/* <pre><nowiki> */
function readCookie(name) {
if (!name) return;
var nameMatch = name.toLowerCase() + "=";
var cookies = document.cookie.split(/\s*;\s*/);
for (var i in cookies) {
if (cookies[i].toLowerCase().indexOf(nameMatch) == 0) {
return cookies[i].substr(nameMatch.length);
}
}
}
function writeCookie(name, value, options) {
if (value.indexOf(";") != -1) throw "Cookie value cannot contain semi-colons";
if (!options) options = {};
var cookie = name + "=" + value;
if (options.domain) cookie += ";domain=" + options.domain;
if (options.path) cookie += ";path=" + options.path;
if (options.expires || options.expiresInDays > 0) {
var expires = options.expires;
if (!expires) {
expires = new Date(new Date().getTime() + options.expiresInDays * 86400 * 1000);
}
if (expires.toGMTString) expires = expires.toGMTString();
cookie += ";expires=" + expires;
}
document.cookie = cookie;
return cookie;
}
function deleteCookie(name, options) {
if (!options) options = {};
var epoch = new Date();
epoch.setTime(0);
options.expires = epoch;
return writeCookie(name, "", options);
}
/* </nowiki></pre> */