http://www.osignite.com/blog/item/73-making-the-htaccess-sef-urls-work-with-godaddy-hosting.html

http://support.godaddy.com/groups/web-hosting/forum/topic/joomla-500-internal-error/

http://support.godaddy.com/help/article/1655

http://forum.joomla.org/viewtopic.php?p=2724955