Output a message to the screen
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 Syntax

        H_Message( aString )

 Arguments:

      aString - An array of strings.  Each element is output on a new line

 Returns:

      An array containing the coordinates and contents of the screen area
      affected by the message.

 Description:

      Outputs the elements of aString in a white on blue box
      The screen is not saved !

 Examples:

      cSave := H_Message( { "Please wait" , "while I do something" } )
        ..........
      H_RstRgn( cSave )

 Source: MESSAGE.PRG

 Author:  Martin Colloby