please attention to this issues

I have a problem in the old Yahoo email can not be changed and it has been closed for a long time and my crossfire email is unprotected and if it robbed from me it wouldnot be traced and i tried to get back my email yahoo but i failed they want somethings i dont have .
please could you do any thing to change my account addresse to protect my crossfire email . i want to put gmail instead of yahoo .
please i want you to do any thing to make me change my yahoo to gmail without messeges or any thing just once please .
and there is a friend of mine told me that yahoo is going to close.
so please do any thing because iam depressed.
i hope you will solve this problem , if you solve i might purchase zp on it but iam afraid from stoling my account.
Thank you.