> sorry for reposting, hit the wrong button That's OK. I'll cope with being thanked twice. It won't be easy but .... BTW, I'm Joe, not wbr (with best regards). And you're Fred, not Fran 8-) wbr -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist