window.onload = function() {
	$('contentFrame').style.height = calcContentHeight();
	
	validateNLFormData = function() {	
		var name      =	$F('name');
		var mail      =	$F('mail');
    
    if($F('anmelden') == 'on') {
      var action = "anmelden";
    } else if ($F('abmelden') == 'on') {
      var action = "abmelden";
    }
		
		var optionen = {
			method:		"POST",
			requestHeader:	[
							"Content-Type", "application/x-www-form-urlencoded",
							"Content-Type", "text/html"
							],
			postBody:	"n="+name+"&m="+mail+"&action="+action,
			onComplete:	mainFormCheck,
			onFailure:	function() {  },
			on404:		function() {},
			onUninitialize:	function() {  },
			onLoading:	function() {  },
			onLoaded:	function() {  },
			onInteractive:	function() {  }
		};
		
		var validation = new Ajax.Request("../ajax/validate_nlForm.php", optionen);
	}
}

var mainFormCheck = function(r) {
	if (r.responseText == 'anmelden') {
		changeTo = "<table><tr><td><p style=\"font-weight:bold; font-size:12px; color:blue;\">Vielen Dank f&uuml;r Ihr Interesse an unserem Newsletter. Wir haben Ihre E-Mail-Adresse hinzugef&uuml;gt und senden Ihnen ab der n&auml;chsten Ausgabe unseren Newsletter zu.</p></td></tr></table>";		 
		document.getElementById('mailbody').innerHTML = changeTo;		
	} else if (r.responseText == 'abmelden') {
		changeTo = "<table><tr><td><p style=\"font-weight:bold; font-size:12px; color:blue;\">Wir werden Ihre Adresse mit dem heutigen Datum aus unserem Verteiler austragen.</p></td></tr></table>";		 
		document.getElementById('mailbody').innerHTML = changeTo;		
	} else {
		alert(r.responseText);		
	}
}