NAME: TextBackGround

     USE: Sets the color of the text background.  It accepts an argument
          of one of the following constants.

            Color         Value      Color           Value
            ---------     -----      ---------       -----

            Black      =  0;         LightBlue    =  9;
            Blue       =  1;         LightGreen   =  10;
            Green      =  2;         LightCyan    =  11;
            Cyan       =  3;         LightRed     =  12;
            Red        =  4;         LightMagenta =  13;
            Magenta    =  5;         Yellow       =  14;
            Brown      =  6;         White        =  15;
            LightGray  =  7;         Blink        =  128;
            DarkGray   =  8;


     DEPENDENCY:  The CRT unit must be used placed in the uses section.

     SYNTAX: TextBackGround(ColorValue : Byte);