function setCookie(sName, sValue, oExpires, sPath, sDomain, bSecure) {
	var sCookie = sName + "=" + encodeURIComponent(sValue);
	if(oExpires) {
		sCookie += "; expires=" + oExpires.toGMTString();
	}
	if(sPath) {
		sCookie += "; path=" + sPath;
	}
	if(sDomain) {
		sCookie += "; domain=" + sDomain;
	}
	if(bSecure) {
		sCookie += "; secure";
	}
	document.cookie = sCookie;
}

function getCookie(sName) {
	var sRE = "(?:; )?" + sName + "=([^;]*);?";
	var oRE = new RegExp(sRE);
	if(oRE.test(document.cookie)) {
		return decodeURIComponent(RegExp["$1"]);
	} else {
		return '';
	}
}

function deleteCookie(sName, sPath, sDomain) {
	setCookie(sName, "", new Date(0), sPath, sDomain);
}