Survey = {
	getSurveyCategoryMenu: function() {
		if($('survey_successful_false').checked == true) {
			new Ajax.Request('/surveys/menu/negative', {method: 'get'});
		}
		else {
			new Ajax.Request('/surveys/menu/positive', {method: 'get'});
		}
	}
}

Event.addBehavior({
	'#survey_successful_false:click, #survey_successful_true:click': function() {
		Survey.getSurveyCategoryMenu();
	}
})