Fnd_Tlbr_Button_Enabled

            Fnd_Tlbr_Button_Enabled (button name; state)

              Parameter                Type              Description
              button name              Text              Name of the button to modify
              state                    Boolean           True to enable the button

            Use this routine to enable or disable a toolbar button. Pass True to enable the button or False to disable
            the button.
              Fnd_Tlbr_Button_Enabled ("PrintBttn";False) ` Disable the Print button.

            It is not necessary to call the Fnd_Tlbr_Redraw command after enabling or disabling a toolbar button.