function setCookie(name, value, expire) {
	document.cookie = name + "=" + escape(value) + ((expire == null) ? "" : ("; expires=" + expire.toGMTString()));
}

function setCookieExpDays(name, value, daysToExpire) {
	var dt = new Date();
	dt.setTime(dt.getTime() + (1000*60*60*24*daysToExpire));
	document.cookie = name + "=" + escape(value) + ((daysToExpire == null) ? "" : ("; expires=" + dt.toGMTString()));
}

function getCookie(Name) {
	var search = Name + "=";
	if (document.cookie.length > 0) { // if there are any cookies
		offset = document.cookie.indexOf(search);
		if (offset != -1) { // if cookie exists
			offset += search.length;
			// set index of beginning of value
			end = document.cookie.indexOf(";", offset);
			// set index of end of cookie value
			if (end == -1) { end = document.cookie.length; }
			return unescape(document.cookie.substring(offset, end));
		}
	}
}

function killAllCookies() {
	document.cookie = "";
}