  _isVisible: function(element) {    element = $(element);    if(!element.parentNode) return true;    this.assertNotNull(element);    if(element.style && Element.getStyle(element, 'display') == 'none')      return false;        return this._isVisible(element.parentNode);  },
3727	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/3727/f26de598115946c975d7d8c1f9a3c34da03381fa/unittest.js/clean/gallery/js/cropper/unittest.js