The display of a WebBrowser control may be partly erased when an item in a drop-down menu overlaps the control in Internet Explorer 9

Consider the following scenario:

• You have a computer that has Internet Explorer 9 installed.
• You develop a Windows Forms Application.
• The Windows Forms application hosts a WebBrowser control on the form.
• You add some menus and menu items to the MenuStrip control.

In this scenario, when you try to edit a menu item, you notice that the area where an item in a drop-down menu overlaps the�WebBrowser control is erased after a new drop-down menu is displayed.

To resolve this problem, install this update.

Security update information

To resolve this issue, install the most recent cumulative security update for Internet Explorer. To do this, visit the following Microsoft website:For more technical information about the most recent cumulative security update for Internet Explorer, visit the following Microsoft website:Note This update was first included in security update 2699988.

For more information about the security update, click the following article number to view the 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.

For more information about the WebBrowser control, visit the following Microsoft Developer Network (MSDN) website:For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base: