There are a variety of resources for training on how to build an Inside U of I Intranet site. The site is built using Microsoft Sharepoint and there are many tools available to build your site with your audience in mind.
Internal Training & Support options
Training for management of an InsideUI site is available in Bridge.
Other resources from OIT include:
Web Content Guide
Web Site Layout Guide
How to manage an Inside U of I intranet site.
Other Support Resources
Other resources are available from Microsoft directly. Some suggested content is below.
Sharepoint Video Training