What the plan can't do erm, is, I suppose, yeah wel , the only way you can deal with that, well, there's one of two ways, you can set the plan up, erm, for full benefit  let's say the salary was twenty thousand  so by here you're getting ten  so you set the plan up, in retrospect for the same twenty thousand pounds, but at the six month's stage you claim half of it  yes, and at the twelve month stage, you're now claiming the full benefit.