window.addEvent('domready', function(){
  $('menu_top').getElements('li.drop_down').each( function( elem ){
    var list = elem.getElement('ul.menu_sub');
    list.style.display = 'none';
    elem.addEvents({
      'mouseenter' : function(){
        list.style.display = 'block';
        elem.getElement('a').className = 'menu_top_sel';
      },
      'mouseleave' : function(){
        list.style.display = 'none';
        elem.getElement('a').className = 'menu_top_nav';
      }
    });
  });
  $('demomap').getElements('area').each( function( elem ) {
    elem.addEvents({
      'click' : function( event ){
        $('demo1').style.display = 'none';
        $('demo2').style.display = 'none';
        $('demo3').style.display = 'none';
        $('demo' + elem.href.split('#')[1]).style.display = 'block';
        event.stop();
      }
    });
  });
  document.body.style.height = document.documentElement.scrollHeight + 'px';
});

function checkEnter(e){
  var form = document.forms.loginForm;

  if(e.which)
    var keycode = e.which;
  else
    var keycode = e.keyCode;
  
  if(keycode == 13)
    form.submit();
}