// vim:ts=4:sw=4:noet

function createCookie(name, value, days) {
	var expires = "";
	if(days) {
		var date = new Date();
		date.setTime(date.getTime() + (days * 24 * 60 * 60 * 1000));
		var expires = "; expires=" + date.toGMTString();
	}
	document.cookie = name + "=" + value + expires + "; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	var i;
	for(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;
}