attached is an updated copy of the WA eCart Shared.js file.
locate the users configuration folder, for details, see the common installation issues page:
http://www.webassist.com/tutorials/Common-installation-issues
in the users configuration folder, go to:
shared/WebAssist/eCart
and over write the WA eCart Shared.js file in that location with the new one.
make sure DW is closed while doing this.