MechWorks Web Client has now become an application downloadable from here.

It requires .NET 3.0 and does not require the MS Java Virtual Machine anymore.

The client supports Windows 32 and 64 bits OS, including Microsoft Windows 7 x64.

Steps to install and test the application connected to a demo server

Make sure .NET 3.0 or better is installed on your workstation
Download and run the client installer:

Start the application from Start, MechWorks, WebClient
Select a demo server from the list:

Run queries on a remote server and preview the CAD files: