function MM_reloadPage(init) {
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function MM_findObj(n, d) { //v4.0
  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 && document.getElementById) x=document.getElementById(n); return x;
}

function MM_pI() { //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_pI.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_sI() { //v3.0
  var i,j=0,x,a=MM_sI.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 MM_sIR() {
  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 alex_popup(URL,popW, popH, scroll)
{
 var winleft = (screen.width - popW) / 2;
 var winUp = (screen.height - popH) / 2;
 winProp = 'width='+popW+',height='+popH+',left='+winleft+',top='+winUp+',scrollbars='+scroll+'';
 Win = window.open(URL,'edunet_pop', winProp);
}


 function showPopup() {
 var winW = 1000;
 var popup_width = 600;

 if (parseInt(navigator.appVersion)>3) {
  if (navigator.appName=="Netscape") {
	winW = window.innerWidth;
  }
  if (navigator.appName.indexOf("Microsoft")!=-1) {
	winW = document.body.offsetWidth;
  }
 }
 var popup = document.getElementById("popup_layer");
 popup.style.left = Math.round((winW-popup_width)/2)  + "px";
 popup.style.visibility = "visible";
}
function hidePopup() {
 var popup = document.getElementById("popup_layer");
 popup.style.visibility = "hidden";
}


function showCategory(cat_id) 
{
	if(prev_cat_div != '') {
		document.getElementById(prev_cat_div).style.display = 'none';
	}
	document.getElementById('cat-'+cat_id).style.display = 'inline';
	prev_cat_div = 'cat-'+cat_id;
}

function sC(cat_id) 
{
	if(prev_cat_div != '') {
		document.getElementById(prev_cat_div).style.display = 'none';
	}
	document.getElementById('cat-'+cat_id).style.display = 'inline';
	prev_cat_div = 'cat-'+cat_id;
}
var prev_cat_div = 'cat-1';




var testresults;
function checkemail23()
{
	var str=document.validation.mailcim.value
	var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
	if (filter.test(str))
	{
		testresults=true;				
	}
	else
	{			
		testresults=false;			
	}
	return (testresults)
}

function regcheck23()
{
	var mehet=1;
	if (document.validation.url.value=='')    { alert('Kérem töltse ki a "Honlap URL" mezőt!'); mehet=0; }				
	checkemail23();
	if(testresults==false) {
		alert("Kérem adja meg e-mail címét!");
		mehet=0; 
	}							
	if (mehet==1)
	{
		document.validation.submit();
	}
}

function email()
{
	mailE=('info@'+'alexgraphics.hu');
	document.write('<a href="mailto:'+ mailE +'">' + mailE + '</a>');
}


function newwindow(url, x, y)
{
var xc=Math.floor((screen.width-x)/2);
var yc=Math.floor((screen.height-y)/2)-24; 
window.open("img/ref" + url,"","toolbar=0,location=0,directories=0,menuBar=0,scrollbars=0,resizable=0,width=" + x +",height="+ y + ",left="+xc+",top="+yc+"");
}