function loadRepos() {

   const xhttp = new XMLHttpRequest();

   xhttp.onreadystatechange = function() {

      if (this.readyState === 4) {

         let divElement = document.getElementById('res');

         divElement.textContent = this.responseText;

      }

      }

   xhttp.open("GET", "https://api.github.com/users/testnakov/repos", true);

   xhttp.send();


}