function on_load() {
  set_focus();
}

function check_onkeypress(element,e) {
  var whichCode = (window.Event) ? e.which : window.event.keyCode;
  if (whichCode == 13) {   //catch "enter button" event
    element.form.submit();
  }
}

function init(p_msg) {
  document.login_form.username.focus();
  if (p_msg != '') {
    alert(p_msg);
  }
}

function set_focus() {
  document.login_form.username.focus();
}