// JavaScript Document
<!--
function MM_callJS(jsStr) { //v2.0
  return eval(jsStr)
}

function MM_changeProp(objName,x,theProp,theValue) { //v6.0
  var obj = MM_findObj(objName);
  if (obj && (theProp.indexOf("style.")==-1 || obj.style)){
    if (theValue == true || theValue == false)
      eval("obj."+theProp+"="+theValue);
    else eval("obj."+theProp+"='"+theValue+"'");
  }
}


function MM_displayStatusMsg(msgStr) { //v1.0
  status=msgStr;
  document.MM_returnValue = true;
}


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);

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_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_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];}
}

function MM_goToURL() { //v3.0
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}


// EIGENE FUNKTIONEN  ************************************************************************


function submenueRollOver (id_link, id_bild) {
	MM_changeProp(id_link,'','style.backgroundColor','#3697B4','A'); 	// ändert Hintergrundfarbe des aktuell überrollten DIVs */
	MM_changeProp(id_bild,'','style.visibility','visible','DIV');		// blendet Rollover-Bild ein */
	}	
	
function submenueRollOut (id_link, id_bild) {
	MM_changeProp(id_link,'','style.backgroundColor','#004369','A'); 	// ändert Hintergrundfarbe zurück 
	MM_changeProp(id_bild,'','style.visibility','hidden','DIV');		// blendet Rollover-Bild aus
	}	
		
function menueRollOut(id_nav) { 
if (navigator.appName !="Netscape") 
	{
	if (window.event.y < 56) 
	MM_changeProp(id_nav,'','style.visibility','hidden','DIV'); // wenn Mouse nach oben dann dropdown ausblenden
	}
if (navigator.appName =="Netscape") 
	document.getElementById(id_nav).addEventListener("mouseover", MM_changeProp(id_nav,'','style.visibility','hidden','DIV'), true);
}


function openBrWindow(filename, breite, hoehe)
{ 
if(! window.infowin)
	{
	infowin = open(filename,"Information","width="+breite+",height="+hoehe+",scrollbars=yes,dependent=yes, resizable=yes");
	}
else
{
		if(window.infowin.closed)
			{
			infowin = open(filename,"Information","width="+breite+", height="+hoehe+",scrollbars=yes,dependent=yes, resizable=yes");
			}
		else
			{
			infowin = open(filename,"Information","width="+breite+",height="+hoehe+",scrollbars=yes,dependent=yes, resizable=yes");
			window.infowin.resizeTo(breite,(hoehe+30));
			window.infowin.focus();
			}
} //end else
} //end function 


/* Vergrößern von Bildern in neuem Fenster */
var bildDatei="";
var bildTitel="";
function detailImage(URL,titel,pfad,breite,hoehe)
{
var meineHoehe=hoehe+40;
var meineBreite=breite+40;
bildDatei=URL;
bildTitel="OKA - "+titel;
infowin = open(pfad+"pics/detail.htm","detail","width="+meineBreite+",height="+meineHoehe+",scrollbars=no,dependent=yes, resizable=no");
window.infowin.focus();
}

/* Zeitleiste */
var meineID='geschichte1857';
function geschichte(neueID)
{
MM_showHideLayers(meineID,'','hide')
MM_showHideLayers(neueID,'','show')
meineID=neueID;
}	

/* Sprache ändern */
function englisch()
{
var meineURL=window.location.href;
var startseitetest=meineURL.search(/_de.htm/); 
if (startseitetest!=-1) {meineURL = meineURL.replace(/_de.htm/, "_en.htm");}
else {meineURL="startseite_en.htm"} //falls index.htm dann zu startseite_en.htm
window.location.href=meineURL;
}

function deutsch()
{
var meineURL=window.location.href;
meineURL = meineURL.replace(/_en.htm/, "_de.htm");
window.location.href=meineURL;
}


<!-- Datum in Fusszeile -->
function update_alt() {
var datum = new Date(document.lastModified);
tag = datum.getDate();
monat = datum.getMonth()+1;
jahr = datum.getFullYear();
// bei einstelligem Wert Null voranstellen
tag  = ((tag < 10) ? "0" + tag : tag);
// bei einstelligem Wert Null voranstellen
monat  = ((monat < 10) ? "0" + monat : monat);
// jahreswert in Text umwandeln und letzte 2 Stellen herausschneiden
text = String(jahr);
text = text.substr(2,2);
document.writeln(" "+ tag + "." + monat + "." + text)
return
}

function update() { // Achtung: Bei jeder Änderung Datum neu setzen!
document.writeln(" 16.11.2009")
return
}


//-->