egFixPal()

         Sets/Gets fixed palette mode

    Syntax:

         egFixPal ( [lMode] ) -> lOldModo

         lMode : Mode to fix the palette. If .T. there will be no palette
                 rotations.

    Description:

         egFixPal() changes between fixed and movil palette. When egFixPal
         is .T., there are not rotations or colour changes. When is .F.
         all the variations and permutatios are activated.

    Return:

         Returns .T. if the palette is fixed or .F. if its variation is
         allowed.

    Example:

         egBlink ( "W" )
         egFixPal( .T. )
         Inkey(0)
         egFixPal( .F. )
         Inkey(0)