InsertListItem()
USAGE
void InsertListItem(ListInfo, ListItem)
FUNCTION
This routine inserts a new item in a List display and redraws it. The new
item is insert immediately after the current ActiveItem (highlighted item)
and it becomes the ActiveItem. The list is then redisplayed.
INPUTS
ListInfo = Pointer to a ListInfo structure that describes the list.
ListItem = Pointer to ListItem to insert in list.
RESULT
none (void)