text: define(function () {
      // First, checks if it isn't implemented yet.
      if (!String.prototype.format) {
        String.prototype.format = function() {
          var args = arguments;
          return this.replace(/{(\d+)}/g, function(match, number) {
            return typeof args[number] != 'undefined'
              ? args[number]
              : match
            ;
          });
        };
      }
  });
  