function Show_Seite(Wert) {
	document.all.LayerM4.style.visibility = 'hidden';
	document.all.LayerM5.style.visibility = 'hidden';
	document.all.LayerM6.style.visibility = 'hidden';
	document.all.LayerM7.style.visibility = 'hidden';
	if(Wert == 11) {get_innerhtml("FensterPosition", "FensterWerte", "ajax/ajax_news.html")}
	if(Wert == 21) {get_innerhtml("FensterPosition", "FensterWerte", "ajax/ajax_leistungsprofil.html")}
	if(Wert == 22) {get_innerhtml("FensterPosition", "FensterWerte", "ajax/ajax_chronik.html")}
	if(Wert == 31) {get_innerhtml("FensterPosition", "FensterWerte", "ajax/ajax_tvgesamt.html")}
	if(Wert == 32) {get_innerhtml("FensterPosition", "FensterWerte", "ajax/ajax_tvsat.html")}
	if(Wert == 33) {get_innerhtml("FensterPosition", "FensterWerte", "gate.php?c=cVerfuegbarkeit")}
	if(Wert == 41) {get_innerhtml("FensterPosition", "FensterWerte", "ajax/ajax_iptechnik.html")}
	if(Wert == 42) {get_innerhtml("FensterPosition", "FensterWerte", "ajax/ajax_ippreise.html")}
	if(Wert == 43) {get_innerhtml("FensterPosition", "FensterWerte", "ajax/ajax_faq.html")}
	if(Wert == 71) {get_innerhtml("FensterPosition", "FensterWerte", "ajax/ajax_start.html")
									document.all.LayerM4.style.visibility = 'visible';
									document.all.LayerM5.style.visibility = 'visible';
									document.all.LayerM6.style.visibility = 'visible';
									document.all.LayerM7.style.visibility = 'visible';
								 }
	if(Wert == 72) {get_innerhtml("FensterPosition", "FensterWerte", "ajax/ajax_agb.html")}
	if(Wert == 73) {get_innerhtml("FensterPosition", "FensterWerte", "ajax/ajax_kontakt.html")}
	if(Wert == 74) {get_innerhtml("FensterPosition", "FensterWerte", "ajax/ajax_impressum.html")}
}

Gehefocus = false;

function get_innerhtml(parentId, targetId, requestUrl) {
	container = null
  ajax = false
 	container = document.getElementById(targetId);
 	if(container) container.parentNode.removeChild(container);
 	container = document.createElement("div");
 	container.id = targetId;
 	document.getElementById(parentId).appendChild(container);
  try {
    ajax = new XMLHttpRequest();
  } 
  catch(w3c) {
    try {
    	ajax = new ActiveXObject("Msxml2.XMLHTTP");
    } 
    catch(msie) {
    	try {
      	ajax = new ActiveXObject("Microsoft.XMLHTTP");
    	} 
    	catch(msie_alt) {
      	alert("Ihr Browser ist nicht web2.0 tauglich.");
    	}
    }
  }

  ajax.open('GET', requestUrl, true);
  ajax.setRequestHeader('Content-Type', 'text/html; charset=utf-8');
  ajax.setRequestHeader('If-Modified-Since', 'Sat, 1 Jan 2000 00:00:00 GMT');

  ajax.send(null);
  ajax.onreadystatechange = function() {
	  if (ajax.readyState == 4) {
	    if (ajax.status != 200 && ajax.status != 0) {
	     nodeValue = "Fussnoten-Datei konnte nicht gefunden werden!";
	     return false;
	    }
	    container.innerHTML = ajax.responseText;
			ajax = null;
			if(Gehefocus == true) {
				Gehefocus = false;
				document.getElementById("NaDa").focus();
			}
	  }
	}
}