SNIPPET - Inactivity time

inactivityTime_snippet.js

// http://stackoverflow.com/questions/667555/detecting-idle-time-in-javascript-elegantly
var inactivityTime = function () {
  var t;
  window.onload = resetTimer;
  // DOM Events
  document.onmousemove = resetTimer;
  document.onkeypress = resetTimer;

  function logout() {
    alert("You are now logged out.")
    //location.href = 'logout.php'
  }

  function resetTimer() {
    clearTimeout(t);
    t = setTimeout(logout, 3000)
    // 1000 milisec = 1 sec
  }
};

/*
document.onload = resetTimer;
document.onmousemove = resetTimer;
document.onmousedown = resetTimer; // touchscreen presses
document.ontouchstart = resetTimer;
document.onclick = resetTimer;     // touchpad clicks
document.onscroll = resetTimer;    // scrolling with arrow keys
document.onkeypress = resetTimer;
*/