function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_nbGroup(event, grpName) { //v3.0
  var i,img,nbArr,args=MM_nbGroup.arguments;
  if (event == "init" && args.length > 2) {
    if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
      img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
      if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
      nbArr[nbArr.length] = img;
      for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
        if (!img.MM_up) img.MM_up = img.src;
        img.src = img.MM_dn = args[i+1];
        nbArr[nbArr.length] = img;
    } }
  } else if (event == "over") {
    document.MM_nbOver = nbArr = new Array();
    for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = (img.MM_dn && args[i+2]) ? args[i+2] : args[i+1];
      nbArr[nbArr.length] = img;
    }
  } else if (event == "out" ) {
    for (i=0; i < document.MM_nbOver.length; i++) {
      img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }
  } else if (event == "down") {
    if ((nbArr = document[grpName]) != null)
      for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
    document[grpName] = nbArr = new Array();
    for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = img.MM_dn = args[i+1];
      nbArr[nbArr.length] = img;
  } }
}

function zentrieren(url,fenstername,features,fensterbreite,fensterhoehe){
	var posx = (screen.Width/2) - (fensterbreite/2);
	var posy = (screen.Height/2) - (fensterhoehe/2);
	//wird nur gemacht um die optische Mitte zu bekommen, also nicht echt vert. zetriert
	var posy = eval(posy - 30);
	var fenster = window.open(url,fenstername,features);
	fenster.moveTo(posx,posy);
	fenster.focus();
}


function zoom(url) { //v2.0 //v3.0 wurde auf 600 x 450 Bildmaß optimiert, 110608
	var url = "zoom.php?Bild=" + url;
	var fenstername = 'Zoom';
	var features  = 'width=900,height=650,resizable=yes';
	var fensterbreite = 900;
	var fensterhoehe = 650;
	zentrieren(url,fenstername,features,fensterbreite,fensterhoehe);
}


function panorama(Typ){
	if (Typ == 'Innenansicht'){
	 url = 'panoramen/innenansicht/index.html';
	}
	else if (Typ == 'Aussenansicht'){
		url = 'panoramen/aussenansicht/index.html';
	}
	var fenstername = 'Panorama';
	var features  = 'width=500,height=400,resizable=no';
	var fensterbreite = 500;
	var fensterhoehe = 400;
	zentrieren(url,fenstername,features,fensterbreite,fensterhoehe);
}