FIX: Internet Explorer 7 may not respond to any mouse operation when you visit a Web page that contains the select.style.visibility='hidden' clause in an onblur event

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Article ID: 944400 - View products that this article applies to.
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SYMPTOMS

Consider the following scenario. You develop a Web page that contains the select.style.visibility='hidden' clause in an onblur event on a control. When you use Windows Internet Explorer 7 to visit the Web page, the onblur event occurs. In this scenario, Internet Explorer 7 may not respond to any mouse operation. For example, you cannot move the Internet Explorer 7 window by dragging the title bar.

After you move the focus to another window and then you return to the Internet Explorer 7 window, this problem no longer occurs.

This problem occurs on the following operating systems that have Internet Explorer 7 installed:
  • Windows Vista
  • Windows Server 2003
  • Windows XP

RESOLUTION

Windows Vista

Service pack information

To resolve this problem, obtain the latest service pack for Windows Vista. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
935791 How to obtain the latest Windows Vista service pack

Hotfix information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site:
http://support.microsoft.com/contactus/?ws=support
Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.
Prerequisites
There are no prerequisites.
Restart requirement
You must restart the computer after you apply this hotfix.
Hotfix replacement information
This hotfix does not replace any other hotfixes.
Registry information
Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:
322756 How to back up and restore the registry in Windows
To enable this hotfix after you apply this hotfix, follow these steps:
  1. Click Start, type regedit in the Start Search box, and then press ENTER.
  2. Locate and then click the following registry subkey:
    HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl
  3. On the Edit menu, point to New, and then click Key.
  4. Type the following key name, and then press ENTER:
    FEATURE_ZONES_DEFAULT_DRIVE_INTRANET_KB941000
  5. On the Edit menu, point to New, and then click DWORD Value.
  6. Type iexplore.exe, and then press ENTER.
  7. On the Edit menu, click Modify.
  8. Type 1, and then click OK.
  9. Exit Registry Editor.
File information
The English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.

Windows Vista, 32-bit versions
Collapse this tableExpand this table
File nameFile versionFile sizeDateTimePlatform
Mshtml.dll7.0.6000.207153,593,72803-Nov-200707:35x86
Mshtml.tlb7.0.6000.207151,383,42403-Nov-200700:03Not Applicable

Windows Server 2003

Hotfix information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site:
http://support.microsoft.com/contactus/?ws=support
Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.
Prerequisites
To apply this hotfix, you must have Windows Server 2003 Service Pack 2 (SP2) installed on the computer.
Restart requirement
You must restart the computer after you apply this hotfix.
Hotfix replacement information
This hotfix does not replace any other hotfixes.
Registry information
Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:
322756 How to back up and restore the registry in Windows
To enable this hotfix after you apply this hotfix, follow these steps:
  1. Click Start, click Run, type regedit, and then press ENTER.
  2. Locate and then click the following registry subkey:
    HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl
  3. On the Edit menu, point to New, and then click Key.
  4. Type the following key name, and then press ENTER:
    FEATURE_RELEASE_SELECT_CAPTURE_KB944400
  5. On the Edit menu, point to New, and then click DWORD Value.
  6. Type iexplore.exe, and then press ENTER.
  7. On the Edit menu, click Modify.
  8. Type 1, and then click OK.
  9. Exit Registry Editor.
File information
The English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.

Windows Server 2003 with SP2, x86-based versions
Collapse this tableExpand this table
File nameFile versionFile sizeDateTimePlatform
Mshtml.dll7.0.6000.207163,593,72808-Nov-200720:15x86

Windows XP

Service pack information

To resolve this problem, obtain the latest service pack for Windows XP. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
322389 How to obtain the latest Windows XP service pack

Hotfix information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site:
http://support.microsoft.com/contactus/?ws=support
Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.
Prerequisites
To apply this hotfix, you must have Windows XP Service Pack 2 (SP2) installed on the computer.
Restart requirement
You must restart the computer after you apply this hotfix.
Hotfix replacement information
This hotfix does not replace any other hotfixes.
Registry information
Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:
322756 How to back up and restore the registry in Windows
To enable this hotfix after you apply this hotfix, follow these steps:
  1. Click Start, click Run, type regedit, and then press ENTER.
  2. Locate and then click the following registry subkey:
    HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl
  3. On the Edit menu, point to New, and then click Key.
  4. Type the following key name, and then press ENTER:
    FEATURE_RELEASE_SELECT_CAPTURE_KB944400
  5. On the Edit menu, point to New, and then click DWORD Value.
  6. Type iexplore.exe, and then press ENTER.
  7. On the Edit menu, click Modify.
  8. Type 1, and then click OK.
  9. Exit Registry Editor.
File information
The English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.

Windows XP with SP2, x86-based versions
Collapse this tableExpand this table
File nameFile versionFile sizeDateTimePlatform
Mshtml.dll7.0.6000.207163,593,72808-Nov-200716:48x86

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. This problem was first corrected in Windows Vista Service Pack 1 and in Windows XP Service Pack 3.

REFERENCES

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
For more information about the SELECT element, visit the following Microsoft Developer Network (MSDN) Web site:
http://msdn.microsoft.com/en-us/library/ms535893(VS.85).aspx
For more information about the onblur event, visit the following MSDN Web site:
http://msdn.microsoft.com/en-us/library/ms536909(VS.85).aspx

Properties

Article ID: 944400 - Last Review: August 25, 2008 - Revision: 1.0
APPLIES TO
  • Windows Internet Explorer 7
  • Windows Internet Explorer 7 in Windows Vista
  • Windows Internet Explorer 7 for Windows Server 2003
  • Windows Internet Explorer 7 for Windows XP
Keywords: 
kbhotfixserver kbautohotfix kbexpertiseadvanced kbqfe KB944400

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