No Answer from Support

i did buy this account at ebay. i would purchase gamepoints via clickandbuy and i get this error message. :
We're sorry but an error occurred while completing your transaction.
Please be advised that only ONE ClickandBuy account can be used
for your Z8Games account.
If funds have been withdrawn from your ClickandBuy or bank account,
please submit a support ticket at the following page: Z8 Customer Support.

Can u help me that i can purchase via a new clickandbuy account? thx an merry christmas.

this is my click and buy Account overview
hhhhhhhhhh@hhhhh.hh
Account number: 0000000

I try it 5 times and i get since 1 week NO answer!! that sucks...