The
OnBeforeUnload and
OnUnload events are not triggered in Internet Explorer 6 Service Pack 1 (SP1)
if the Body tag is blank. The following sample HTML code demonstrates this problem:
<HTML>
<HEAD>
<SCRIPT>
function unload()
{
alert("unload")
}
function beforeunload()
{
alert("beforeunload")
}
function resize()
{
alert("resize")
}
</SCRIPT>
<SCRIPT for="window" event="onload">
window.onunload = unload;
window.onbeforeunload = beforeunload;
window.onresize = resize;
alert("loading");
</SCRIPT>
</HEAD>
<BODY>
</BODY>
</HTML> 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:
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. The English version of
this fix has the file attributes (or later) 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 tool in Control Panel.
Date Time Version Size File name
---------------------------------------------------------
24-Oct-2002 15:45 6.00.2800.1132 2,788,352 Mshtml.dll
Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.
WARNING: If you use Registry Editor incorrectly, you may cause serious problems that may require you to reinstall your operating system. Microsoft cannot guarantee that you can solve problems that result from using Registry Editor incorrectly. Use Registry Editor at your own risk.
This hotfix adds a registry setting that is installed with
the hotfix. The registry setting is:
Key =
HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main
Value =
Q331869
:
REG_SZ (Set to Yes to enable the fix)
If you apply a
later hotfix, security update, or service pack without installing this hotfix,
you must set the registry value manually.