JSFiddle - React, Tailwind, and code Playground

HTML

<p>Open window <input type="button" id="btnDirect" value="Direct" /> </p>
<p>Open window on <input type="button" id="btnAJAX" value="AJAX" /> success</p>

CSS

p{
 margin:10px   
}

JavaScript

// Direct window.open()
$('#btnDirect').on('click',function(){
    window.open('http://google.com')
})


// AJAX window.open()
$('#btnAJAX').on("click", function(){
    $.ajax({
      url: "/user/login/",
      context: document.body
    }).done(function() { 
        window.open('http://google.com')
    });    
})