Cấu hình tawk chat web500.vn ( ok)

jQuery(document).ready(function($) {
jQuery(window).scroll(function() {
    if (jQuery(this).scrollTop() > 200 && jQuery('#lioneltawk').hasClass('tawk_add') == false) {
      jQuery('#lioneltawk').append('<script>var Tawk_API=Tawk_API||{},Tawk_LoadStart=new Date;!function(){var t=document.createElement("script"),e=document.getElementsByTagName("script")[0];t.async=!0,t.src="https://embed.tawk.to/5e746ad08d24fc226588d359/default",t.charset="UTF-8",t.setAttribute("crossorigin","*"),e.parentNode.insertBefore(t,e)}();<\/script>');
      jQuery("#lioneltawk").addClass('tawk_add');
    }
  });
});