Shared Office Components and Office Tools in Visio
Here's how to get a list of all the shared Office features that Visio 2007 uses, and be able to enable or disable the feature.
1. Open Programs and Features from the Control Panel.
Control Panel\Programs\Programs and Features
2. Select Microsoft Office Visio <Standard/Professional> 2007
3. Click 'Change' at the top
4. Make sure 'Add or Remove Features' is enabled:
and click Continue 
5. You'll see two nodes (items)
6. Expand each item for a list of features
