function newsletterSubscribeCheck() {
  var hiba = false;
  var emailRegString = /^(("[\w-\s]+")|([\w-]+(?:\.[\w-]+)*)|("[\w-\s]+")([\w-]+(?:\.[\w-]+)*))(@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$)|(@\[?((25[0-5]\.|2[0-4][0-9]\.|1[0-9]{2}\.|[0-9]{1,2}\.))((25[0-5]|2[0-4][0-9]|1[0-9]{2}|[0-9]{1,2})\.){2}(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[0-9]{1,2})\]?$)/i;
  
  if ( document.getElementById('name').value == '' || document.getElementById('name').value == 'név' || document.getElementById('name').value.length < 5 ) {
  	hiba = true;
  	alert( 'Kérjük, hogy adja meg nevét!' );
  }

  if ( document.getElementById('email').value == 'e-mail cím' || document.getElementById('email').value == '' ) {
  	if ( hiba === false ) {
  		alert( 'Kérjük írja be az e-mail címét!' );
  	}
  	hiba = true;
  }

  if ( emailRegString.test( document.getElementById('email').value ) == false ) {
  	if ( hiba === false ) {
  		alert( 'A beírt e-mail cím formátuma nem megfelelő!' );
  	}
  	hiba = true;
  }

  if ( hiba === false ) {
  	var oScript = document.createElement('script');
  	var nlName = document.getElementById('name').value;
  	var nlEmail = document.getElementById('email').value;
  	oScript.src = "index.php?id=newsletter&name="+nlName+"&email="+nlEmail;
  	document.body.appendChild(oScript);
  	$('#newsletter-main').fadeOut(1000);
		document.getElementById('newsletter-main').style.display = 'none';
		$('#newsletter-subscribe').fadeIn(2000);
		document.getElementById('newsletter-subscribe').style.display = 'block';
		document.getElementById('name').value = 'név';
		document.getElementById('email').value = 'e-mail cím';
  }

}

function checkNlName() {
  if ( document.getElementById('name').value == '' ) {
  	document.getElementById('name').value = 'név';
  }
  if ( document.getElementById('name').value == 'név' ) {
  	document.getElementById('name').value = '';
  }
}

function checkNlEmail() {
  if ( document.getElementById('email').value == '' ) {
  	document.getElementById('email').value = 'e-mail cím';
  }
  if ( document.getElementById('email').value == 'e-mail cím' ) {
  	document.getElementById('email').value = '';
  }
}

function checkNlNameBlur() {
  if ( document.getElementById('name').value == '' ) {
  	document.getElementById('name').value = 'név';
  }
}

function checkNlEmailBlur() {
  if ( document.getElementById('email').value == '' ) {
  	document.getElementById('email').value = 'e-mail cím';
  }
}