On 7/11/07, Michał Szpadzik <mszpadzik@o2.pl> wrote: > I would like to know how change this True/False to 1/0 Multiplying by 1 changes the True/False to 1/0. But sum gives the same result for True/False as it does for 1/0. So maybe you don't need to convert from True/False to 1/0?