var str = document.getElementsByTagName("div")[0].innerHTML.toString();
var i = 0;
document.getElementsByTagName("div")[0].innerHTML = "";

setTimeout(function () {
  var se = setInterval(function () {
    i++;
    document.getElementsByTagName("div")[0].innerHTML = str.slice(0, i) + "|";
    if (i == str.length) {
      clearInterval(se);
      document.getElementsByTagName("div")[0].innerHTML = str;
    }
  }, 10);
}, 0);
