$FUNCNAME$
   FT_INVCLR()
$CATEGORY$
   Conversion
$ONELINER$
   Get the inverse of a color
$SYNTAX$
   FT_INVCLR( [ <cDsrdColor> ] ) --> cColor
$ARGUMENTS$
   <cDsrdColor> is the color to get the inverse of.  Defaults to
   current color.
$RETURNS$
   The inverse of the passed color.
$DESCRIPTION$
   This function inverts a passed color (in the Clipper format: ??/??),
   e.g., "W/N" is converted to "N/W".
$EXAMPLES$
   cInverse := FT_INVCLR()            // Get Inverse of Current Color
   cInvErr  := FT_INVCLR( cErrColor ) // Get Inverse of cErrorColor
$Author: itk $
   David Husnian
$end$

