function GetQueryString (name) { let reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)") let r = window.location.search.substr(1).match(reg) if (r != null) { return unescape(r[2]) } return null } let dt = GetQueryString('dt') let host = location.hostname let hostArr = host.split('.') let domainname = host.split(hostArr[0]) if (dt) { document.cookie = 'dashboard_ticket=' + dt + ';domain=' + domainname[1] + ';' }