<!DOCTYPE html>
<html>
<head>
<title>TODO supply a title</title>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<script>
var cookies = {};
function leerCookies() {
var c = document.cookie;
c = c.split(";");
for (var i = 0; i < c.length; i++) {
var t = c[i].split("=");
cookies[t[0].trim()] = t[1];
}
}
function checkCookies() {
leerCookies();
if (cookies.usuario != undefined) {
document.getElementById("usuario").value = cookies.usuario;
}
if (cookies.fecha != undefined) {
document.getElementById("acceso").innerHTML = "Último acceso: " + cookies.fecha;
}
}
function guardar() {
var c = document.getElementById("usuario").value;
var f = new Date().toLocaleString();
document.cookie = "usuario=" + c + "; expires=tue, 09 february 2016 9:40:00 UTC;path=/";
document.cookie = "fecha=" + f + "; expires=tue, 09 february 2016 9:40:00 UTC;path=/";
}
</script>
</head>
<body onload="checkCookies()">
<form action="index.html" method="POST">
<input type="text" id="usuario">
<input type="password" name="pass">
<input type="submit" onclick="guardar()">
<div id="acceso"></div>
</form>
</body>
</html>