function newImage(arg) {
	if(document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}
function changeImages() {
	if(document.images && preloadFlag) {
		for(var i = 0; i < changeImages.arguments.length; i += 2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i + 1];
		}
	}
}
var preloadFlag = false;
function preloadImages() {
	if(document.images) {
		nav_punkt = newImage("nav_punkt.gif");
		kuenstler_nav_punkt = newImage("kuenstler_nav_punkt.gif");
		preloadFlag = true;
	}
}
Popup = false;
function popup(ziel,breite,hoehe) {
  popupClose();
  var links = (screen.width / 2) - (breite / 2);
  var oben = (screen.height / 2) - (hoehe / 2);
  params = ('width=' + breite + ',height=' + hoehe + ',left=' + links + ',top=' + oben + ',status=no,scrollbars=no');
  Popup = window.open (ziel,"popup",params);
}
function popupClose() {
  if(Popup) {
    Popup.close();
  }
}
var j = 0;
var t;
var Pic = new Array();
var preLoad = new Array();
function runSlideShow(aid,num) {
	Pic[0] = "a" + aid + "_s.jpg";
	for(i = 1; i <= num; i++) {
		Pic[i] = "a" + aid + "_s_" + i + ".jpg";
	}
	for (i = 0; i < Pic.length; i++) {
		preLoad[i] = new Image();
		preLoad[i].src = Pic[i];
	}
	slideShow();
}
function slideShow() {	
	if (document.all) {
		document.images.SlideShow.style.filter="blendTrans(duration=2)";
		document.images.SlideShow.style.filter="blendTrans(duration=3)";
		document.images.SlideShow.filters.blendTrans.Apply();
	}
	document.images.SlideShow.src = preLoad[j].src;
	if (document.all){
		document.images.SlideShow.filters.blendTrans.Play();
	}
	j++;
	if (j > (Pic.length-1)) j = 0;
	t = setTimeout("slideShow()", 5000);
}