Build an FAQ intranet site for this application. You get the idea. Create a core team of your best people in your IT group, probably best if the head of the group reports directly to your CTO . Usually it is not hard to recruit top talent from within your organization to staff this group. The smart people want to work on the new technology and this stuff is fun.
Intranet is more an essential enterprise utility than simply a communications channel.
Talented people with strong technology project management skills are required. 2 all around PC and Unix application developers with strong database skills . 1 combination project manager, marketing person, and html and graphic design superstar. The best expert on good design for web pages is Jakob Nielsen , an engineer at Sun Microsystems. His views are based on real research with web users.