code: function (data) {
              if (data && RE_NOT_WHITESPACE.test(data)) {
                  // http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context
                  // http://msdn.microsoft.com/en-us/library/ie/ms536420(v=vs.85).aspx always return null
                  ( win.execScript || function (data) {
                      win[ 'eval' ].call(win, data);
                  } )(data);
              }
          }
docs: Evaluates a script in a global context.
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