JS in the use of cookies

A system has multiple roles, and each role has different permissions. The data requested by the background is displayed according to the permission, so the permissions are saved in the browser. First introduced in page <script type= "Text/javascript" src= "/js/jquery.cookie.js" ></script>

Settings: User login page Settings cookie

$ (function () {
var role =document.getelementbyid ("role"). Value;
$.cookie ("Role", role, {expires:7}); //
Channel Trader, Hidden menu
if (role== "Role_channel") {
document.getElementById ("Menu-admin"). Style.display = "None";
document.getElementById ("TPL"). Style.display = "None";
}
})

===============

Other pages used: page Introduction jquery.cookie.js

$ (function () {
Alert ($.cookie ("role") + "Cookie");
})

JS in the use of cookies