Mike, There are some nice instructions on the Chile-heads web site. http://chileheads.netimages.com/chipotles.html Tara -- _____________________________________________________ Tara Deen Phone: 61-2-9351 4271 School of Geosciences Fax: 61-2-9351 0184 Building FO5 Mobile: 061 410 538 655 University of Sydney NSW 2006 email: tara@es.usyd.edu.au AUSTRALIA http://www.es.usyd.edu.au/geology/people/postgrad/Tara/tara.htm ______________________________________________________