function from_account_save (cart_type, avail_sum, total_cost)	
{
  var name = findObj ("blocked_sum");
  name.value = parseInt (name.value);
  if (name.value > avail_sum) 
  {
    name.value = parseInt (avail_sum);
  }
  if (name.value > total_cost)
  {
    name.value = parseInt (total_cost)
  }
  fakeimg('action=cart_bonus&cart_type='+cart_type+'&blocked_sum='+name.value+'&rnd='+Math.random ());
}