// Functions fuer die Mainseite

var x=0; var y=0;
	
function Fenster(wi,hoch,datei) {
 	MeinFenster = window.open(datei, "Zweitfenster", "width=" + wi + ", height=" + hoch);
 	MeinFenster.focus();
 	}


function Coordies(Ereignis,bild)
	{
	 if(window.event){
	 	x = (window.event.clientX + document.body.scrollLeft) + "px";
	 	y = (window.event.clientY + document.body.scrollTop) + "px";
	 	}
	else{
		x = Ereignis.pageX + "px";
		y = Ereignis.pageY + "px";
		}
	//for (i=1;i<160;i++){if (document.getElementById("Ebene" + i)){document.getElementById("Ebene" + i).style.visibility="hidden";}}
	var element = ("Ebene" + bild);
	document.getElementById(element).style.visibility="visible";
	document.getElementById(element).style.top=y;
	document.getElementById(element).style.left=x;
	}

function Openit(bild)
	{
	var idid=("Bild_"+bild)
	var x=document.getElementById(idid).offsetLeft+40;
	var y=document.getElementById(idid).offsetTop+40;
	var element = ("Ebene" + bild);
	document.getElementById(element).style.visibility="visible";
	document.getElementById(element).style.top=y;
	document.getElementById(element).style.left=x;
	}


function checkanchor()
	{
	var seite = parent.frames.location.hash;
	var teil_a = seite.split("anchor");
	var bild = teil_a[1];
	if(bild){
		var idid=("Bild_"+bild)
		var x=document.getElementById(idid).offsetLeft+40;
		var y=document.getElementById(idid).offsetTop+40;
		var element = ("Ebene" + bild);
		document.getElementById(element).style.visibility="visible";
		document.getElementById(element).style.top=y;
		document.getElementById(element).style.left=x;
		}
	}

function closet(ebene)
	{
	var element = ("Ebene" + ebene);
	document.getElementById(element).style.visibility="hidden";
	}
	

function preloader()
	{
	var preload = new Array();
	for (var i=1;i<145;i++)
		{
		var bildpfad = ("Slices/" + i + ".gif");
		preload[i] = bildpfad;
		}
	
	var uff = 1;
	
	while (uff<145)
		{
		var bildname = ("Bild_" + uff);
		document[bildname].src = preload[uff];
		uff = uff + 1;
			}	
		}





	
	
// Functions fuer Bildergalerie	
	
	
	function openimg(num)
		{
		document.getElementById("Tabelle_01").style.visibility="hidden";
		var breite = document.body.clientWidth;
		var hoehe = document.body.clientHeight;
		var x = ((breite/2)- 350 + document.body.scrollLeft + "px");
		var y = ((hoehe/2)- 300 + document.body.scrollTop + "px");
		document.getElementById("Bild").style.top=y;
		document.getElementById("Bild").style.left=x;
		bildnummer = num
		var bildpfad = ("Images/" + bilder[num] + ".JPG");
		document.getElementById("mainimage").src=bildpfad;
		document.getElementById("Bild").style.visibility="visible";
		if (document.getElementById("Tabelle_01").style.visibility=="hidden"){document.getElementById("ueberschrift").style.visibility="visible";}
		else{document.getElementById("ueberschrift").style.visibility="hidden";}
		}
		
	function closef()
	{
	document.getElementById("Bild").style.visibility="hidden";
	document.getElementById("Tabelle_01").style.visibility="visible";
	document.getElementById("ueberschrift").style.visibility="hidden";
	}
	
	function solof()
		{
		if (document.getElementById("Tabelle_01").style.visibility=="hidden")
			{document.getElementById("Tabelle_01").style.visibility="visible";document.getElementById("ueberschrift").style.visibility="hidden";}
		else 
			{document.getElementById("Tabelle_01").style.visibility="hidden"; document.getElementById("ueberschrift").style.visibility="visible";}
		}
		
	function forward()
		{
		if (bildnummer<bilder.length-1){bildnummer++; var bildpfad = ("Images/" + bilder[bildnummer] + ".JPG"); document.getElementById("mainimage").src=bildpfad;}
		}
	
	function backward()
		{
		if (bildnummer>1){bildnummer=bildnummer-1; var bildpfad = ("Images/" + bilder[bildnummer] + ".JPG"); document.getElementById("mainimage").src=bildpfad;}
		}
		
	function changethumb(num,what)
		{
		var thumbfile = ("Thumbs/" + bilder[num] + ".JPG");
		if (what =="over"){thumbfile = ("Thumbs/" + bilder[num] + "-over.JPG")}
		
		document.getElementById(num).src=thumbfile
		}