var vermietet;
//Drucken-Dialog aufrufen ************************************************
function drucken() {
if (window.print) {
				this.focus();
                this.print();
                 }else{
				  alert("Um die Seite zu drucken, klicken Sie im Menü Datei auf drucken.");
					var w=window.open(window.location,'','resizable=yes,scrollbars=yes,status=yes,menubar=yes,toolbar=yes');
				}
}
//Drucken-Dialog aufrufen ************************************************
function hoehe(){	
			
		if (vermietet == true){ anzeigeVermietet(); } // startet funktion anzeige der vermieteten grundrisse	in vermietet.js
		
		  var x,y;
			if (self.innerHeight){ // all except Explorer
				y = self.innerHeight;
			}else if (document.documentElement && document.documentElement.clientHeight){// Explorer 6 Strict Mode
				y = document.documentElement.clientHeight;
			}else if (document.body){ // other Explorers
				y = document.body.clientHeight;
			}
			var hoehe = y - 135;
			hoehe = hoehe +'px';
			document.getElementById("maincontent").style.height = hoehe ;
}
window.onresize=hoehe;
window.onload=hoehe;

// zeige Bildvergrösserung ************************************************
function show(b){
		document.getElementById("galeriebild").style.display = 'block' ;
		document.bildgross.src = 'images/galerie/' + b;
		//document.getElementById("schliessen").style.visibility = 'hidden' ;
}
function hide(){
	document.getElementById("galeriebild").style.display = 'none' ;
	document.bildgross.src = 'images/spacer.gif';
}
function showschliessen(){
	document.getElementById("schliessen").style.visibility = 'visible' ;
}
//Mailverschlüsselung ************************************************
function mail(nam,adr){
	document.writeln("<a href=mailto:"+nam+"@"+adr+">"+nam+"@"+adr+"</a>");
}
function mail2(nam,adr,text){
	document.writeln("<a href=mailto:"+nam+"@"+adr+">"+text+"</a>");
}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);


// Grafische Navigation ************************************************
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

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) { //v4.01
  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 && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

// Mailvalidierung ************************************************
function validate(obj) {
		var error = false;
		var error_msg = "Folgende Felder sind erforderlich:\n ";
		var required_text = '';
		var pos = -1;
		var focus_i = 0;
		
		for (var i=0;i<obj.elements.length;i++) {
			required_text = obj.elements[i].name;
			pos = required_text.lastIndexOf("_");
			if ((pos > -1) && (obj.elements[i].value == '') && (obj.elements[i].name.length == eval(pos+1))) {
				required_text = required_text.slice(0,pos);
				error_msg += " - "+required_text+"\n";
				var error = true;
				if (focus_i == 0) {
					focus_i = i;
				}
			}
		}
		if (!(error)) {
			for (var i=0;i<obj.elements.length;i++) {
				// Abstaende ersetzten
				obj.elements[i].name = obj.elements[i].name.replace(/ /g,"chr32");
			}
			return true;
		} else {
			error_msg = error_msg.substring(0,error_msg.length-1);
			alert(error_msg);
			obj.elements[focus_i].focus();
			return false;
		}
	}