function toggle(n) {
 if (document.getElementById(n).style.display != 'none') document.getElementById(n).style.display = 'none';
  else document.getElementById(n).style.display = 'block';
 }

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  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=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function ellenoriz()
	{
	if ( document.form.femail.value.indexOf('@', 1) == -1 )
		{
		alert('HIBA! Hibás e-mail cim!');
		return false;
		}
	if ( document.form.fev.value == "0" )
		{
		alert('HIBA! Hibás születési év!');
		return false;
		}
	}

function szamellenorzes()
	{
	if(event.keyCode < 48 || event.keyCode > 57) event.returnValue = false;
	}

function roll(img_name, img_src)
   {
   document[img_name].src = img_src;
   }

function change_image(n)
   {
    str = n.substring(1);
    if ( document.getElementById(str).style.display == 'block' ) document[n].src = "microsite/muveszvalaszto/zar.png";
    if ( document.getElementById(str).style.display == 'none' ) document[n].src = "microsite/muveszvalaszto/nyit.png";
   }