<!--  layerscript mit dynamischem Rollovereffekt  © 2001 Gudrun M. Schoop -->

var fJS = false;
var bn = navigator.appName;
var vn = navigator.appVersion.substring(0,1);
var nClicked = -1;

menuNor = new Array(13);
menuFoc = new Array(13);
menuSel = new Array(13);
menuEnd = new Array(13);

function Init() {
 if (((bn == "Netscape") && (vn >= "3")) ||
  ((bn == "Microsoft Internet Explorer") && (vn >= "4"))) {
  // Btns vorladen.
  for (i=0; i<=12; i++) {		
   menuNor[i] = new Image();
   menuNor[i].src = "bilder/navi/fnavi" + i + ".jpg"; //focus
   menuFoc[i] = new Image();
   menuFoc[i].src = "bilder/navi/nnavi" + i + ".jpg"; //normal
   menuSel[i] = new Image();
   menuSel[i].src = "bilder/navi/nnavi" + i + ".jpg"; //gelesen
   menuEnd[i] = new Image();
   menuEnd[i].src = "bilder/navi/fnavi" + i + ".jpg"; //gecklickt
   z=new Array(-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1);
  }
  fJS = true;
 }
}

function Focus(idx) {
 // Btn fokussiert darstellen.
 if ((fJS) && (idx != nClicked)) {
  var s = "b"+idx;
  document.images[s].src = menuFoc[idx].src;
 }
}

function Blur(idx) {
 // Btn normal darstellen.
 if ((fJS) && (idx != nClicked)) {
  var s = "b"+idx;
  if (z[idx]==1){
   document.images[s].src = menuEnd[idx].src;
  }
  else
  {
   document.images[s].src = menuNor[idx].src;
  }
 }
}

function End(idx) {
 // Btn gelesen darstellen.
 if ((fJS) && (idx != nClicked)) {
  var s = "b"+idx;
  document.images[s].src = menuEnd[idx].src;
 }
}

function Click(idx) {	
 // Btn im "Clicked"-Zustand darstellen; zuletzt geklickten Btn normalisieren.
 z[idx]=1;
 if ((fJS) && (idx != nClicked)) {
  if (nClicked >= 0){
   var s = "b" + nClicked;
   document.images[s].src = menuEnd[nClicked].src;
   nClicked = idx;
   var s = "b" + idx;
   document.images[s].src=menuSel[idx].src;
  }
 }
}

function rahmentausch(){
 var pos = -1;
 for(var i = 0; i < arguments.length; i++){
   pos = arguments[i].indexOf(":")
   if(pos != -1)
    frames[arguments[i].substring(0, pos)].location.href = arguments[i].substring(pos + 1)
 }
}