It seems like you are encountering an issue with embedded YouTube videos not displaying properly in Internet Explorer 9 beta. This can be frustrating, especially when other browsers like Chrome and Firefox are working fine with the same videos. Here are some troubleshooting steps and suggestions you can try to resolve the issue: 1. Compatibility View Settings: - Try adding the website where embedded videos are not working to the Compatibility View settings in Internet Explorer. This can sometimes help in rendering the content correctly. - To do this, go to the website, click on the gear icon in IE9, select "Compatibility View settings," and add the website to the list. 2. Reset Internet Explorer Settings: - Resetting IE9...