Symptoms
Assume that you use Internet Explorer 10 on a computer that is running Windows 7 or Windows 8. You have an iFrame in a Div on a webpage. In this situation, when you click the button to set the Div's display style to "none," the contents of an ActiveX control or any other control that loads in the iFrame are not hidden. For example, a PDF document in the ActiveX control is not hidden.
This issue occurs when the webpage is loaded in Standard Mode in Internet Explorer 10.
Resolution
Security update information
To resolve this issue, install the most recent cumulative security update for Internet Explorer. To do this, go to the following Microsoft website:
http://update.microsoft.com
Notes
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This update was first included in the following security update:
2817183 MS13-028: Cumulative Security Update for Internet Explorer: April 9, 2013
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For more technical information about the most recent cumulative security update for Internet Explorer, go to the following Microsoft websites:
More Information
For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
