I use the PHP code from: http://detectmobilebrowsers.mobi/ (free for personal and non-profit use) Ken -----Original Message----- From: Jonathan Rochkind [mailto:[log in to unmask]] Sent: Wednesday, January 02, 2013 3:36 PM To: Code for Libraries Cc: Ken Irwin Subject: Re: [CODE4LIB] directing users to mobile DBs, was RE: [CODE4LIB] Responsive Web Site Live What method do you use to detect mobile-or-not?