const Cookie = { getCookie: function(name) { var v = document.cookie.match('(^|;) ?' + name + '=([^;]*)(;|$)'); return v ? decodeURI(v[2]) : null; }, setCookie: function(name, value, days) { var d = new Date; d.setTime(d.getTime() + 24*60*60*1000*days); document.cookie = name + "=" + encodeURI(value) + ";path=/;expires=" + d.toGMTString(); }, deleteCookie: function(name) { Util.setCookie(name, '', -1); } };