function init() {
	ticker.activate();		// Aufruf beim Laden
	//ticker.activate(false);	// Aufruf auf "Knopfdruck"
}

// Konfiguration
// -----------------------------------------------------------------

// Tickertexte definieren
// Erlaubt sind alle HTML-Attribute (z.B. Links, Images, Styles, ...)
// Für Netscape 4.xx unbedingt Text in "<nobr>...</nobr>" setzten!!!
var tickertext=new Array 
	('');

// Position und Maße des Tickers
var xPosTicker = 	50;	// x-Position
var yPosTicker = 	95;	// y-Position
var BreiteTicker = 	938;	// Breite
var HoeheTicker = 	 20;	// Höhe

// Scrollrichtung
// ( 0 -> kein Scrollen in entprechende Richtung )
var xScroll = 938;	// n Pixel in x-Richtung scrollen
var yScroll =   0;	// n Pixel in y-Richtung scrollen

// Extra Parameter
var Pause = 	   0;	// Pause zwischen Texten in ms
var Schritt = 	   2;	// Schrittweite in px
var Geschw = 	  30;	// Scroll-Geschwindigkeit

var Hintergrund = null;	// Hintergrund-Farbe, z.B. '#00000' (null -> transparent)

var TickerCounter = 0;	// Tickernummerierung auf 0 setzten

// -----------------------------------------------------------------

ticker = new NewsTicker(xPosTicker,yPosTicker,BreiteTicker,HoeheTicker);
// Texte an den Ticker übergeben
for (var i in tickertext) {
	ticker.addItem(tickertext[i]);
}
// Browser bestimmen
is = new BrowserCheck();
ticker.build();

// -----------------------------------------------------------------

// Tickereigenes CSS schreiben
// -----------------------------------------------------------------
writeCSS(ticker.css);
// -----------------------------------------------------------------

function NewsTicker(x,y,width,height) {
	TickerCounter++;
	this.name = 'NewsTicker'+TickerCounter;
	this.x = x;
	this.y = y;
	this.w = width;
	this.h = height;
	this.obj = this.name + "Object";
	eval(this.obj + "=this");
	this.items = new Array();
	this.scrollCount = 0;
	
	this.pauseLength = Pause;
	this.inc = Schritt;
	this.speed = Geschw;
	this.fromX = xScroll;
	this.fromY = yScroll;
	this.bgColor = Hintergrund;
	
	this.addItem = NewsTickerAddItem;
	this.activate = NewsTickerActivate;
	this.build = NewsTickerBuild;
	this.start = NewsTickerStart;
	this.stop = NewsTickerStop;
	this.slide = NewsTickerSlide;
}

function NewsTickerAddItem(text) {
	var i = this.items.length;
	this.items[i] = new Object();
	this.items[i].text = text;
}

function NewsTickerBuild() {
	this.css = css(this.name,this.x,this.y,this.w,this.h);
	this.div = '<div id="'+this.name+'">';
	
	for (var i=0;i<this.items.length;i++) {
		this.css += css(this.name+'Item'+i,0,0,this.w,this.h,this.bgColor,'hidden');
		this.div += '<div id="'+this.name+'Item'+i+'">'+this.items[i].text+'</div>';
	}
	this.div += '</div>';
}

function NewsTickerActivate(autostart) {
	for (var i=0;i<this.items.length;i++) {
		this.items[i].lyr = new DynLayer(this.name+'Item'+i);
		this.items[i].lyr.moveTo(this.fromX,this.fromY);
		this.items[i].lyr.show();
	}
	this.items[0].lyr.moveTo(0,0);
	this.lyr = new DynLayer(this.name);
	var num = Math.sqrt(Math.pow(this.fromX,2) + Math.pow(this.fromY,2))/this.inc;
	this.dx = this.fromX/num || 0;
	this.dy = this.fromY/num || 0;
	if (autostart!=false) setTimeout(this.obj+'.start()',this.pauseLength);
}

function NewsTickerStart() {
	if (!this.started) {
		this.started = true;
		var t = this.scrollCount;
		var b = (this.scrollCount==this.items.length-1)? 0 : this.scrollCount+1;
		var obj1 = this.items[t].lyr.obj;
		var obj2 = this.items[b].lyr.obj;
		this.timer = setInterval(this.obj+'.slide('+obj1+','+obj2+')',this.speed);
	}
}

function NewsTickerStop() {
	clearInterval(this.timer);
	this.started = false;
}

function NewsTickerSlide(obj1,obj2) {
	obj1.moveBy(-this.dx,-this.dy);
	obj2.moveBy(-this.dx,-this.dy);
	if ((this.dx!=0 && Math.floor(obj2.x)==0) || (this.dy!=0 && Math.floor(obj2.y)==0)) {
		clearInterval(this.timer);
		obj1.moveTo(this.fromX,this.fromY);
		obj2.moveTo(0,0);
		this.scrollCount = (this.scrollCount==this.items.length-1)? 0 : this.scrollCount+1;
		this.timer = setTimeout(this.obj+'.started=false;'+this.obj+'.start()',this.pauseLength);
	}
}

NewsTicker.count = 0;

function DynLayer(id,nestref,frame) {
	if (!is.ns5 && !DynLayer.set && !frame) DynLayerInit();
	this.frame = frame || self;
	if (is.ns) {
		if (is.ns4) {
			if (!frame) {
				if (!nestref) var nestref = DynLayer.nestRefArray[id];
				if (!DynLayerTest(id,nestref)) return;
				this.css = (nestref)? eval("document."+nestref+".document."+id) : document.layers[id];
			}
			else this.css = (nestref)? eval("frame.document."+nestref+".document."+id) : frame.document.layers[id];
			this.elm = this.event = this.css;
			this.doc = this.css.document;
		}
		else if (is.ns5) {
			this.elm = document.getElementById(id);
			this.css = this.elm.style;
			this.doc = document;
		}
		this.x = this.css.left;
		this.y = this.css.top;
		this.w = this.css.clip.width;
		this.h = this.css.clip.height;
	}
	else if (is.ie) {
		this.elm = this.event = this.frame.document.all[id];
		this.css = this.frame.document.all[id].style;
		this.doc = document;
		this.x = this.elm.offsetLeft;
		this.y = this.elm.offsetTop;
		this.w = (is.ie4)? this.css.pixelWidth : this.elm.offsetWidth;
		this.h = (is.ie4)? this.css.pixelHeight : this.elm.offsetHeight;
	}
	this.id = id;
	this.nestref = nestref;
	this.obj = id + "DynLayer";
	eval(this.obj + "=this");
}

function DynLayerMoveTo(x,y) {
	if (x!=null) {
		this.x = x;
		if (is.ns) this.css.left = this.x;
		else this.css.pixelLeft = this.x;
	}
	if (y!=null) {
		this.y = y;
		if (is.ns) this.css.top = this.y;
		else this.css.pixelTop = this.y;
	}
}

function DynLayerMoveBy(x,y) {
	this.moveTo(this.x+x,this.y+y);
}

function DynLayerShow() {
	this.css.visibility = (is.ns4)? "show" : "visible";
}

function DynLayerHide() {
	this.css.visibility = (is.ns4)? "hide" : "hidden";
}

DynLayer.prototype.moveTo = DynLayerMoveTo;
DynLayer.prototype.moveBy = DynLayerMoveBy;
DynLayer.prototype.show = DynLayerShow;
DynLayer.prototype.hide = DynLayerHide;
DynLayerTest = new Function('return true');

// DynLayerInit Function
function DynLayerInit(nestref) {
	if (!DynLayer.set) DynLayer.set = true;
	if (is.ns) {
		if (nestref) { ref = eval('document.'+nestref+'.document') } else { nestref = ''; ref = document; }
		for (var i=0; i<ref.layers.length; i++) {
			var divname = ref.layers[i].name;
			DynLayer.nestRefArray[divname] = nestref;
			var index = divname.indexOf("Div");
			if (index > 0) {
				eval(divname.substr(0,index)+' = new DynLayer("'+divname+'","'+nestref+'")');
			}
			if (ref.layers[i].document.layers.length > 0) {
				DynLayer.refArray[DynLayer.refArray.length] = (nestref=='')? ref.layers[i].name : nestref+'.document.'+ref.layers[i].name;
			}
		}
		if (DynLayer.refArray.i < DynLayer.refArray.length) {
			DynLayerInit(DynLayer.refArray[DynLayer.refArray.i++]);
		}
	}
	else if (is.ie) {
		for (var i=0; i<document.all.tags("DIV").length; i++) {
			var divname = document.all.tags("DIV")[i].id;
			var index = divname.indexOf("Div");
			if (index > 0) {
				eval(divname.substr(0,index)+' = new DynLayer("'+divname+'")');
			}
		}
	}
	return true;
}

DynLayer.nestRefArray = new Array();
DynLayer.refArray = new Array();
DynLayer.refArray.i = 0;
DynLayer.set = false;

// Slide Methods
function DynLayerSlideTo(endx,endy,inc,speed,fn) {
	if (endx==null) endx = this.x;
	if (endy==null) endy = this.y;
	var distx = endx-this.x;
	var disty = endy-this.y;
	this.slideStart(endx,endy,distx,disty,inc,speed,fn);
}

function DynLayerSlideBy(distx,disty,inc,speed,fn) {
	var endx = this.x + distx;
	var endy = this.y + disty;
	this.slideStart(endx,endy,distx,disty,inc,speed,fn);
}

function DynLayerSlideStart(endx,endy,distx,disty,inc,speed,fn) {
	if (this.slideActive) return;
	if (!inc) inc = 10;
	if (!speed) speed = 20;
	var num = Math.sqrt(Math.pow(distx,2) + Math.pow(disty,2))/inc;
	if (num==0) return;
	var dx = distx/num;
	var dy = disty/num;
	if (!fn) fn = null;
	this.slideActive = true;
	this.slide(dx,dy,endx,endy,num,1,speed,fn);
}

function DynLayerSlide(dx,dy,endx,endy,num,i,speed,fn) {
	if (!this.slideActive) return;
	if (i++ < num) {
		this.moveBy(dx,dy);
		this.onSlide();
		if (this.slideActive) setTimeout(this.obj+".slide("+dx+","+dy+","+endx+","+endy+","+num+","+i+","+ speed+",\""+fn+"\")",speed);
		else this.onSlideEnd();
	}
	else {
		this.slideActive = false;
		this.moveTo(endx,endy);
		this.onSlide();
		this.onSlideEnd();
		eval(fn);
	}
}

function DynLayerSlideInit() {}

DynLayer.prototype.slideInit = DynLayerSlideInit;
DynLayer.prototype.slideTo = DynLayerSlideTo;
DynLayer.prototype.slideBy = DynLayerSlideBy;
DynLayer.prototype.slideStart = DynLayerSlideStart;
DynLayer.prototype.slide = DynLayerSlide;
DynLayer.prototype.onSlide = new Function();
DynLayer.prototype.onSlideEnd = new Function();

// Clip Methods
function DynLayerClipInit(clipTop,clipRight,clipBottom,clipLeft) {
	if (is.ie) {
		if (arguments.length==4) { this.clipTo(clipTop,clipRight,clipBottom,clipLeft) } else if (is.ie4) this.clipTo(0,this.css.pixelWidth,this.css.pixelHeight,0);
	}
}

function DynLayerClipTo(t,r,b,l) {
	if (t==null) t = this.clipValues('t');
	if (r==null) r = this.clipValues('r');
	if (b==null) b = this.clipValues('b');
	if (l==null) l = this.clipValues('l');
	if (is.ns) {
		this.css.clip.top = t;
		this.css.clip.right = r;
		this.css.clip.bottom = b;
		this.css.clip.left = l;
	} else if (is.ie) this.css.clip = "rect("+t+"px "+r+"px "+b+"px "+l+"px)";
}

function DynLayerClipBy(t,r,b,l) {
	this.clipTo(this.clipValues('t')+t,this.clipValues('r')+r,this.clipValues('b')+b,this.clipValues('l')+l);
}

function DynLayerClipValues(which) {
	if (is.ie) var clipv = this.css.clip.split("rect(")[1].split(")")[0].split("px");
	if (which=="t") return (is.ns)? this.css.clip.top : Number(clipv[0]);
	if (which=="r") return (is.ns)? this.css.clip.right : Number(clipv[1]);
	if (which=="b") return (is.ns)? this.css.clip.bottom : Number(clipv[2]);
	if (which=="l") return (is.ns)? this.css.clip.left : Number(clipv[3]);
}

DynLayer.prototype.clipInit = DynLayerClipInit;
DynLayer.prototype.clipTo = DynLayerClipTo;
DynLayer.prototype.clipBy = DynLayerClipBy;
DynLayer.prototype.clipValues = DynLayerClipValues;

// Write Method
function DynLayerWrite(html) {
	if (is.ns) {
		this.doc.open();
		this.doc.write(html);
		this.doc.close();
	}
	else if (is.ie) {
		this.event.innerHTML = html;
	}
}

DynLayer.prototype.write = DynLayerWrite;

// BrowserCheck Object
function BrowserCheck() {
	var b = navigator.appName;
	if (b=="Netscape") this.b = "ns"
	else if (b=="Microsoft Internet Explorer") this.b = "ie"
	else this.b = b
	this.version = navigator.appVersion;
	this.v = parseInt(this.version);
	this.ns = (this.b=="ns" && this.v>=4);
	this.ns4 = (this.b=="ns" && this.v==4);
	this.ns5 = (this.b=="ns" && this.v==5);
	this.ie = (this.b=="ie" && this.v>=4);
	this.ie4 = (this.version.indexOf('MSIE 4')>0);
	this.ie5 = (this.version.indexOf('MSIE 5')>0);
	this.min = (this.ns||this.ie);
}

// CSS Function
function css(id,left,top,width,height,color,vis,z,other) {
	if (id=="START") return '<STYLE TYPE="text/css">\n';
	else if (id=="END") return '</STYLE>';
	var str = (left!=null && top!=null)? '#'+id+' {position:absolute; overflow:hidden; left:'+left+'px; top:'+top+'px;' : '#'+id+' {position:relative;';
	if (arguments.length>=4 && width!=null) str += ' width:'+width+'px;';
	if (arguments.length>=5 && height!=null) {
		str += ' height:'+height+'px;';
		if (arguments.length<9 || other.indexOf('clip')==-1) str += 'clip:rect(0px '+width+'px '+height+'px 0px);';
	}
	if (navigator.appVersion.charAt(0) > 4 && is.ns == true) {
		str += ' background-color:'+color+';';
	} else {
		if (arguments.length>=6 && color!=null) str += (is.ns)? 'layer-background-color:'+color+';' : ' background-color:'+color+';';
	}
	if (arguments.length>=7 && vis!=null) str += ' visibility:'+vis+';';
	if (arguments.length>=8 && z!=null) str += ' z-index:'+z+';';
	if (arguments.length==9 && other!=null) str += ' '+other;
	str += '}\n';
	return str;
}
function writeCSS(str,showAlert) {
	str = css('START')+str+css('END');
	document.write(str);
	if (showAlert) alert(str);
}