCUMENT_ROOT}/%1$1  [NC,L]


A wierd period is showing up
134.198.30.64 - - [04/Aug/2006:11:13:18 --0400] 
[culkinj3.staff.eyra.scranton.ed
u/sid#2f95d0][rid#eea458/initial] (1) go-ahead 
with /apache$docs/web/staff/culki
nj3./citrix.html [OK]

RewriteCond %{HTTP_HOST} ^(.*)(staff|student|faculty)((\.[a-z0-9-]+){3})
[NC]
RewriteRule (.*) %{DOCUMENT_ROOT}/%2/%1$1  [NC,L]