code: function updateEditorElement() {
  		var element = this.element;
  
  		// Some editor creation mode will not have the
  		// associated element.
  		if ( element && this.elementMode != CKEDITOR.ELEMENT_MODE_APPENDTO ) {
  			var data = this.getData();
  
  			if ( this.config.htmlEncodeOutput )
  				data = CKEDITOR.tools.htmlEncode( data );
  
  			if ( element.is( 'textarea' ) )
  				element.setValue( data );
  			else
  				element.setHtml( data );
  
  			return true;
  		}
  		return false;
  	}
docs: Send to data output back to editor's associated element.