Microsoft Windows is a pain to diagnose. However, Run has many of the tools to determine issues. Someone at Microsoft hates it. Can someone tell me why? Finding Run has gotten more and more difficult over time. Now in Vista they hide it by default. 🙁

Where’s the “Run” dialog box in Windows Vista? » The PC Doctor’s blog

…If you the link back on the Start Menu, right click on the Start button and click Properties.  On the Start Menu tab click Customize.

The Customize Start Menu dialog will then be displayed.

Scroll down to Run command and check the box. 

Finally click OK and OK again.

The link has screenshots.