Displays available groups of trend tags in a listbox. Returns the description of the item selected from the list. Groups are configured in the TrendGrp.dbf file found in the [RUN] directory.
Name of group to preselect in the list.
Areas to enable in the list; i.e., only trend groups belonging to these areas are displayed.
Trend group (description) selected from the list, or "" if cancel is pressed.