<!-- 

nn = (document.layers)? true:false;
ms = (document.all)? true:false;


//Usuwa białe znaki
function trim(lancuch){
	while (lancuch.charAt(0) == " ") 
		lancuch = lancuch.substring(1,lancuch.length);
	while (lancuch.charAt(lancuch.length-1) == " ") 
		lancuch = lancuch.substring(0,lancuch.length-2);
	return lancuch;	
}

//Sprawdza, czy dada jest podana w formacie rrrr-mm-dd
function sprDate(txt) {
	if (txt.length != 10){
		return false;
	} else
		if (txt.indexOf("-") == -1 || txt.indexOf(".") > -1 || txt.indexOf(",") > -1 || txt.indexOf("-") != 4 || txt.substr(5,10).indexOf("-") != 2) {
			return false;
		} else
			if (!IsNum(txt.substr(0,4)) || !IsNum(txt.substr(5,2)) || !IsNum(txt.substr(8,2))){
				return false;
			} else
				if (txt.substr(5,2)>12 || txt.substr(5,2)<1 || txt.substr(8,2)>31 || txt.substr(5,2)<1)
					return false
				else
					return true
}

//Sprawdza poprawność maila
function CheckEMail(email){
	if (trim(email) == '')
		return false;
	if (email.indexOf('@') == -1)
		return false;
	if (email.length < 4)
		return false;
	if (email.indexOf('@') != email.lastIndexOf('@'))
		return false;
	if (email.indexOf(' ') != -1)
		return false;
	return true;
}

//Czy puste
function IsNum( txt ){
	if (txt=='')
		return false;
		
	first=true;
	dot=false;
	for( i=0; i < txt.length; i++){
		switch (txt.charAt(i)){
			case '1':
			case '2':
			case '3':
			case '4':
			case '5':
			case '6':
			case '7':
			case '8':
			case '9':
			case '0':
				first=false;
				continue;
			case ',': 
			case '.':
				if (dot) return false;
				dot=true;
				first=false;
				continue;
			default:
				return false;
		}
	}
	return true;
}

function openRozklad(href){
	openWindow(href, 700, 500, true, 'Rozklad');
}

function openWindow(file,szer,wys,scrollec,nzawaOkna){
	wys = (!wys)?(500):(wys);
	szer = (!szer)?(770):(szer);
	scrollec = (!scrollec)?('no'):('yes');
	nzawaOkna = (nzawaOkna != '')?(nzawaOkna):('PopupDla');
	if (ms) var xMax = screen.width, yMax = screen.height
	else if (nn) var xMax = window.outerWidth, yMax = window.outerHeight
	var xOffset = (xMax - szer)/2, yOffset = (yMax - wys)/2; 
	okienko = window.open(file, nzawaOkna,'scrollbars='+scrollec+',resizable='+scrollec+',height='+wys+',width='+szer+',screenX='+xOffset+',screenY='+yOffset+',top='+yOffset+',left='+xOffset);
}

//Zapisanie danych do cookie
function setCookis(zmienna, wartosc, dni){
	var data = new Date();
	dni = (!dni)?(365):(dni);
	var nowaData = data.getTime() + (dni*24*60*60*1000);
	data.setTime(nowaData);
	//wartosc = wartosc.replace(' ', '%20');
	document.cookie=zmienna+'='+wartosc+'; expires='+data.toGMTString()+'; path=/';;
}

// odczytaj dane z cookie
function getCookis(label) {
	var labelLen = label.length;
	var cLen = document.cookie.length;
	var i = 0;
		while (i < cLen) {
			var j = i + labelLen;
			if (document.cookie.substring(i,j) == label) {
				var cEnd = document.cookie.indexOf(";",j);
				if (cEnd ==	-1) {
					cEnd = document.cookie.length;
				}
				return unescape(document.cookie.substring(j,cEnd))
			}
			i++;
		}
	return "";
}

//-----------------------------------------------------------------------------------
function createObject(divID) {
	if(document.layers){
		return document.layers[divID+'C'].document.layers[divID];
	}
	if(document.all) {
		return document.all[divID];
	}
	if(document.getElementById) {
		return document.getElementById(divID);
	}
	if(document[divID+'C']) {
		return document[divID+'C'].document[divID];
	}
	return false;
}

//-->