Microsoft KB Archive/901104

= FIX: You receive incorrect results when you compare a NaN value to an integer value in VBScript in Internet Explorer 6 =

Article ID: 901104

Article Last Modified on 11/15/2007

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APPLIES TO

 Microsoft Internet Explorer 6.0, when used with:  Microsoft Windows Server 2003, Standard Edition (32-bit x86)

 Microsoft Windows Server 2003, Web Edition

 Microsoft Windows Server 2003, Enterprise Edition (32-bit x86)

 Microsoft Windows Server 2003, Datacenter Edition (32-bit x86)</li></ul>

 Microsoft Windows Server 2003, Enterprise x64 Edition</li></ul>

 Microsoft Windows Server 2003, Datacenter x64 Edition</li></ul>

 Microsoft Windows Server 2003, Standard x64 Edition</li></ul>

 Microsoft Windows XP Service Pack 2</li></ul> </li></ul>

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<div class="notice_section">

<div class="symptoms_section">

SYMPTOMS
In Microsoft Internet Explorer 6, when you compare a not a number (NaN) value to an integer value in Microsoft Visual Basic Scripting Edition (VBScript), you receive incorrect results depending on the operating system that the computer is running. You receive the following results.

<div class="resolution_section">

Windows XP
A supported hotfix is now 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 Windows XP Service Pack that contains this hotfix.

To resolve this problem, submit a request to Microsoft Online Customer Services to obtain the hotfix. To submit an online request to obtain the hotfix, visit the following Microsoft Web site:

http://go.microsoft.com/?linkid=6294451

Note If additional issues occur or 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. To create a separate service request, visit the following Microsoft Web site:

http://support.microsoft.com/contactus/?ws=support

Prerequisites
To apply this hotfix, you must have Windows XP Service Pack 2 (SP2) installed.

Restart requirement
You do not have to restart the computer after you apply this hotfix.

Hotfix replacement information
This hotfix does not replace any other hotfixes.

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 tool in Control Panel.

Windows Server 2003
A supported hotfix is now 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 Windows Server 2003 Service Pack that contains this hotfix.

To resolve this problem, submit a request to Microsoft Online Customer Services to obtain the hotfix. To submit an online request to obtain the hotfix, visit the following Microsoft Web site:

http://go.microsoft.com/?linkid=6294451

Note If additional issues occur or 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. To create a separate service request, visit the following Microsoft Web site:

http://support.microsoft.com/contactus/?ws=support

Prerequisites
To apply this hotfix, you must have one of the following installed on the computer:
 * Windows Server 2003 Service Pack 1 (SP1)
 * Windows Server 2003 Service Pack 2 (SP2)

Restart Requirement
You do not have to restart your computer after you apply this hotfix.

Hotfix Replacement Information
This hotfix does not replace any other hotfixes.

File Information
The English version of this hotfix 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.

Windows Server 2003, x64-based versions
<div class="workaround_section">

WORKAROUND
To work around this problem, use the IsNumeric function or the IsNaN function before you perform any comparisons.

<div class="status_section">

STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the &quot;Applies to&quot; section.

<div class="moreinformation_section">

MORE INFORMATION
For more information, 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

Steps to reproduce the problem
<ol> Create a new file by using Notepad, and then save the file as .asp in the local Web folder.</li>  Paste the following code into the .htm file. <HTML> <BODY onload=&quot;Test&quot;>

<SCRIPT LANGUAGE=vbscript> sub Test dim num num = parseInt(&quot;A&quot;) alert (num = 2) end sub </SCRIPT>

</BODY> </HTML> </li> Open the .htm file by using Internet Explorer 6.

Note The expected result is false. Instead, you receive the results that are mentioned in the &quot;Symptoms&quot; section.</li></ol>

Keywords: kbtshoot kbfix kbbug kbqfe kbhotfixserver KB901104

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