add: var self = Kumu.Event; 
context:   stopObserving: function(element, name, observer, useCapture) {    var element = $i(element);    useCapture = useCapture || false;        if (name == 'keypress' && ((navigator.appVersion.indexOf('AppleWebKit') > 0) || element.detachevent)){      name = 'keydown';    }        if (element.removeeventListener) {      element.removeeventListener(name, observer, useCapture);    } else if (element.detachevent) {      element.detachevent('on' + name, observer);    }  }
meta: 2738	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/2738/bc89c8879646997113eb650d33e2ea83ac01151f/event.js/clean/teeda/teeda-extension/src/test/resources/src/event.js