TB_NextKey()
 Reset the STDBrowse() to the next set of data.
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 Syntax:

     TB_NextKey( <oBrowse> ) --> NIL

 Arguments:

     <oBrowse> is the current STDBrowse() object.

 Returns:

     TB_NextKey() always return NIL.

 Description:

     TB_NextKey() can be called from within a menu codeblock used in a
     STDBrowse().  It will reset the STDBrowse() to the next logical data
     set defined by the key used to index the database file.  As an example,
     if the current database in use is indexed by province code and the
     current data set is limited to "ON" the next data set selected would be
     "PQ".


 Files:  Library is CUACLIP.LIB.