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_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_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 MM_swapImgRestore() {
  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 primagaz_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 emailCheck (emailStr) {

 var checkTLD=1;
 var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
 var emailPat=/^(.+)@(.+)$/;
 var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
 var validChars="\[^\\s" + specialChars + "\]";
 var quotedUser="(\"[^\"]*\")";
 var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
 var atom=validChars + '+';
 var word="(" + atom + "|" + quotedUser + ")";
 var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
 var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
 var matchArray=emailStr.match(emailPat);
 if (matchArray==null) {
  alert("A megadott email cím formátuma nem helyes!");
  return false;
 }
 var user=matchArray[1];
 var domain=matchArray[2];
 for (i=0; i<user.length; i++) {
 if (user.charCodeAt(i)>127) {
 alert("Az email cím helytelen karaktereket tartalmaz.");
 return false;
    }
 }
 for (i=0; i<domain.length; i++) {
  if (domain.charCodeAt(i)>127) {
   alert("A domain név helytelen karaktereket tartalmaz.");
   return false;
  }
 }

 if (user.match(userPat)==null) {
  alert("Az email cím helytelenül van megadva!");
  return false;
 }

 var IPArray=domain.match(ipDomainPat);
 if (IPArray!=null) {
 for (var i=1;i<=4;i++) {
 if (IPArray[i]>255) {
 alert("A cél IP cím formátuma helytelen");
 return false;
 }
 }
 return true;
 }

 var atomPat=new RegExp("^" + atom + "$");
 var domArr=domain.split(".");
 var len=domArr.length;
 for (i=0;i<len;i++) {
 if (domArr[i].search(atomPat)==-1) {
 alert("A megadott domain név helytelen!");
 return false;
  }
 }

 if (checkTLD && domArr[domArr.length-1].length!=2 &&
 domArr[domArr.length-1].search(knownDomsPat)==-1) {
 alert("Az email cím végződése helytelen!");
 return false;
 }

 if (len<2) {
 alert("Hiba!");
 return false;
 }

 return true;
 }

function hasUpperCaseCharacter(password)
{
  return password.match("\[A-Z\]") != null;
}

function hasLowerCaseCharacter(password)
{
  return password.match("\[a-z\]") != null;
}

function hasNumericCharacter(password)
{
  return password.match("\[0-9\]") != null;
}

function hasSpecialCharacter(password)
{
  return password.match("\[!@#$%^&*()\]") != null;
}

function checkPassword(password)
{
  var valid = password.length >= 5 &&
              hasUpperCaseCharacter(password) &&
              hasLowerCaseCharacter(password) &&
              hasNumericCharacter(password)
  if (!valid)
  {
    alert('A jelszónak legalább 5 karakter hosszúnak kell lennie, valamint tartalmaznia kell legalább egy kis-nagybetű kombinációt, valamint legalább egy számjegyet.');
  }
  return valid;
}