function eR_preloadImages() { 
  var d=document; if(d.images){ if(!d.eR_p) d.eR_p=new Array();
    var i,j=d.eR_p.length,a=eR_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.eR_p[j]=new Image; d.eR_p[j++].src=a[i];}}
}

function eR_findObj(n, d) { 
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=eR_findObj(n,d.layers[i].document); return x;
}

function eR_nbGroup(event, grpName) {   
  var i,img,nbArr,args=eR_nbGroup.arguments;
  if (event == "init" && args.length > 2) {
    if ((img = eR_findObj(args[2])) != null && !img.eR_init) {
      img.eR_init = true; img.eR_up = args[3]; img.eR_dn = img.src;
      if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
      nbArr[nbArr.length] = img;
      for (i=4; i < args.length-1; i+=2) if ((img = eR_findObj(args[i])) != null) {
        if (!img.eR_up) img.eR_up = img.src;
        img.src = img.eR_dn = args[i+1];
        nbArr[nbArr.length] = img;
    } }
  } else if (event == "over") {
    document.eR_nbOver = nbArr = new Array();
    for (i=1; i < args.length-1; i+=3) if ((img = eR_findObj(args[i])) != null) {
      if (!img.eR_up) img.eR_up = img.src;
      img.src = (img.eR_dn && args[i+2]) ? args[i+2] : args[i+1];
      nbArr[nbArr.length] = img;
    }
  } else if (event == "out" ) {
    for (i=0; i < document.eR_nbOver.length; i++) {
      img = document.eR_nbOver[i]; img.src = (img.eR_dn) ? img.eR_dn : img.eR_up; }
  } else if (event == "down") {
    if ((nbArr = document[grpName]) != null)
      for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.eR_up; img.eR_dn = 0; }
    document[grpName] = nbArr = new Array();
    for (i=2; i < args.length-1; i+=2) if ((img = eR_findObj(args[i])) != null) {
      if (!img.eR_up) img.eR_up = img.src;
      img.src = img.eR_dn = args[i+1];
      nbArr[nbArr.length] = img;
  } }
}

eR_preloadImages(
	'pictures/tmenu_kcs1.gif',
	'pictures/tmenu_kgs1.gif',
	'pictures/tmenu_ant1.gif',
	'pictures/tmenu_hirek1.gif',
	'pictures/tmenu_gal1.gif',
	'pictures/bm_oldalterkep1.gif',
	'pictures/bm_kereses1.gif',
	'pictures/bm_kapcsolat1.gif',
	'pictures/link_tamogatoink1.gif',
	'pictures/tt_2005_2.gif');