Updates for SharePoint Designer 2007 Help released
Microsoft has released updated Help (HxS) files for SharePoint Designer 2007. This update installs the latest assistance content for the SharePoint Designer 2007 Help file and the SharePoint Designer 2007 Developer Help file. By default, spdhelp.msp automatically replaces the current SPD.HXS and SPD.DEV.HXS files in the \Program Files\Office12\1033 directory on the drive where you installed the 2007 Office System.
The following files are available for download at Microsoft Download Center:
If you installed the 2007 Office System in a different directory, you can locate the files in the \1033 directory, a subdirectory of the \Program Files\Office12 folder.