oauth_token.rb

  def self.user_agent(mybrowser)
       case mybrowser
         when /MSIE/ then "Internet Explorer" 
         when /Firefox/ then "Mozilla Firefox"
         when /Opera/ then "Opera"
         when /Safari/ then "Safari"
         when /Chrome/ then "Google Chrome"
         when /Camino/ then "Camino"
         when /Dillo/ then "Dillo"
         when /Epiphany/ then "Epiphany"
         when /Firebird/ then "Mozilla Firebird"
         when /Thunderbird/ then "Mozilla Thunderbird"
         when /Galeon/ then "Mozilla Galeon"
         when /IBrowse/ then "IBrowse"
         when /iCab/ then "iCab"
         when /K-Meleon/ then "K-Meleon"
         when /Konqueror/ then "Konqueror"
         when /SeaMonkey/ then "SeaMonkey"
         when /Netscape/ then "Netscape"
         when /OmniWeb/ then "OmniWeb"

         else  "Unknown"  
       end
  end