function setCookie (name, value, expire) {
	document.cookie = name + "=" + escape(value) + ((expire == null) ? "" : ("; expires=" + expire.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 plaatsCookie (naam, waarde, tijd) {
		var today = new Date();
		var expires = new Date();
		expires.setTime (today.getTime() + 1000*60*60*24*tijd);
		setCookie(naam, waarde, expires);
}