if (getCookie("java") == null) {
	setCookie("java", 1);
	setCookie("width", screen.width);
	setCookie("height", screen.height);
	setCookie("color", screen.colorDepth);
	setCookie("lang", navigator.userLanguage);
}

function setCookie(name, value) {
	if (name != null && value != null) {
		document.cookie = name + "=" + escape(value);
	}
	return false;
}

function getCookie(name) {
	var cookies = document.cookie;
	var prefix = name + "=";
	var beginP = cookies.indexOf("; " + prefix);
	if (beginP == -1){
		beginP = cookies.indexOf(prefix);
		if (beginP != 0) return null;
	} else {
		beginP += 2;
	}
	var endP = cookies.indexOf(";", beginP);
	if (endP == -1) {
		endP = cookies.length;
	}
	return unescape(cookies.substring(beginP + prefix.length, endP));
}