var active = false;

function doSurveyUnload() {
	if (active) {
		if (leaving && isNoSurveyCookie()) {
			window.open("/surveyask.htm", "ldf_survey_ask", "height=200, width=150");
		}
	}
}

function doSurveyLoad() {
	if (active) {
		leaving = true;
		for (var i = 0; i < document.links.length; i++) {
			document.links[i].onclick = doClick;
		}
	}
}

function doClick(){
	leaving = false;
}

function isNoSurveyCookie() {
	var cookies = new String(document.cookie);
	return (cookies.indexOf("SurveyOctober2005") == -1);
}