// Grundfunktionen

function klappen(element) {
	var status = document.getElementById(element).style.display;
	document.getElementById(element).style.display = (status == "block") ? "none" : "block";
	}


//Bilderschau

if (gallerie == "Theater") {
	var anzahl = 4;
	var b = new Array();
	var c = new Array();
	b[0] = new Image(); b[0].src = "Bilder/Theater/Theater01.jpg";
	c[0] = document.createTextNode("Foto: Michael Wiese");
	b[1] = new Image(); b[1].src = "Bilder/Theater/Theater02.jpg";
	c[1] = document.createTextNode("Foto: Michael Wiese");
	b[2] = new Image(); b[2].src = "Bilder/Theater/Theater03.jpg";
	c[2] = document.createTextNode("Foto: Michael Wiese");
	b[3] = new Image(); b[3].src = "Bilder/Theater/Theater04.jpg";
	c[3] = document.createTextNode("Foto: Michael Wiese");
	b[4] = new Image(); b[4].src = "Bilder/Theater/Theater05.jpg";
	c[4] = document.createTextNode("Foto: Mara Eggert");
	}

if (gallerie == "Film") {
	var anzahl = 1;
	var b = new Array();
	var c = new Array();
	b[0] = new Image(); b[0].src = "Bilder/Film/Film01.jpg";
	c[0] = document.createTextNode("Foto: ZDF");
	}

if (gallerie == "Portrait") {
	var anzahl = 23;
	var b = new Array();
	var c = new Array();
	/*
	b[0] = new Image(); b[0].src = "Bilder/Portrait/Portrait01.jpg";
	c[0] = document.createTextNode("Foto: Thomas Leidig");
	b[1] = new Image(); b[1].src = "Bilder/Portrait/Portrait02.jpg";
	c[1] = document.createTextNode("Foto: Thomas Leidig");
	b[2] = new Image(); b[2].src = "Bilder/Portrait/Portrait04.jpg";
	c[2] = document.createTextNode("Foto: Thomas Leidig");
	b[3] = new Image(); b[3].src = "Bilder/Portrait/Portrait05.jpg";
	c[3] = document.createTextNode("Foto: Thomas Leidig");
	b[4] = new Image(); b[4].src = "Bilder/Portrait/Portrait06.jpg";
	c[4] = document.createTextNode("Foto: Thomas Leidig");
	b[5] = new Image(); b[5].src = "Bilder/Portrait/Portrait07.jpg";
	c[5] = document.createTextNode("Foto: Thomas Leidig");
	b[6] = new Image(); b[6].src = "Bilder/Portrait/Portrait08.jpg";
	c[6] = document.createTextNode("Foto: Thomas Leidig");
	b[7] = new Image(); b[7].src = "Bilder/Portrait/Portrait09.jpg";
	c[7] = document.createTextNode("Foto: Thomas Leidig");
	b[8] = new Image(); b[8].src = "Bilder/Portrait/Portrait10.jpg";
	c[8] = document.createTextNode("Foto: Thomas Leidig");
	b[9] = new Image(); b[9].src = "Bilder/Portrait/Portrait11.jpg";
	c[9] = document.createTextNode("Foto: Thomas Leidig");
	b[10] = new Image(); b[10].src = "Bilder/Portrait/Portrait12.jpg";
	c[10] = document.createTextNode("Foto: Thomas Leidig");
	b[11] = new Image(); b[11].src = "Bilder/Portrait/Portrait14.jpg";
	c[11] = document.createTextNode("Foto: Thomas Leidig");
	b[12] = new Image(); b[12].src = "Bilder/Portrait/Portrait15.jpg";
	c[12] = document.createTextNode("Foto: Michael Wiese");
	*/
	b[13] = new Image(); b[13].src = "Bilder/Portrait/Portrait16.jpg";
	c[13] = document.createTextNode("Foto: Jeanne Degraa");
	b[14] = new Image(); b[14].src = "Bilder/Portrait/Portrait17.jpg";
	c[14] = document.createTextNode("Foto: Jeanne Degraa");
	b[15] = new Image(); b[15].src = "Bilder/Portrait/Portrait18.jpg";
	c[15] = document.createTextNode("Foto: Jeanne Degraa");
	b[16] = new Image(); b[16].src = "Bilder/Portrait/Portrait19.jpg";
	c[16] = document.createTextNode("Foto: Jeanne Degraa");
	b[17] = new Image(); b[17].src = "Bilder/Portrait/Portrait20.jpg";
	c[17] = document.createTextNode("Foto: Jeanne Degraa");
	b[18] = new Image(); b[18].src = "Bilder/Portrait/Portrait21.jpg";
	c[18] = document.createTextNode("Foto: Jeanne Degraa");
	b[19] = new Image(); b[19].src = "Bilder/Portrait/Portrait22.jpg";
	c[19] = document.createTextNode("Foto: Jeanne Degraa");
	b[20] = new Image(); b[20].src = "Bilder/Portrait/Portrait23.jpg";
	c[20] = document.createTextNode("Foto: Jeanne Degraa");
	b[21] = new Image(); b[21].src = "Bilder/Portrait/Portrait24.jpg";
	c[21] = document.createTextNode("Foto: Jeanne Degraa");
	b[22] = new Image(); b[22].src = "Bilder/Portrait/Portrait25.jpg";
	c[22] = document.createTextNode("Foto: Jeanne Degraa");
	}

var i = 13;
var play = 1;
function Bilderschau () {
	if (play == 1) {
		if (i >= anzahl)
			i = 13;
		document.getElementById("bild").src = b[i].src;
		document.getElementById("fotograf").replaceChild(c[i], document.getElementById("fotograf").firstChild);
		i = i+1;
		timeoutid = window.setTimeout("Bilderschau()", 4000);
		}
	}
timeoutid = window.setTimeout("Bilderschau()",2000);

function Bilderwahl (Bildnr) {
	document.getElementById("bild").src = b[Bildnr].src;
	document.getElementById("fotograf").replaceChild(c[Bildnr], document.getElementById("fotograf").firstChild);
	play = 0;
	clearTimeout(timeoutid);
	i = Bildnr;
	document.getElementById("Pause").src = "Bilder/play.jpg";
	}

function Playpause () {
	if (play == 1) {
		play = 0;
		document.getElementById("Pause").src = "Bilder/play.jpg";
		clearTimeout(timeoutid);
		}
	else	{
		play = 1;
		document.getElementById("Pause").src = "Bilder/pause.jpg";
		timeoutid = window.setTimeout("Bilderschau()", 1);
		}
	}
	
	
//Buttonleiste

aktuelles1 = new Image();
aktuelles1.src = "Bilder/button_03.jpg";
aktuelles2 = new Image();
aktuelles2.src = "Bilder/button2_03.jpg";

theater1 = new Image();
theater1.src = "Bilder/button_05.jpg";
theater2 = new Image();
theater2.src = "Bilder/button2_05.jpg";

film1 = new Image();
film1.src = "Bilder/button_07.jpg";
film2 = new Image();
film2.src = "Bilder/button2_07.jpg";

person1 = new Image();
person1.src = "Bilder/button_09.jpg";
person2 = new Image();
person2.src = "Bilder/button2_09.jpg";

kontakt1 = new Image();
kontakt1.src = "Bilder/button_11.jpg";
kontakt2 = new Image();
kontakt2.src = "Bilder/button2_11.jpg";

up1 = new Image();
up1.src = "Bilder/up1.jpg";
up2 = new Image();
up2.src = "Bilder/up2.jpg";

down1 = new Image();
down1.src = "Bilder/down1.jpg";
down2 = new Image();
down2.src = "Bilder/down2.jpg";

function buttonhighlight (Bild, Bild2) {
	document.getElementById(Bild).src = Bild2.src;
	}


//Scrollfunktion

function scrollup() {
	var ankeroben = document.getElementById('slider').offsetTop;													
											
	if (ankeroben < 0) { 											
		ankeroben = ankeroben+2; 
		document.getElementById('slider').style.top = ankeroben+"px";
		}
	
	scrollid = setTimeout("scrollup()",50);
	buttonhighlight('scrup',up2);
	}
	
function scrolldown() {
	var ankeroben = document.getElementById('slider').offsetTop;						
	
	var rahmenhoehe = document.getElementById('rahmen').offsetHeight;
	var ankerunten = document.getElementById('slider').offsetHeight;		
	ankerunten = rahmenhoehe-ankerunten;												
											
	if (ankeroben > ankerunten) { 														
		ankeroben = ankeroben-2; 
		document.getElementById('slider').style.top = ankeroben+"px";
		}
		
	scrollid = setTimeout("scrolldown()",50);
	buttonhighlight('scrdown',down2);
	}

function stop() {																		
	clearTimeout(scrollid);
	buttonhighlight('scrup',up1);
	buttonhighlight('scrdown',down1);
	}

function scrollcheck() {																
	var rahmen = document.getElementById('rahmen').offsetHeight;
	var slider = document.getElementById('slider').offsetHeight;
	if (rahmen < slider) {
		document.getElementById('scrup').style.display = 'block';
		document.getElementById('scrdown').style.display = 'block';
		document.getElementById('text').style.margin = '98px 0 0 97px';
		document.getElementById('text').style.height = '368px'
		}
	}