var topic = "Fotografie";
var subtopic = "Panorama";

var base = "";
var Bild = new Array();

var aThumb = new Array();
var Thumb = new Image;

var BildOrdner  = "jpg";
var ThumbOrdner = "thumb";

function loadJS() {
    if (topic != "" && subtopic != "") {
        script = '<scr'+'ipt src="'+base+'media/'+topic+'/config.js" type="text/javascript"></script>';
        document.write(script);
        script = '<scr'+'ipt src="'+base+'media/'+topic+'/'+subtopic+'/config.js" type="text/javascript"></script>';
        document.write(script);
        }
}

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();
}

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_showHideLayers() { //v3.0
  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; }
}

function setFocus() {
    showLinks(topic);
    if (topic != "Fotografie") MM_showHideLayers("Hinweis",'','show');
    }
    
function showLinks(topic) {
    MM_showHideLayers('Kunst','','hide','Fotografie','','hide','VR','','hide','Video','','hide');
    MM_showHideLayers(topic,'','show');
    }

function locateBild(nr) {
    var cnt = 0;
    for (var b in Bild) if (nr == cnt++) return(b);
    return("");
}

function showPage(nr) {
    var url = locateBild(nr);
    if (url == "") return;
    if (Bild[url]) showWindow(url);
}

function showText(nr) {
    var url = locateBild(nr);
    if (url == "") return;
	document.getElementById("Text").innerHTML=Bild[url];
    setFocus()
    }

function showWindow(url) {
    newWindow=window.open(base+'Image.html?'+url, 'showWindow', 
        'width=350, height=405,toolbar=0,location=0,directories=0,status=0,menuBar=0,scrollBars=0');
}

function showThumbs() {
    var cnt = 0;
    for (var b in Bild) {
        b = b.replace(/.mov$/i,".jpg");
        b = b.replace(/.mp4$/i,".jpg");
        aThumb[cnt++] = base+b.replace(BildOrdner,ThumbOrdner);
        };
    if (cnt++ > 0) {
		Thumb.src = aThumb[0];
		loadThumbs(0);
	}
}

function loadThumbs(cnt) {
    if (Thumb.complete) {
        var cmd = "document.thumb_"+cnt+".src=Thumb.src";
        eval(cmd);
        if (cnt++ < MaxThumbs && cnt < aThumb.length) {
            Thumb.src = aThumb[cnt];
            loadThumbs(cnt);
            }
        }
    else {
        cmd = 'loadThumbs("'+cnt+'")';
        setTimeout(cmd,100);
        }
}