Default [Q] karbonn A1 rom help

hi all
I hv karbonn A1 (2.3.6)

I rooted it & downloaded custm experia rom frm d forum, but I fotgot to creat d bckup of existing one... new rom dsnt supporting my device... my device is stucked on logo... its only showing CWM optns.... plzz help if u hv a solution or stock/cstm rom