Maybe the reason you didn't get a reply to your previous posting, is that it is a question that does not belong in this forum. Websphere does not have any closer connection to Notes/Domino than DB2 does.
Did you have a look through IBMs websphere portal at http://www.ibm.com/websphere
or the developerworks page at http://www.ibm.com/developerworks/websphere/
or the forums page at http://www-106.ibm.com/developerworks/forums/wsdd_forums.jsp
Websphere user group http://www.websphere.org/
Ask the experts: http://www.websphere.org/ask_expert.html
All of the above pages were displayed on the first result page of a Google search for the word "Websphere"