Function loadScript

src/scripts/botui.js:72–82

(src, cb)

    }

    function loadScript(src, cb) {
      var script = document.createElement('script');
          script.type = 'text/javascript';
          script.src = src;

          if(cb) {
            script.onload = cb;
          }

      document.body.appendChild(script);
    }

    function _handleAction(text) {
      if(_instance.action.addMessage) {