If you would use the Google Custom Search form at the top right corner or bottom right corner of this page, you would find lots of topics with answers to your questions. I'm not referring to the Search link in the menu bar above.

Here is just one of the links you would find in Oldgas.com Google Custom Search:
http://www.oldgas.com/forum/ubbthreads.php?ubb=showflat&Number=318232

Jim "Oldgas" Potts
Your host and moderator