TIP #91: Web Page Video Not Projecting? (Windows XP)
Sometimes a Web page video won’t show up on the wall screen when a computer is hooked up to a projector. It often appears as a black space surrounded by the rest of the Web page. Here are some steps to correct the problem:
1. Right-click on the computer desktop.
2. Click on Properties.
3. Click on the Settings tab.
4. Click on the Advanced button.
5. Click on the Troubleshoot tab.
6. Move the Hardware Acceleration setting from Full toward None until your video can be seen.