public function index() {
         // $path = base_url().'js/ckfinder';
         $path = 'js/ckfinder';
         $width = '850px';
         $this->editor($path, $width);
         $this->form_validation->set_rules('description', 'Page Description', 'trim|required|xss_clean');
         if ($this->form_validation->run() == FALSE) {
         $this->load->view('welcome_message');
          }
        else {
         // do your stuff with post data.
         echo $this->input->post('description');
          }
          }
          function editor($path,$width) {
          //Loading Library For Ckeditor
           $this->load->library('ckeditor');
           $this->load->library('ckfinder');
           //configure base path of ckeditor folder
            $this->ckeditor->basePath = base_url().'js/ckeditor/';
            $this->ckeditor-> config['toolbar'] = 'Full';
            $this->ckeditor->config['language'] = 'en';
            $this->ckeditor-> config['width'] = $width;
            //configure ckfinder with ckeditor config
            $this->ckfinder->SetupCKEditor($this->ckeditor,$path);
            }