code: function(template) {
              var self = this;
              this.template = template || this.template;
              Resources.load(this.options.loader, this.template).then(function(content) {
                  self.setContent(content);
                  self.trigger("loaded");
              }, function() {
                  self.setContent(null);
                  self.trigger("error");
              });
              return this;
          }
docs: /*
  Load template content