code: function () {
              var browser = api.browser.name, version = api.browser.version;
  
              switch (browser) {
                  case "ie":
                      return version >= 9;
                      
                  case "chrome":
                      return version >= 13;
                      
                  case "ff":
                      return version >= 6;
                      
                  case "ios":
                      return version >= 5;
  
                  case "android":
                      return false;
  
                  case "webkit":
                      return version >= 5.1;
                      
                  case "opera":
                      return version >= 10;
                      
                  default:
                      return false;
              }
          }
docs: /*
  font-face support. Uses browser sniffing but is synchronous.
  http://paulirish.com/2009/font-face-feature-detection/