function PopupImage(url, x, y){
	newWindow=open(url,'','toolbar=no,directories=no,menubar=no,width=' + x + ',height= ' + y + ',scrollbars=no,status=no,resizable=no');
	newWindow.focus();
}

function PopupPage(url, x, y){
	newWindow=open(url,'','toolbar=no,directories=no,menubar=no,width=' + x + ',height= ' + y + ',scrollbars=no,status=no,resizable=no');
	newWindow.focus();
}

function PopupPage1(url, x, y){
	newWindow=open(url,'','toolbar=yes,directories=no,menubar=yes,width=' + x + ',height= ' + y + ',scrollbars=yes,status=no,resizable=yes');
	newWindow.focus();
}

function clearText(thefield){
	if (thefield.defaultValue==thefield.value)
	thefield.value = ""
} 



//browser 
var ie = (document.all)? true:false;
var ne6 = ((parseInt(navigator.appVersion) >= 5) && (ie == false))? true:false;
var ns4 = (document.layers);
var ie4 = (document.all && !document.getElementById);
var ie5 = (document.all && document.getElementById);
var ns6 = (!document.all && document.getElementById); 


//a megfelelol layer tartalmanak beallitasa
function setLayerText (layername,text) {
if (document.layers) {
		document.layers[layername].innerText = text ;
} else if (document.getElementById) {
		document.getElementById(layername).innerText = text ;
} else if (document.all) {
		document.all.layername.innerText = text ;
}
}


//a layer nevenek kiolvasasa
function getLayer(layerName) {
    if (document.layers) {
        return document.layers[layerName];
    } else if (document.getElementById) {
            return document.getElementById(layerName);
    } else if (document.all) {
        return eval("document.all." + layerName);
    } else return null;
}

//layer elrejtes
function hideLayer(layerName) {
var layerElement = getLayer(layerName);
if(layerElement != null) {
  	  ( ie || ne6 ) ? layerElement.style.visibility = "hidden": layerElement.visibility = "hide";
	  layerElement.style.display="none"; 

}
  }


//layer felfedes
function showLayer(layerName) {
hideLayer(document.data.akt.value);
document.data.akt.value=layerName;
var layerElement = getLayer(layerName);
if(layerElement != null) {
      ( ie || ne6 ) ? layerElement.style.visibility = "visible": layerElement.visibility = "show";
	layerElement.style.display="inline";
}
}

function preloader() {
     var i = 0;
     imageObj = new Array(); //new Image();
     images = new Array();
     images[0]="images/top3.jpg";
     images[1]="images/top3_1.jpg";
     images[2]="images/top3_2.jpg";
     images[3]="images/top3_3.jpg";
     images[4]="images/top3_4.jpg";
     images[5]="images/top3_5.jpg";
     
     for(i=0; i<=images.length-1; i++)  {
	  imageObj[i]=new Image();
	  imageObj[i].src=images[i];
      }
} 



var pakt = 0;
function cPic(ID) {
	if (pakt > 0 || typeof(pakt) == 'undefined') {
		pakt = 0;
		document.getElementById('nykep').src =imageObj[0].src;  
	} else {
	       pakt = ID;
		document.getElementById('nykep').src =  imageObj[ID].src; 
	}
}