function onReady() {
    var site_name = $('#site_name');
   /* 
    site_name.on('change', function() {});
    */
    var map = $('#map');
   var factory_address = $('#factory_address');
   var head_office = $('#head_office');
   var phone_no = $('#phone_no');
   var phone_no2 = $('#phone_no2');
   var email = $('#email');
   var email2 = $('#email2');
   var logo = $('#logo');
   var facebook = $('#facebook');
   var instagram = $('#instagram');
   var youtube = $('#youtube');
   var linkeden = $('#linkeden');
   
}

function beforeSave() {
    data_post.push({
        name : '_example',
        value : 'value_of_example',
    })
}  