Release 2.0 of this component has been enhanced exclusively for supporting integration with Microsoft Sharepoint 2007 by bringing in native Sharepoint 2007 Web UI into Portal through this component and displaying it inside an iFrame within a portlet.
This is supported on IBM WebSphere Portal version 7.0x
More details about its usage and deployment instructions are available here:
The download contains a vwat.zip package. Please unzip that after downloading and use the vwat.paa package extracted from it for installation and deployment using the Solution Installer.
The Solution Installer for WebSphere Portal Server can be downloaded from here.