FUNCTION PMREADER()

  Short:
  ------
  PMREADER() Creates specialized PLUS/MINUS get reader block

  Returns:
  --------
  <bReader> => get reader block for GET

  Syntax:
  -------
  PMREADER()

  Description:
  ------------
  Creates a get reader block that allows
  increment/decrement of date of numeric values with the plus or minus key.

  Implement by using the SEND keyword for your
  @Say..Get.. statements.

    i.e. @10,10 say blah get blahblah SEND reader:=PMREADER()

  Examples:
  ---------
   // while in the get V1, you will be able to use the +-  keys to
   // increase/decrease the value of V1

   v1 := 100
   @10,10 get v1 SEND reader := pmreader()
   READ

  Source:
  -------
  S_READRS.PRG