OT: Yahoo Group question

[Melanie]

Is it possible to change my Yahoo ID? Not my email (or if so, that is fine, I rarely use it) but to change the Yahoo ID I use for all my yahoo groups without just creating a new one and signing back up?

I've been searching and I couldn't find a place...

[searchdog]

Here is what I found when searching:
http://search2.cc.dcn.yahoo.com/cct_search.php?ui_mode=answer&prior_transaction_id=993498&action_code=5&highlight_info=16777915,8,15&turl=http%3A%2F%2Fhelp.yahoo.com%2Fhelp%2Fus%2Fedi t%2Fedit-04.html&answer_id=33080#__highlight