I use arrays of integers, double or numeric, and text. They are 1 or 2 dimensional. They are usually limited to <100 elements in one dimension and <10 in the other. TJ O'Donnell http://www.gnova.com ---------------------------(end of broadcast)--------------------------- TIP 1: if posting/reading through Usenet, please send an appropriate subscribe-nomail command to majordomo@xxxxxxxxxxxxxx so that your message can get through to the mailing list cleanly