if (ustawJezyk()==false)
	ustawGodzine();

function ustawJezyk()
{
	var sLang='en';
	var sLangCookie=readCookie('lang');
	
	if (navigator.browserLanguage)
	{
		sLang=navigator.browserLanguage.substr(0,2);
	}
	else if (navigator.language)
		sLang=navigator.language.substr(0,2);
	
	if (sLangCookie==null)
	{
		window.location="/"+sLang+"/";
		return true;
	}
	else
		return false;
}

function ustawGodzine()
{
	var iGmtCookie=readCookie('gmt');
	var oDate=new Date();
	var iHour;
	
	if (iGmtCookie==null)
		window.location="/?v=main&c=str&f=ustaw&user_hour="+oDate.getHours()+"&last_uri=/"+readCookie('lang')+"/";
}
//--------------- cookies --------------//
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);
}