When you add dynamic HTML (DHTML) effects to your Web page and then preview the page in your browser, some of the DHTML effects do not work.
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This problem occurs when the Attribute names are lowercase check box is cleared (not selected) on the HTML Source tab (on the Tools menu, click Page Options).
When this check box is cleared, some dynamic HTML (DHTML) effects no longer work, because the attribute dynamicanimation is changed to DYNAMICANIMATION. Because JavaScript is case sensitive, it no longer sees the correct attribute.
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To work around this problem, when you use Dynamic HTML effects, make sure that the Attribute names are lowercase check box is selected on the HTML Source tab, under Page Options, on the Tools menu.
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Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.
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