Text animations in rotated text box do not work when viewed as Web presentation in PowerPoint

When you view a Microsoft PowerPoint presentation as a Web presentation in your Web browser, some animations applied to text in a rotated text box may not work.

Effects applied to text in a text box may not work if the text box has been rotated. This issue can occur because of limitations in the browser with processing rotated text. Effects applied to text in a text box work if the text box has not been rotated.

For more information on other differences between a PowerPoint presentation and a presentation viewed as a web page, please see the following article in the Microsoft Knowledge Base:

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.