Daylight Savings Time 2007
From WPKG | Open Source Software Deployment and Distribution
You can apply the 2007 Daylight Savings Time correction for Windows XP machines using Microsoft Update, but there is no patch for Windows 2000 machines. The following fixes both WinXP and Win2000.
Make TZupdate.reg and RefreshTZinfo.vbs using the instructions on http://support.microsoft.com/kb/914387
<package id="DSTfix" name="Daylight Savings Time fix" revision="0" priority="0" execute="once">
<install cmd='regedit /s "%SOFTWARE%\DST\TZupdate.reg"' />
<install cmd='cscript %SOFTWARE%\DST\RefreshTZinfo.vbs' />
</package>