(function() {
	if (window.location.search.match(/survey_reset/)) document.cookie = 'survey_hidden=';
	if (!window.location.search.match(/survey_test/) || document.cookie.match(/(?:^|;\s*)survey_hidden\s*\=1/)) return;
	
	var popup = document.getElementById('survey-popup');
	var close = document.getElementById('survey-popup-close');
	if (popup && close)
	{
		close.onclick = function() {
			popup.style.display = 'none';
			document.cookie = 'survey_hidden=1';
			return false;
		};
		popup.style.display = 'block';
	}
})();