Return the data for the start of the week ( Monday )
──────────────────────────────────────────────────────────────────────────────

 Syntax

            GT_BOW( <dValue> ) - dValue

 Arguments:

                <dValue> is a valid date

 Returns:

                A date value for the begining of the week ( Monday )

 Description:

                GT_BOW() can be used to return the first working day

 Examples:



           ? "Monday's date was", GT_BOW( DATE() )

           result :
                                Moday's date was 03/25/93


 Source: GT_BOW.PRG

 Author:  George Brennan