context:   observe: function(element, name, observer, useCapture) {    var element = $(element);    useCapture = useCapture || false;    if (name == 'keypress' &&        (navigator.appVersion.match(/Konqueror|Safari|KHTML/)        || element.attachEvent))      name = 'keydown';    this._observeAndCache(element, name, observer, useCapture);  },
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