Hello and thank you for asking your question, with JustAnswer.com/Mac. I am Sr. Mac Tech Support Specialist, Terry, glad to assist you.
As of June 30, 2012, Apple Inc. has marked the end of MobileMe/.Mac account services and are now inviting all .Mac and MobileMe users to transition over to their new iCloud services
Here is the link from Apple on processing that transition as well as answering any additional questions pertaining to this move:
This information will guide you into transitioning your .Mac account into the new, free iCloud account that Apple is giving all .Mac and MobileMe users.
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Please simply reply back to this session when you are back online and I will be glad to further assist you as needed