function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i = 0; i < ca.length; i++) {
		var c = ca[i];
		while (c.charAt(0) == ' ') c = c.substring(1, c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length, c.length);
	}
	return null;
}
function trace(str) {
	document.write(str);
}
document.cookie = "cookie_test=lemon; path=/";
trace("running. Enhanced features are enabled.</td></tr>");
trace("<tr><th>Cookies</th><td>: " + (readCookie("cookie_test") == "lemon" ? "accepted. You can sign in." : "disabled. Please turn on cookies to enable sign-in.") + "</td></tr>");
trace("<tr><th>Screen</th><td>: " + screen.width + " x " + screen.height + " x " + screen.colorDepth + "bit." + (screen.width < 800 ? " Your screen is bit small." : ""));