function checkOS() {
//alert(navigator.userAgent);
    if(navigator.userAgent.indexOf('Linux') != -1)
      { var OpSys = "lin"; OpSysDesc = navigator.userAgent.substring(navigator.userAgent.indexOf('Linux'),navigator.userAgent.indexOf(';',navigator.userAgent.indexOf('Linux'))) }
    else if(navigator.userAgent.indexOf('Win') != -1)
      { 
		var OpSys = "win";
		if(navigator.userAgent.indexOf(';') != -1)
		{
			OpSysDesc = navigator.userAgent.substring(navigator.userAgent.indexOf('Win'),navigator.userAgent.indexOf(';',navigator.userAgent.indexOf('Win')));
		}else{
			//chrome es win xp
			OpSysDesc = navigator.userAgent.substring(navigator.userAgent.indexOf('Win'),navigator.userAgent.indexOf(')',navigator.userAgent.indexOf('Win')));
		}
	  }
    else if(navigator.userAgent.indexOf('Mac') != -1)
      { var OpSys = "mac"; OpSysDesc = navigator.userAgent.substring(navigator.userAgent.indexOf('Mac'),navigator.userAgent.indexOf(';',navigator.userAgent.indexOf('Mac')))}
    else { var OpSys = "other"; OpSysDesc = "Ismeretlen"}

	if(OpSysDesc == "Windows NT 5.1") OpSysDesc = "Windows XP";
	if(OpSysDesc == "Windows NT 6.1") OpSysDesc = "Windows 7";
		
    return OpSys;    
}
  
function NamedPair(URL, pair) {   // get the right side of a named pair
    var i = URL.indexOf(pair);      // get the starting position of the named pair
    var j = pair.length;            // get the length of the pair
    var k = i + j;                  // get start of right side
    i = URL.substring(k)            // get the substring
    j = i.indexOf("&")              // next pair starting position?
    if (j == -1)                    // if not then send back full string
      {return (i)} 
    else                            // else just send up to next "&"
      {return (i.substring(0, j))}
}

function createCookie(name,value,days) {
    if (days) {
      var date = new Date();
      date.setTime(date.getTime()+(days*24*60*60*1000));
      var expires = '; expires='+date.toGMTString();
    }
    else var expires = '';
    document.cookie = name+'='+value+expires+'; path=/';
}

function readCookie(name) {
    var nameEQ = name + '=';
    var ca = document.cookie.split(';');
    for(var i=0;i < ca.length;i++) {
      var c = ca[i];
      while (c.charAt(0)==' ') c = c.substring(1,c.length);
        if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
      }
      return null;
}

function eraseCookie(name) {
    createCookie(name,'',-1);
}


  // Global variables

  // Used to extract returnUrl from the incoming URL and determine next page
  var ReturnURL
  var ReturnPage   
  
  // Used for determining Flash
  var ns,ie;
  var platform    = navigator.appVersion.indexOf('Mac') != -1 ? "mac" : "pc";
  var browser     = navigator.appName.indexOf('Netscape') != -1 ? (ns=1) : (ie=1);
  var flashversion= 0;
  var OpSysDesc
  
  // Used to get OS name

  var OpSys       = checkOS();

  beginRollover   = false;  // This handles a bug in Nav4.0x that executes the code too quickly.

  // convert all characters to lowercase to simplify testing 
  
  var agt         = navigator.userAgent.toLowerCase(); 

  // Browser version *** Note: On IE5, these return 4, so use is_ie5up to detect IE5
  
  var btype = "";
  var is_major    = parseInt(navigator.appVersion);
  var is_minor    = parseFloat(navigator.appVersion); 

  var is_konq = false;
  var kqPos   = agt.indexOf('konqueror');
  if (kqPos !=-1) {                 
    is_konq  = true;
    is_minor = parseFloat(agt.substring(kqPos+10,agt.indexOf(';',kqPos)));
    is_major = parseInt(is_minor);
  }                                 

  var is_chrome = agt.indexOf('chrome')!=-1;
  if (is_chrome) {
	ver_pos = agt.indexOf("version/");
    is_minor = parseFloat(agt.substring(ver_pos+9,agt.indexOf(' ',ver_pos)));
    is_major = parseInt(is_minor);
  }
  
  var is_safari = agt.indexOf('safari')!=-1 && !is_chrome;
  var is_khtml  = (is_safari || is_konq);

  if (is_safari) {
	ver_pos = agt.indexOf("version/");
    is_minor = parseFloat(agt.substring(ver_pos+8,agt.indexOf(' ',ver_pos)));
    is_major = parseInt(is_minor);
  }
  
  var is_gecko = ((!is_khtml)&&(navigator.product)&&(navigator.product.toLowerCase()=="gecko"))?true:false;
  var is_gver  = 0;
  if (is_gecko) is_gver=navigator.productSub;

  var is_fb = ((agt.indexOf('mozilla/5')!=-1) && (agt.indexOf('spoofer')==-1) &&
               (agt.indexOf('compatible')==-1) && (agt.indexOf('opera')==-1)  &&
               (agt.indexOf('webtv')==-1) && (agt.indexOf('hotjava')==-1)     &&
               (is_gecko) && (navigator.vendor=="Firebird"));
  var is_fx = ((agt.indexOf('mozilla/5')!=-1) && (agt.indexOf('spoofer')==-1) &&
               (agt.indexOf('compatible')==-1) && (agt.indexOf('opera')==-1)  &&
               (agt.indexOf('webtv')==-1) && (agt.indexOf('hotjava')==-1)     &&
               (is_gecko) && ((navigator.vendor=="Firefox")||(agt.indexOf('firefox')!=-1)));
  var is_moz   = ((agt.indexOf('mozilla/5')!=-1) && (agt.indexOf('spoofer')==-1) &&
                   (agt.indexOf('compatible')==-1) && (agt.indexOf('opera')==-1)  &&
                  (agt.indexOf('webtv')==-1) && (agt.indexOf('hotjava')==-1)     &&
                  (is_gecko) && (!is_fb) && (!is_fx) &&
                  ((navigator.vendor=="")||(navigator.vendor=="Mozilla")||(navigator.vendor=="Debian")));

  var is_opera = agt.indexOf('opera') > -1;
  if(is_opera) {
	ver_pos = agt.indexOf("version/");
	if (ver_pos > -1) {
		// minimum ver 10.00
		end_pos = agt.indexOf(' ', ver_pos) > -1 ? agt.indexOf(' ',ver_pos) : agt.length;
		is_minor = parseFloat(agt.substring(ver_pos+8, end_pos));
		is_major = parseInt(is_minor);
	} else {
		ver_pos = agt.indexOf("opera/");
		is_minor = parseFloat(agt.substring(ver_pos+6,agt.indexOf(' ',ver_pos)));
		is_major = parseInt(is_minor);
	}
  }
  
  
  if ((is_moz)||(is_fb)||(is_fx)) {  // 032504 - dmr
     var is_moz_ver = (navigator.vendorSub)?navigator.vendorSub:0;
     if(is_fx&&!is_moz_ver) {
         is_moz_ver = agt.indexOf('firefox/');
         is_moz_ver = agt.substring(is_moz_ver+8);
         is_moz_ver = parseFloat(is_moz_ver);
     }
     if(!(is_moz_ver)) {
         is_moz_ver = agt.indexOf('rv:');
         is_moz_ver = agt.substring(is_moz_ver+3);
         is_paren   = is_moz_ver.indexOf(')');
         is_moz_ver = is_moz_ver.substring(0,is_paren);
     }
     is_minor = is_moz_ver;
     is_major = parseInt(is_moz_ver);
 }
  var is_fb_ver = is_moz_ver;
  var is_fx_ver = is_moz_ver;

  var is_nav      = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1) 
                 && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1) 
                 && (agt.indexOf('webtv')==-1));
  var is_nav2     = (is_nav && (is_major == 2));
  var is_nav3     = (is_nav && (is_major == 3));
  var is_nav4     = (is_nav && (is_major == 4));
  var is_nav6     = (is_nav && (is_major == 5) && !((agt.indexOf('netscape/7')!=-1)||(agt.indexOf('netscape/8')!=-1)));
  var is_nav7     = (is_nav && (agt.indexOf('netscape/7')!=-1));
  var is_nav8     = (is_nav && (agt.indexOf('netscape/8')!=-1));

  var is_ie       = (agt.indexOf("msie") != -1);
  var is_ie3      = (is_ie && (is_major < 4)); 
  var is_ie4      = (is_ie && (is_major == 4) && (agt.indexOf("msie 4")!=-1) ); 
  var is_ie5      = (is_ie && (is_major == 4) && (agt.indexOf("msie 5")!=-1) ); 
  var is_ie6      = (is_ie && (is_major == 4) && (agt.indexOf("msie 6")!=-1) ); 
  var is_ie7      = (is_ie && (is_major == 4) && (agt.indexOf("msie 7")!=-1) ); 
  var is_ie8      = (is_ie && (is_major == 4) && (agt.indexOf("msie 8")!=-1) ); 
  var is_ie9      = (is_ie && (is_major == 5) && (agt.indexOf("msie 9")!=-1) ); 
  

  // Chrome
  if (is_chrome) {
	btype = "chr";
	bver = '' + is_minor;
  } 
  // Safari
  else if (is_safari) {
	btype = "sa";
	bver = '' + is_minor;
  } 
  // Opera
  else if (is_opera) {
	btype = "op";
	bver = '' + is_minor;
  }
  // IE
  else if (is_ie3) {
  	btype = 'ie';
  	bver = '3'
  }
  else if (is_ie4) {
  	btype = 'ie';
  	bver = '4'
  }
  else if (is_ie5) {
  	btype = 'ie';
  	bver = '5'
  }
  else if (is_ie6) {
  	btype = 'ie';
  	bver = '6'
  }
  else if (is_ie7) {
  	btype = 'ie';
  	bver = '7'
  }
  else if (is_ie8) {
  	btype = 'ie';
  	bver = '8'
  }
  else if (is_ie9) {
  	btype = 'ie';
  	bver = '9'
  }
 // Firefox
  else if (is_fx) {
  	btype = 'fx';
  	bver = is_fx_ver
  }
  // Netscape
  else if (is_nav3) {
  	btype = 'ns';
  	bver = '3'
  }
  else if (is_nav4) {
  	btype = 'ns';
  	bver = '4'
  }
  else if (is_nav6 && !is_nav7) {
  	btype = 'ns';
  	bver = '6'
  }
  else if (is_nav7) {
  	btype = 'ns';
  	bver = '7'
  }
  else if (is_nav8) {
  	btype = 'ns';
  	bver = '8'
  }
 

  // Flash detection

  theVBScript =  '<form name="vbform"><input type="hidden" name="flashdetect"><input type="hidden" name="rpdetect">\</form>\n';
  theVBScript += '<SCRIPT LANGUAGE="VBScript">\n';
  theVBScript += 'on error resume next\n';
  theVBScript += 'RealPyr = "False"\n';
  theVBScript += 'Set oTest = CreateObject("ShockwaveFlash.ShockwaveFlash.2")\n';
  theVBScript += 'If Err = 0 Then FlashInstalled = 2\n';
  theVBScript += 'Err.Clear\n';
  theVBScript += 'Set oTest = CreateObject("ShockwaveFlash.ShockwaveFlash.3")\n';
  theVBScript += 'If Err = 0 Then FlashInstalled = 3\n';
  theVBScript += 'Err.Clear\n';
  theVBScript += 'Set oTest = CreateObject("ShockwaveFlash.ShockwaveFlash.4")\n';
  theVBScript += 'If Err = 0 Then FlashInstalled = 4\n';
  theVBScript += 'Err.Clear\n';
  theVBScript += 'Set oTest = CreateObject("ShockwaveFlash.ShockwaveFlash.5")\n';
  theVBScript += 'If Err = 0 Then FlashInstalled = 5\n';
  theVBScript += 'Err.Clear\n';
  theVBScript += 'Set oTest = CreateObject("ShockwaveFlash.ShockwaveFlash.6")\n';
  theVBScript += 'If Err = 0 Then FlashInstalled = 6\n';
  theVBScript += 'Err.Clear\n';
  theVBScript += 'Set oTest = CreateObject("ShockwaveFlash.ShockwaveFlash.7")\n';
  theVBScript += 'If Err = 0 Then FlashInstalled = 7\n';
  theVBScript += 'Err.Clear\n';
  theVBScript += 'Set oTest = CreateObject("ShockwaveFlash.ShockwaveFlash.8")\n';
  theVBScript += 'If Err = 0 Then FlashInstalled = 8\n';
  theVBScript += 'Err.Clear\n';
  theVBScript += 'Set oTest = CreateObject("ShockwaveFlash.ShockwaveFlash.9")\n';
  theVBScript += 'If Err = 0 Then FlashInstalled = 9\n';
  theVBScript += 'Err.Clear\n';
  theVBScript += 'Set oTest = CreateObject("ShockwaveFlash.ShockwaveFlash.10")\n';
  theVBScript += 'If Err = 0 Then FlashInstalled = 10\n';
  theVBScript += 'Err.Clear\n';
  theVBScript += 'Set oTest = CreateObject("ShockwaveFlash.ShockwaveFlash.11")\n';
  theVBScript += 'If Err = 0 Then FlashInstalled = 11\n';
  theVBScript += 'select case FlashInstalled\n';
  theVBScript += '  case 2,3,4,5,6,7,8,9,10,11\n';
  theVBScript += '    document.vbform.flashdetect.value = FlashInstalled\n';
  theVBScript += '  case else\n';
  theVBScript += '    FlashInstalled = 0\n';
  theVBScript += '    document.vbform.flashdetect.value = "is not installed."\n';
  theVBScript += 'end select\n';
  theVBScript += 'document.vbform.rpdetect.value = RealPyr\n';
  theVBScript += '<\/SCRIPT>\n';

  if (ns || is_fx){
      var FlashInstalled = 0;
      nparray = navigator.plugins;
      nparraylen = nparray.length;
      RealPyr = 'False';

      // Flash

      for (i=0;i<nparraylen;i++){
  		npplugin = nparray[i];
  		npname   = npplugin.name;
  		npdesc   = npplugin.description;

  		if (npname.indexOf("Shockwave Flash 2.") != -1) { flashversion = 2; break }
  		if (npdesc.indexOf("Shockwave Flash 3.") != -1) { flashversion = 3; break }
  		if (npdesc.indexOf("Shockwave Flash 4.") != -1) { flashversion = 4; break }
  		if (npdesc.indexOf("Shockwave Flash 5.") != -1) { flashversion = 5; break }
  		if (npdesc.indexOf("Shockwave Flash 6.") != -1) { flashversion = 6; break }
  		if (npdesc.indexOf("Shockwave Flash 7.") != -1) { flashversion = 7; break }
  		if (npdesc.indexOf("Shockwave Flash 8.") != -1) { flashversion = 8; break }
  		if (npdesc.indexOf("Shockwave Flash 9.") != -1) { flashversion = 9; break }
		if (npdesc.indexOf("Shockwave Flash 10.") != -1) { flashversion = 10; break }
		if (npdesc.indexOf("Shockwave Flash 11.") != -1) { flashversion = 11; break }
		if (npdesc.indexOf("RealPlayer") != -1) { RealPyr = 'True'}

    }
    if (flashversion>1)
      FlashInstalled = flashversion
  
// RealPlayer

} else if (ie){
	document.write(theVBScript);
	flashversion = document.vbform.flashdetect.value;
	RealPyr = document.vbform.rpdetect.value;
}

// Added by Mike to allow for IE on MAC
if(ie && OpSys == 'mac' ){
  flashversion = 0;
}

// (GMT)
var ZoneOffset;
ClientDate = new Date();
ZoneOffset = ClientDate.getTimezoneOffset()/60;

// popup blocker
var vPopupBlocker = window.open('','','top=2000;left=2000')
if (vPopupBlocker==null)
  vPopupBlocker=true
else {
    vPopupBlocker.close()
    vPopupBlocker=false
}

//Cookies
var vCookies = true
createCookie('VUTestCookie','written',10)
if(readCookie('VUTestCookie')==null) vCookies = false
eraseCookie('VUTestCookie')

function  printProps(obj) {
  var output = "" ;
  for (var prop in obj) {
    output += prop + " = " + obj[prop] ;//+  "\n" ;
  }
  alert(output) ;
}
function setItGreen(str){
	document.getElementById(str).style.backgroundImage = "url(images/zalma_nagy.png)";
}
function  readData() {
	//alert(document.getElementById("text_container").style.backgroundImage="url(images/zalma_nagy.png)");
	var browser = '';
	
	switch(btype)
	{
		case 'ie' :
			browser = "Internet Explorer"+" "+bver;
			if(parseFloat(bver)>=7) setItGreen("check_browser");
		break;
		case 'chr' : browser = "Chrome"+" "+bver;
			setItGreen("check_browser");
		break;
		case 'sa' : browser = "Safari"+" "+bver;
			if(bver >= 3) setItGreen("check_browser");
		break;
		case 'op' : browser = "Opera"+" "+bver;
			if(bver >= 9) setItGreen("check_browser");
		break;
		case 'fx' : browser = "Firefox"+" "+bver;
			if(parseFloat(bver)>=2) setItGreen("check_browser");
		break;
		case 'ns' : 
			browser = "Netscape"+" "+bver;
			if(bver > 5) setItGreen("check_browser");
		break;
		default : browser = "Unknown"; break;
	}
	
	document.getElementById("id_operating_system").innerHTML = OpSysDesc;
	setItGreen("check_operating_system");
	
	document.getElementById("id_javascript").innerHTML = jsver;
	if(parseFloat(jsver)>=1.2) setItGreen("check_javascript");

	document.getElementById("id_color_depth").innerHTML = window.screen.colorDepth;
	setItGreen("check_color_depth");

	document.getElementById("id_resolution").innerHTML = window.screen.width + ' x ' + window.screen.height;
	if(parseFloat(window.screen.width)>=1024 && parseFloat(window.screen.height)>=768) setItGreen("check_resolution");

	document.getElementById("id_browser").innerHTML = browser;

	if(!vPopupBlocker){
		document.getElementById("id_popups").innerHTML = "Enabled";
		setItGreen("check_popups");
	}else document.getElementById("id_popups").innerHTML = "Disabled";
	
	if(vCookies){
		document.getElementById("id_cookies").innerHTML = "Enabled";
		setItGreen("check_cookies");
	}else document.getElementById("id_cookies").innerHTML = "Disabled";
	
	document.getElementById("id_flashplayer").innerHTML = "Flashplayer "+flashversion;
	if(parseFloat(flashversion)>=10) setItGreen("check_flashplayer");
	
	//document.getElementById("id_flash_security").innerHTML = "";
	//document.getElementById("id_javatest").innerHTML = "";

	/*QString = 'zoneoffset=' + ZoneOffset + '\nplatform=' + OpSys + '\nbrowser=' + btype + '\nbver=' + bver + '\nflashver=' + flashversion + '\npopup blocker=' + vPopupBlocker + '\nallow cookies=' + vCookies;
	alert(QString)*/
}
  
function  printJavaInfo(info_text,vs) {
	document.getElementById("id_javatest").innerHTML = info_text;
	if(vs!==""){
		if(parseFloat(vs.substring(0,3))>=1.5) setItGreen("check_javatest");
	}
}
function flashsecurity() {
	document.getElementById('id_flash_security').innerHTML = 'Enabled'; 
	setItGreen("check_flash_security");
	//document.getElementById('secok1').innerHTML = '<img src="images/pass.gif" border="0">'; 
}