twReplicate( nRow, nCol, Char, Number, wColor )
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     Repeats a character a specified number of times in a chosen colour
     starting at the specified relative window coordinates in the
     active window.

       Arguments:

     nRow,nCol   - Relative Window Coordinates. Defaults to 1 in both
                   cases.

     Char        - ASCII Character as a sting. MUST be passed or
                   function returns having performed no action.

     Number      - The number of repeats. Must be passed.

     wColor      - The colour in which to display the character.
                   Defaults to SETCOLOR().


       Return:

     Current window handle.

       Example:

     twReplicate( 8, 35, ".", 24 )

     Displays character chr(254) twenty-four times in the current
     window colour starting at relative window coordinates 8,35.