YC12345_Web/WebChart/js/index.js

$(document).ready(function(){
    timeLimit()
});
function timeLimit () {
    $.ajax({
        type: "get",
        url: huayi.config.callcenter_url + "Login/GetAuAuthDate",
        dataType: 'json',
        async: false,
        success: function(data) {
            var contentAuthDate = '<span style="font-size: 20px; color: red">' + 
            '您的系统授权将于' + data.AuthDate + ' 00:00过期，请您尽快联系本项目的项目负责人以获取授权，避免影响您对系统的正常使用。' +
            '</span>'
            if (parseInt(data.day) < 30) {
                layer.confirm(contentAuthDate, {
                    title: ['提示'],
                    area: ['700px', 'auto'],
                    btn: ['确定'],
                });
            }
        }
    });
}
var timer = setInterval(timeLimit, 1800000);