// xersys Slideshow Script LT 2008
this.slideElements = new Array("headPic1","headPic2","headPic3");
this.rotatePos = 0;
this.rotateImagePos = this.slideElements.length;
this.fadePos = 100;
this.fadeDir = -6;
this.fadeDelay = 5000;
this.fadeSpeed = 20;
window.setTimeout("rotate()", this.fadeDelay);

function rotate() {
	if (this.fadeDir > 1 && this.fadePos >= 100) {
		// Fertig
		this.fadeDir = -this.fadeDir;
		this.rotatePos++;
		if (this.rotatePos >= this.slideElements.length) this.rotatePos = 0;
		window.setTimeout("rotate()", this.fadeDelay);
		return;
		}
	if (this.fadeDir < 0 && this.fadePos <= 0) {
		// Bild austauschen
		el = document.getElementById(this.slideElements[this.rotatePos]);
		el.style.backgroundImage = "url("+ this.slideImages[this.rotateImagePos]+")";
		this.rotateImagePos++;
		if (this.rotateImagePos >= this.slideImages.length) this.rotateImagePos = 0;
		this.fadeDir = -this.fadeDir;
		}
	this.fadePos = this.fadePos + this.fadeDir;
	setOpacity(this.slideElements[this.rotatePos], this.fadePos);
		
	window.setTimeout("rotate()", this.fadeSpeed);
	}
	
function setOpacity(element, val) {
	//alert(element+"-"+val);
	obj = document.getElementById(element);
	// IE
	if (obj.filters) obj.style.filter = "Alpha(opacity="+val+", finishopacity=0, style=0)";
	else obj.style.opacity = val/100;
}