code: public boolean detectTierRichCss() {
  
          boolean result = false;
          //The following devices are explicitly ok.
          //Note: 'High' BlackBerry devices ONLY
          if (detectMobileQuick()) {
  
              //Exclude iPhone Tier and e-Ink Kindle devices.
              if (!detectTierIphone() && !detectKindle()) {
  
                  //The following devices are explicitly ok.
                  //Note: 'High' BlackBerry devices ONLY
                  //Older Windows 'Mobile' isn't good enough for iPhone Tier.
                  if (detectWebkit()
                      || detectS60OssBrowser()
                      || detectBlackBerryHigh()
                      || detectWindowsMobile()
                      || (userAgent.indexOf(engineTelecaQ) != -1)) {
                      result = true;
                  } // if detectWebkit()
              } //if !detectTierIphone()
          } //if detectMobileQuick()
          return result;
      }
docs: The quick way to detect for a tier of devices.
  This method detects for devices which are likely to be capable
  of viewing CSS content optimized for the iPhone,
  but may not necessarily support JavaScript.
  Excludes all iPhone Tier devices.
  @return detection of any device in the 'Rich CSS' Tier