Revert G722 adaptive bitshifting

darcs-hash:20100723160158-56b4d-8ec541cd481adec74d4d31ed9539b534461d0c5c
Added check to ensure uniqueness of accounts' IDs

Ignore-this: 172b6b6f5e3ad6a170c32de644ef1aa

darcs-hash:20100727070948-1e3d8-9b54c80546152eac8fabdb5c5c5327724d7a4f78