function emailSyntax(aktion) {
	
	if(aktion == "anmelden"){
		
		var email = document.newsletterAnmelden.email.value;
	
	}
	
	if(aktion == "abmelden"){

		var email = document.newsletterAbmelden.email.value;
	
	}
	
	var strReg = "^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$";

	var regex = new RegExp(strReg);

	if(regex.test(email) != 1){
		
		alert('Bitte geben Sie eine gültige Emailadresse ein.');
		return(false);
		
	}
	
}


function abmeldenEinblenden() {
	
	document.getElementById('abmeldenFormular').style.display='inline-block';
	document.getElementById('abmeldenEinblenden').style.display='none';
	document.getElementById('abmeldenAusblenden').style.display='inline-block';
	
}

function abmeldenAusblenden() {
	
	document.getElementById('abmeldenFormular').style.display='none';
	document.getElementById('abmeldenEinblenden').style.display='inline-block';
	document.getElementById('abmeldenAusblenden').style.display='none';
	
}


function veranstaltungsPopup(datumZeit) {
	
	document.getElementById('dimmer').style.display='block';
	document.getElementById('popupSeite').style.display='block';
	
	var scrollPosition = window.pageYOffset;
	
	xmlhttp=new XMLHttpRequest();
	  
	xmlhttp.onreadystatechange=function(){
	  
		if (xmlhttp.readyState==4 && xmlhttp.status==200){
		
			document.getElementById("popupSeite").innerHTML=xmlhttp.responseText;
		
		}
	  
	}
	
	xmlhttp.open("POST","veranstaltungsPopup.php",true);
	
	xmlhttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	xmlhttp.setRequestHeader("Content-length", "datumZeit="+datumZeit+"&scrollPosition="+scrollPosition.length);
	xmlhttp.setRequestHeader("Connection", "close");
	
	
	xmlhttp.send("datumZeit="+datumZeit+"&scrollPosition="+scrollPosition);

	
}

function fotoPopup(id,anzahl) {
	
	document.getElementById('dimmer').style.display='block';
	document.getElementById('popupSeite').style.display='block';
	
	var scrollPosition = window.pageYOffset;
	
	xmlhttp=new XMLHttpRequest();
	  
	xmlhttp.onreadystatechange=function(){
	  
		if (xmlhttp.readyState==4 && xmlhttp.status==200){
		
			document.getElementById("popupSeite").innerHTML=xmlhttp.responseText;
		
		}
	  
	}
	
	xmlhttp.open("POST","fotoPopup.php",true);
	
	xmlhttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	xmlhttp.setRequestHeader("Content-length", "id="+id+"&anzahl="+anzahl+"&scrollPosition="+scrollPosition.length);
	xmlhttp.setRequestHeader("Connection", "close");
	
	
	xmlhttp.send("id="+id+"&anzahl="+anzahl+"&scrollPosition="+scrollPosition);
	
	
	
	
}

function kartenPopup() {
	
	document.getElementById('dimmer').style.display='block';
	document.getElementById('popupSeite').style.display='block';
	
	var scrollPosition = window.pageYOffset;
	
	xmlhttp=new XMLHttpRequest();
	  
	xmlhttp.onreadystatechange=function(){
	  
		if (xmlhttp.readyState==4 && xmlhttp.status==200){
		
			document.getElementById("popupSeite").innerHTML=xmlhttp.responseText;
		
		}
	  
	}
	
	xmlhttp.open("POST","kartenPopup.php",true);
	
	xmlhttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	xmlhttp.setRequestHeader("Content-length", "scrollPosition="+scrollPosition.length);
	xmlhttp.setRequestHeader("Connection", "close");
	
	
	xmlhttp.send("scrollPosition="+scrollPosition);
	
	
	
	
}

function schliessePopup() {
	
	document.getElementById('dimmer').style.display='none';
	document.getElementById('popupSeite').style.display='none';
	
}



function loeschenBestaetigen() {

	return confirm('Wirklich löschen?');


}


function selecttxt(objId) {

	window.getSelection().removeAllRanges();

	if (document.selection) {
	
		var range = document.body.createTextRange();
		
		range.moveToElementText(document.getElementById(objId));
		
		range.select();
		
	}else if (window.getSelection) {

		
		var range = document.createRange();
		
		range.selectNode(document.getElementById(objId));
		
		window.getSelection().addRange(range);

	}

}