SCR_CURPOS

       To position the cursor at the specified screen location.

       Unspecified coordinates are set to one.  Please note that the ESCAPE
       sequence expects the coordinates to be counted from (1,1).

       scr_curpos [, lin, col]

       lin  --  The screen line coordinate.
       col  --  The screen column coordinate.

       None.

       None.

       This procedure will only work with DEC compatible equipment (or
       terminal emulators).

       A string containing the appropriate DEC terminal command is put
       together and printed.  NOTE:  In general, the DEC commands correspond
       to the ANSI escape sequences.

       Written by Michael R. Greason, STX, May 1990.
       Converted to IDL V5.0   W. Landsman   September 1997

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