var t;

var fadebgcolor="white"
var fadearray=new Array() //array to cache fadeshow instances
var fadeclear=new Array() //array to cache corresponding clearinterval pointers
 
var dom=(document.getElementById) //modern dom browsers
var iebrowser=document.all
var delaytime = 5000

function jahr(jahr) {
  document.getElementById("chronikdetail").src="./history"+jahr+".html";
 }


function subtitel(text) {
  document.getElementById("aufort").innerHTML=text;
 }


function Popup(ref,nr,x,y) {
  var op = "width="+x+",height="+y+",dependent=1,resizable=1,status=0,scrollbars=1,menubar=1";
  f1 = open(ref,nr,op);
  f1.focus();
}

function SetPicSize(sx) {	
		if (!document.getElementsByTagName){ return; }
		var arrayPageSize = getPageSize();
		var anchors = document.getElementsByTagName('a');

		// loop through all anchor tags
		for (var i=0; i<anchors.length; i++){
			var anchor = anchors[i];
			
			var relAttribute = String(anchor.getAttribute('rel'));
			var relAnchor = String(anchor.getAttribute('href'));
			
			// use the string.match() method to catch 'lightbox' references in the rel attribute
			if (anchor.getAttribute('href') && (relAttribute.toLowerCase().match('lightbox'))){
				relAnchor=relAnchor.replace(/350/,sx);
				relAnchor=relAnchor.replace(/800/,sx);
				relAnchor=relAnchor.replace(/1024/,sx);
				anchor.href = relAnchor; 
			}
		}
}

function ScrollToElement(theElement){
  var selectedPosX = 0;
  var selectedPosY = 0;
  while(theElement != null){
    selectedPosX += theElement.offsetLeft;
    selectedPosY += theElement.offsetTop;
    theElement = theElement.offsetParent;
  }
    
  bottom(selectedPosY-20);                    		      

}


function ScrollToDay() {
 var allLinks = document.getElementsByTagName('a'); 
 var destinationLink = null; 
 var today = new Date();
 for (var i=0;i<allLinks.length;i++) { 
   var lnk = allLinks[i]; 
   if (lnk.name) { 
	var lnkdate=new Date(lnk.name.slice(1,5),lnk.name.slice(5,7)-1,lnk.name.slice(7,9),lnk.name.slice(9,11),lnk.name.slice(11,13)) // Monat -1 !!!!
	// alert(today.getTime()+ ' .. ' +lnkdate.getTime());
	if ((!destinationLink)&&(today.getTime()<=lnkdate.getTime())) {
		var pp = findPos(lnk);
		// alert(lnk.name + ' .. ' + lnk.offsetTop + ' .. ' + pp[1]);
		bottom(lnk.offsetTop-20);            
		destinationLink=lnk;
	}
   }
 if (destinationLink!=null) {
		bottom(destinationLink.offsetTop-20);            
	}
 } 
}

function findPos(obj) {
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		curleft = obj.offsetLeft
		curtop = obj.offsetTop
		while (obj = obj.offsetParent) {
			curleft += obj.offsetLeft
			curtop += obj.offsetTop
		}
	}
	return [curleft,curtop];
}



function bottom(targetYPos) {
    if( typeof( window.pageYOffset ) == 'number' ) {
	//Netscape compliant
    	var y = window.pageYOffset;
    } else {
        var y = document[getDocElName()].scrollTop;
    }
    if (y<targetYPos){
        window.scrollBy(0,20);
        t=setTimeout('bottom('+targetYPos+')',10);
    }
    else clearTimeout(t);
    return false;
}

function top() {
    if( typeof( window.pageYOffset ) == 'number' ) {
	//Netscape compliant
    	var y = window.pageYOffset;
    } else {
        var y = document[getDocElName()].scrollTop;
    }
    if (y!=0){
        window.scrollBy(0,-40);
        t=setTimeout('top()',10);
    }
    else clearTimeout(t);
    return false;
}

function getDocElName(){
    if(document.compatMode && document.compatMode == "CSS1Compat"){
        return "documentElement";
    }
    else{
        return "body";
    }
}

function getAjData(urli){
	AjaxRequest.get(    
		{    
			'url':'/bin/han.php?EP=S&AC=AJAX&TYP=LASSUS'+urli
			,'onSuccess':function(req){ mskval(req.responseText);}
		}
	);
}

function mskval(response) {
	var wortarray = response.split("<!>");
	eval(wortarray[2]);
}
 
function fadeshow(theimages, fadewidth, fadeheight, borderwidth, delay, pause, displayorder){
this.pausecheck=pause
this.mouseovercheck=0
this.delay=delay
this.degree=10 //initial opacity degree (10%)
this.curimageindex=0
this.nextimageindex=1
fadearray[fadearray.length]=this
this.slideshowid=fadearray.length-1
this.canvasbase="canvas"+this.slideshowid
this.curcanvas=this.canvasbase+"_0"
if (typeof displayorder!="undefined")
theimages.sort(function() {return 0.5 - Math.random();}) //thanks to Mike (aka Mwinter) :)
this.theimages=theimages
this.imageborder=parseInt(borderwidth)
this.postimages=new Array() //preload images
for (p=0;p<theimages.length;p++){
this.postimages[p]=new Image()
this.postimages[p].src=theimages[p][0]
}
 
var fadewidth=fadewidth+this.imageborder*2
var fadeheight=fadeheight+this.imageborder*2

subtitel(this.theimages[0][3])

if (iebrowser&&dom||dom) //if IE5+ or modern browsers (ie: Firefox)
document.write('<div id="master'+this.slideshowid+'" style="position:relative;width:'+fadewidth+'px;height:'+fadeheight+'px;overflow:hidden;"><div id="'+this.canvasbase+'_0" style="position:absolute;width:'+fadewidth+'px;height:'+fadeheight+'px;top:0;left:0;filter:progid:DXImageTransform.Microsoft.alpha(opacity=10);opacity:0.1;-moz-opacity:0.1;-khtml-opacity:0.1;background-color:'+fadebgcolor+'"></div><div id="'+this.canvasbase+'_1" style="position:absolute;width:'+fadewidth+'px;height:'+fadeheight+'px;top:0;left:0;filter:progid:DXImageTransform.Microsoft.alpha(opacity=10);opacity:0.1;-moz-opacity:0.1;-khtml-opacity:0.1;background-color:'+fadebgcolor+'"></div></div>')
else
document.write('<div><img name="defaultslide'+this.slideshowid+'" src="'+this.postimages[0].src+'"></div>')
 
if (iebrowser&&dom||dom) //if IE5+ or modern browsers such as Firefox
this.startit()
else{
this.curimageindex++
setInterval("fadearray["+this.slideshowid+"].rotateimage()", this.delay)
}
}

function fadepic(obj){
if (obj.degree<100){
obj.degree+=10
if (obj.tempobj.filters&&obj.tempobj.filters[0]){
if (typeof obj.tempobj.filters[0].opacity=="number") //if IE6+
obj.tempobj.filters[0].opacity=obj.degree
else //else if IE5.5-
obj.tempobj.style.filter="alpha(opacity="+obj.degree+")"
}
else if (obj.tempobj.style.MozOpacity)
obj.tempobj.style.MozOpacity=obj.degree/101
else if (obj.tempobj.style.KhtmlOpacity)
obj.tempobj.style.KhtmlOpacity=obj.degree/100
else if (obj.tempobj.style.opacity&&!obj.tempobj.filters)
obj.tempobj.style.opacity=obj.degree/101
}
else{
clearInterval(fadeclear[obj.slideshowid])
obj.nextcanvas=(obj.curcanvas==obj.canvasbase+"_0")? obj.canvasbase+"_0" : obj.canvasbase+"_1"
obj.tempobj=iebrowser? iebrowser[obj.nextcanvas] : document.getElementById(obj.nextcanvas)
obj.populateslide(obj.tempobj, obj.nextimageindex)
obj.nextimageindex=(obj.nextimageindex<obj.postimages.length-1)? obj.nextimageindex+1 : 0
setTimeout("fadearray["+obj.slideshowid+"].rotateimage()", obj.delay)
delaytime = obj.delay
}
}
 
fadeshow.prototype.populateslide=function(picobj, picindex){
var slideHTML=""

if (this.theimages[picindex][1]!="") //if associated link exists for image
slideHTML='<a href="'+this.theimages[picindex][1]+'" target="'+this.theimages[picindex][2]+'">'
slideHTML+='<img src="'+this.postimages[picindex].src+'" border="'+this.imageborder+'px" alt="Der Lassus-Chor in '+this.theimages[picindex][3]+'" title="'+this.theimages[picindex][3]+'">'
if (this.theimages[picindex][1]!="") //if associated link exists for image
slideHTML+='</a>'
picobj.innerHTML=slideHTML
setTimeout("subtitel('"+this.theimages[picindex][3]+"')", delaytime )
}
 
 
fadeshow.prototype.rotateimage=function(){
if (this.pausecheck==1) //if pause onMouseover enabled, cache object
var cacheobj=this
if (this.mouseovercheck==1)
setTimeout(function(){cacheobj.rotateimage()}, 100)
else if (iebrowser&&dom||dom){
this.resetit()
var crossobj=this.tempobj=iebrowser? iebrowser[this.curcanvas] : document.getElementById(this.curcanvas)
crossobj.style.zIndex++
fadeclear[this.slideshowid]=setInterval("fadepic(fadearray["+this.slideshowid+"])",50)
this.curcanvas=(this.curcanvas==this.canvasbase+"_0")? this.canvasbase+"_1" : this.canvasbase+"_0"
}
else{
var ns4imgobj=document.images['defaultslide'+this.slideshowid]
ns4imgobj.src=this.postimages[this.curimageindex].src
}
this.curimageindex=(this.curimageindex<this.postimages.length-1)? this.curimageindex+1 : 0
}
 
fadeshow.prototype.resetit=function(){
this.degree=10
var crossobj=iebrowser? iebrowser[this.curcanvas] : document.getElementById(this.curcanvas)
if (crossobj.filters&&crossobj.filters[0]){
if (typeof crossobj.filters[0].opacity=="number") //if IE6+
crossobj.filters(0).opacity=this.degree
else //else if IE5.5-
crossobj.style.filter="alpha(opacity="+this.degree+")"
}
else if (crossobj.style.MozOpacity)
crossobj.style.MozOpacity=this.degree/101
else if (crossobj.style.KhtmlOpacity)
crossobj.style.KhtmlOpacity=this.degree/100
else if (crossobj.style.opacity&&!crossobj.filters)
crossobj.style.opacity=this.degree/101
}
 
 
fadeshow.prototype.startit=function(){
var crossobj=iebrowser? iebrowser[this.curcanvas] : document.getElementById(this.curcanvas)
this.populateslide(crossobj, this.curimageindex)
if (this.pausecheck==1){ //IF SLIDESHOW SHOULD PAUSE ONMOUSEOVER
var cacheobj=this
var crossobjcontainer=iebrowser? iebrowser["master"+this.slideshowid] : document.getElementById("master"+this.slideshowid)
crossobjcontainer.onmouseover=function(){cacheobj.mouseovercheck=1}
crossobjcontainer.onmouseout=function(){cacheobj.mouseovercheck=0}
}
this.rotateimage()
}

function UnCryptMailto( s )
{
	var n = 0;
	var r = "";
	for( var i = 0; i < s.length; i++)
	{
		n = s.charCodeAt( i );
		if( n >= 8364 )
		{
			n = 128;
		}
		r += String.fromCharCode( n - 1 );
	}
	return r;
}

function lmt( s )
{
	location.href=UnCryptMailto( s );
}