function vanish_overlay() {
	document.getElementById('presethead').value = document.getElementById('headline').innerHTML;
	document.getElementById('preset01').value = document.getElementById('text01').innerHTML;
	document.getElementById('preset02').value = document.getElementById('text02').innerHTML;
	document.getElementById('preset03').value = document.getElementById('text03').innerHTML;
	document.getElementById('preset04').value = document.getElementById('text04').innerHTML;
	document.getElementById('preset05').value = document.getElementById('text05').innerHTML;
	document.getElementById('overlay').value = document.getElementById('mainoverlay').innerHTML;
	
	document.getElementById('headline').innerHTML = '';
	document.getElementById('text01').innerHTML = '';
	document.getElementById('text02').innerHTML = '';
	document.getElementById('text03').innerHTML = '';
	document.getElementById('text04').innerHTML = '';
	document.getElementById('text05').innerHTML = '';
	document.getElementById('mainoverlay').innerHTML = '';
	document.getElementById('hidepic01').innerHTML = '<img src="/img/hidepicon.gif" onMouseOut="rebuild_overlay();" class="steuerung">';
  // var greyheight = document.getElementById('menu').offsetHeight;
  //var anzeigebreite = document.body.clientWidth;
  
  // document.getElementById('menu').style.width = String(anzeigebreite) + "px";
}

function rebuild_overlay() {
	document.getElementById('headline').innerHTML = document.getElementById('presethead').value;
	document.getElementById('text01').innerHTML = document.getElementById('preset01').value;
	document.getElementById('text02').innerHTML = document.getElementById('preset02').value;
	document.getElementById('text03').innerHTML = document.getElementById('preset03').value;
	document.getElementById('text04').innerHTML = document.getElementById('preset04').value;
	document.getElementById('text05').innerHTML = document.getElementById('preset05').value;
	document.getElementById('mainoverlay').innerHTML = document.getElementById('overlay').value;
	document.getElementById('hidepic01').innerHTML = '<img src="/img/hidepicoff.gif" onMouseOver="vanish_overlay();" class="steuerung">';
}

function CheckContactForm() {
	 if (document.getElementById('t_name').value == "") {
		alert('Bitte alle Pflichtfelder ausfuellen!');
		return false;
	 }
	 // if (document.getElementById('t_phon').value == "") {
	 //	alert('Bitte alle Pflichtfelder ausfuellen!');
	 //	return false;
	 // }
	 if (document.getElementById('t_email').value == "") {
		alert('Bitte alle Pflichtfelder ausfuellen!');
		return false;
	 }
	 if (document.getElementById('t_message').value == "") {
		alert('Bitte alle Pflichtfelder ausfuellen!');
		return false;
	 }
	 if (document.getElementById('datenschutz').checked == false) {
		alert('Bitte beachten Sie unseren Hinweis zum Datenschutz!');
		return false;
	 }
}

function openWinDatenschutz () {
  var DatenschutzNeu = window.open("datenschutz.php?lang=de", "KundeninformationenDatenschutz", "left=100, top=50, width=550, height=500, hotkeys=no, location=no, menubar=no, resizable=no, scrollbars=no, status=no, toolbar=no");
  DatenschutzNeu.focus();
}