var isSubmit = false;
Event.observe(window, 'load', function()
{

  if(!$('form')) return;

  $('form').getElements().each(function(el) 
  {
    Event.observe(el, 'focus', function()
    {
      el.addClassName('active');
    }.bind(el));
    Event.observe(el, 'blur', function()
    {
      el.removeClassName('active');
    }.bind(el));
    
    Event.observe(el, 'keyup', checkForm);
    Event.observe(el, 'pastle', checkForm);
  });

  Event.observe('btn', 'click', function()
  {
    isSubmit = true;
    if(checkForm())
    {
      $('form').submit();
    }
  });

});

function checkForm()
{
  if(!isSubmit) return;
  if($F('name').empty() || $F('tel').empty() || $F('mail').empty() )
  {
    $('err').show();
    return false;
  }
  else
  {
    $('err').hide();
    return true;
  }
}
arrJsLoaded['content.online.js']=true;