I use subversion for that but it's not ideal. Pretty much any source control system can manage document control but not all of them are well suited to it. If your users are tech savvy enough to use it (the problem being document conflict resolution, esspecially when dealing with non-text documents like say word or powerpoint files.) it makes a great tool for that and there is an apache module etc for it.
i believe some sourcecontrol systems have modules for supportring ms office formats.
E: "Did they... did they just endorse the combination of the JSDF and US Army by showing them as two lesbian lolicons moving in together and holding hands and talking about how 'intimate' they were?"
B: "Have you forgotten so soon? They're phasing out Don't Ask, Don't Tell."
i believe some sourcecontrol systems have modules for supportring ms office formats.
E: "Did they... did they just endorse the combination of the JSDF and US Army by showing them as two lesbian lolicons moving in together and holding hands and talking about how 'intimate' they were?"
B: "Have you forgotten so soon? They're phasing out Don't Ask, Don't Tell."