function getCookie(name) {
	var strArg = new String(name + "=");
	var nArgLen, nCookieLen, nEnd;
	var i = 0, j;

	nArgLen = strArg.length;
	nCookieLen = document.cookie.length;

	if (nCookieLen > 0) {
		while (i < nCookieLen) {
			j = i + nArgLen;
			if (document.cookie.substring(i, j) == strArg) {
				nEnd = document.cookie.indexOf (";", j);
				if (nEnd == -1) nEnd = document.cookie.length;
				return unescape(document.cookie.substring(j, nEnd));
			}

			i = document.cookie.indexOf(" ", i) + 1;
			if (i == 0) break;
		}
	}
	return("");
}

function closePopupLayer(popupName) {
	if (document.getElementById(popupName)) {
		document.getElementById(popupName).style.display = 'none';
	}
}