rem: return eval(this.transport.responseText); 
add: return eval((this.transport.responseText || '').unfilterJSON()); 
context:   evalResponse: function() {    try {      return eval(this.transport.responseText);    } catch (e) {      this.dispatchException(e);    }  },
meta: 9100	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/9100/2d4247a14ff4ce25ad80cbc65b787dfde7ddb16e/prototype.js/buggy/typo3/contrib/prototype/prototype.js