window.onload=function() {

  $("delaySecs").value = "3";
  $("content").value = "Hello World!";

  $("schedule").onclick = function() {
    var contentText = $("content").value;
    var delay = $("delaySecs").value * 1000;
    setTimeout("$('message').innerHTML='" + contentText + "'", delay);
  }
}