User log in function w/ Parse JavaScript SDK

log_in_user_parse.js

function loginUser() {
    var user_id = $("#input_userID").val();
    var user_password = $("#input_password").val();
    Parse.User.logIn(user_id, user_password, {
        success: function (user) {
            var user_first_name = user.get("first_name");
            var user_last_name = user.get("last_name");
            var user_jur = user.get("jurisdiction");
            var user_email = user.get("email");
            localStorage.setItem('user_id', user_id);
            localStorage.setItem('user_first_name', user_first_name);
            localStorage.setItem('user_last_name', user_last_name);
            localStorage.setItem('user_jur', user_jur);
            localStorage.setItem('user_email', user_email);
            window.location.href = "main.html";
        },
        error: function (user, error) {
            console.log("Error: " + error.code + " " + error.message);
            window.location.href = "error.html";
        }
    });
}