add: this.oldElementValue = this.element.value; 
context:   onObserverEvent: function() {    this.changed = false;       if(this.getToken().length>=this.options.minChars) {      this.startIndicator();      this.getUpdatedChoices();    } else {      this.active = false;      this.hide();    }  },
meta: 9100	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/9100/2d4247a14ff4ce25ad80cbc65b787dfde7ddb16e/controls.js/buggy/typo3/contrib/scriptaculous/controls.js