var nVer = navigator.appVersion;
var platforma = navigator.platform;
var nAgt = navigator.userAgent;
var przeg  = navigator.appName;
var fullVersion  = ''+parseFloat(navigator.appVersion); 
var ekran = window.screen.width + 'x' + window.screen.height;

//******************************************************************************
//		ROZPOZNAWANIE PRZEGLADARKI
//******************************************************************************
// In MSIE, the true version is after "MSIE" in userAgent
if ((verOffset=nAgt.indexOf("MSIE"))!=-1) { 
 fullVersion = nAgt.substring(verOffset+5);
 przeg = 'Internet Explorer';
}
// In Opera, the true version is after "Opera" 
else if ((verOffset=nAgt.indexOf("Opera"))!=-1) {
 fullVersion = nAgt.substring(verOffset+6);
 przeg = 'Opera';
}
// In Chrome, the true version is after "Chrome" 
else if ((verOffset=nAgt.indexOf("Chrome"))!=-1) {
 fullVersion = nAgt.substring(verOffset+7);
 przeg = 'Chrome';
}
// In Safari, the true version is after "Safari" 
else if ((verOffset=nAgt.indexOf("Safari"))!=-1) {
 przeg = "Safari";
 fullVersion = nAgt.substring(verOffset+7);
 przeg = 'Safari';
}
// In Firefox, the true version is after "Firefox" 
else if ((verOffset=nAgt.indexOf("Firefox"))!=-1) {
 fullVersion = nAgt.substring(verOffset+8);
 przeg = 'Firefox';
}
// In most other browsers, "name/version" is at the end of userAgent 
else if ( (nameOffset=nAgt.lastIndexOf(' ')+1) < (verOffset=nAgt.lastIndexOf('/')) ) 
{
 przeg = nAgt.substring(nameOffset,verOffset);
 fullVersion = nAgt.substring(verOffset+1);
 if (przeg.toLowerCase()==przeg.toUpperCase()) {
  przeg = navigator.appName;
 }
}
// trim the fullVersion string at semicolon/space if present
if ((ix=fullVersion.indexOf(";"))!=-1) fullVersion=fullVersion.substring(0,ix);
if ((ix=fullVersion.indexOf(" "))!=-1) fullVersion=fullVersion.substring(0,ix);

majorVersion = parseInt(''+fullVersion,10);
if (isNaN(majorVersion)) {
 fullVersion  = ''+parseFloat(navigator.appVersion); 
 majorVersion = parseInt(navigator.appVersion,10);
}

//******************************************************************************
//		ROZPOZNAWANIE SYSTEMU
//******************************************************************************
if (navigator.appVersion.indexOf("Win")!=-1) {
	//system WINDOWS
	if(navigator.userAgent.indexOf("NT 5.1")!=-1){system="Windows XP";}		
	else if (navigator.userAgent.indexOf("NT 6.1")!=-1){system="Windows 7";}
	else if (navigator.userAgent.indexOf("NT 6.0")!=-1){system="Windows Vista";}	
	else if (navigator.userAgent.indexOf("Win98")!=-1){system="Windows 98";}
	else if (navigator.userAgent.indexOf("Win 9x")!=-1){system="Windows ME";}
	else if (navigator.userAgent.indexOf("NT 5.0")!=-1){system="Windows 2000";}
	else if (navigator.userAgent.indexOf("NT 5.2")!=-1){system="Windows Server 2003";}
	else if (navigator.userAgent.indexOf("Win95")!=-1){system="Windows 95";}
}
else if (navigator.appVersion.indexOf("Linux")!=-1) {
	//system LINUX
	system="Linux";
}
else if (navigator.appVersion.indexOf("X11")!=-1) {
	//system LINUX
	system="Linux";
}
else if (navigator.appVersion.indexOf("Mac")!=-1) {
	//system MAC
	system="Macintosh";
}
else{system = "inny";}

var przegladarka = przeg+' '+fullVersion;

//******************************************************************************
//		WYSWIETLENIE DANYCH
//******************************************************************************
//document.write('Przeglądarka: '+przegladarka+'<br>');
//document.write('Twój system: '+system+'<br>');
//document.write('<br><br>ciag User-Agenta: '+nAgt);