User:Mike Dillon/Scripts/cookies.js

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); }