Recent changes "fixing" the fly-out menus in the Safari browser should make this website Mac-friendly.   The majority of all site visitors still use a version of the Internet Explorer; however, the percent using Firefox, Mozilla/Netscape and Safari browsers has grown over recent months.  As long as you use a relatively recent version of one of these browsers, you should not experience browser-related problems.  A small minority of visitors use other browsers with no reported issues.