rb0 = new Image(); rb0.src = _url + "images/" + "_radio0.gif";
rb1 = new Image(); rb1.src = _url + "images/" + "_radio1.gif";

cb0 = new Image(); cb0.src = _url + "images/" + "_checkbox0.gif";
cb1 = new Image(); cb1.src = _url + "images/" + "_checkbox1.gif";



function showPPD()
{
	document.getElementById("PPD").style.visibility='visible';
}

function hidePPD()
{
	document.getElementById("PPD").style.visibility='hidden';
}




function radiobutton(nr, form, ans, hiddenfield, imgprefix, value, min, max)
{
	for (i=min;i<=max;i++)
	{
		img = imgprefix + i;

		if (i==nr)
		{
			document.forms[form][hiddenfield].value=value;
			document.forms[form][ans].value=nr;
			document [img].src = rb1.src
		}
		else
		{
			document.forms[form][hiddenfield].value="";
   			document [img].src = rb0.src
		}
	}
}

function check_radio(radio)
{
	if(radio==null)	return "";
	if(radio.checked) return radio.value;

	for (var i = 0; i < radio.length; i++)
	{
		if (radio[i].checked) return radio[i].value;
	}

	return "";
}



function checkbox(imgfield,form,ans,hiddenfield,offValue, onValue)
{
	var flag = document.forms[form][ans].value;

	if (document.forms[form][hiddenfield].value==onValue)
	{
		document.forms[form][hiddenfield].value=offValue;
		document [imgfield].src = cb0.src;
		flag--;
	}
	else
	{
		document.forms[form][hiddenfield].value=onValue;
		document [imgfield].src = cb1.src;
		flag++;
	}
	document.forms[form][ans].value = flag;
}

function poolVote(form,msel,ans)
{
	var msg = "";
	if (msel=="Y")
	{
		if (document.forms[form][ans].value==0)		msg = "Aby przesłać ankietę proszę zaznaczyć przynajmniej jedną odpowiedź.\n_________________________________________________________";
	}
	else
	{
		if (document.forms[form][ans].value=="")	msg = "Aby przesłać ankietę proszę zaznaczyć jedną odpowiedź.\n_______________________________________________";
	}
	if (msg)
		alert(msg);
	else
		document.forms[form].submit();

}


function loginPartner()
{
	var frm = document.forms['loginForm'];

	if (frm)
	{
		var str = "";

		if (!checkLogin(frm.login.value, 4, 16)) 	str = str + "- LOGIN zawiera niedozwolone znaki lub jest za krótki\n";
		if (!checkLogin(frm.haslo.value, 4, 16)) 	str = str + "- HASŁO zawiera niedozwolone znaki lub jest za krótkie\n";

		if (str!="")
		{
			str = "Podczas próby zalogowania wystąpił błąd:\n\n" + str;
			alert(str);
		}
		else
		{
			frm.submit();
		}
	}
	else
	{
		alert("Błąd logowania - skontaktuj się z Administratorem.");
	}
}




function goToURL(url)
{
	if (url) document.location.href=url;
}

function docb(img,form,fld)
{
	if (document.forms[form][fld].value==0)
	{
		document.forms[form][fld].value=1;
		document[img].src=chk1.src;
	}
	else
	{
		document.forms[form][fld].value=0;
		document[img].src=chk0.src;
	}
}

function dorb(a)
{
	var f = document.forms["rezerwacja"];

	switch (a)
	{
		case "E":
			f.kontakt.value = "E";
			document.rb1.src = radio1.src;
			document.rb2.src = radio0.src;
			if (f.email.value=="") alert("Proszę wypełnic pole adresem e-mail.");
			break;
		case "T":
			f.kontakt.value = "T";
			document.rb1.src = radio0.src;
			document.rb2.src = radio1.src;
			if (f.telefon.value=="") alert("Proszę wypełnic pole z numerem telefonu.");
			break;
		default:
			f.kontakt.value = "";
			document.rb1.src = radio0.src;
			document.rb2.src = radio0.src;

	}
}


function dorbk(a)
{
	var f = document.forms["kontakt"];

	switch (a)
	{
		case "-":
			f.kontakt.value = "-";
			document.rbk0.src = radio1.src;
			document.rbk1.src = radio0.src;
			document.rbk2.src = radio0.src;
			break;
		case "E":
			f.kontakt.value = "E";
			document.rbk0.src = radio0.src;
			document.rbk1.src = radio1.src;
			document.rbk2.src = radio0.src;
			if (f.email.value=="") alert("Proszę wypełnic pole adresem e-mail.");
			break;
		case "T":
			f.kontakt.value = "T";
			document.rbk0.src = radio0.src;
			document.rbk1.src = radio0.src;
			document.rbk2.src = radio1.src;
			if (f.telefon.value=="") alert("Proszę wypełnic pole z numerem telefonu.");
			break;
		default:
			f.kontakt.value = "";
			document.rbk0.src = radio0.src;
			document.rbk1.src = radio0.src;
			document.rbk2.src = radio0.src;

	}
}

function setNLAction(a)
{
	var f = document.forms["newsletter"];

	switch (a)
	{
		case "Z":
			f.cmd.value = "subscribe";
			document.nls1.src = radio1.src;
			document.nls2.src = radio0.src;
			break;

		case "W":
			f.cmd.value = "unsubscribe";
			document.nls1.src = radio0.src;
			document.nls2.src = radio1.src;
			break;
		default:
			f.cmd.value = "";
			document.nls1.src = radio0.src;
			document.nls2.src = radio0.src;

	}
}

function sendNL()
{
	var f = document.forms["newsletter"];
	var p =/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;


	if (!p.test(f.nlemail.value))
	{
		alert("Musisz podać poprawny adres e-mail!");
	}
	else
	{
		f.submit();
	}


}


function selKOCB(op)
{
	el = "cbok" + op;
	x = document.forms['formKO'][el].value;
	if (x==0) x=1; else x=0;
	document.forms['formKO'][el].value = x;
	img1 = "imgOKCB" + op;
	img2 = eval("cbox" + x + ".src");
	document[img1].src = img2;
}



function fav()
{
	window.external.addFavorite('http://lodz.karen.com.pl','Karen Notebook SA - oddział w Łodzi');
}


function drukuj(src)
{
	var w=600;
	var h=460;
	var x=(screen.width-w)/2;
	var y=(screen.height-h)/2;
	op="scrollbars=yes,resizable=yes,menubar=yes,status=yes,left="+x+",top="+y+",width="+w+",height="+h;
	pw=window.open(src,"popup",op);
	pw.focus();
}

function printLabel(rma)
{
	var w=610;
	var h=330;
	var x=(screen.width-w)/2;
	var y=(screen.height-h)/2;
	op="scrollbars=yes,resizable=yes,menubar=yes,status=yes,left="+x+",top="+y+",width="+w+",height="+h;
	pw=window.open(rma,"popup",op);
	pw.focus();

}

function showWyskokno()
{
	var w=450;
	var h=450;
	var x=(screen.width-w)/2;
	var y=(screen.height-h)/2;
	op="scrollbars=no,resizable=no,menubar=no,status=no,left="+x+",top="+y+",width="+w+",height="+h;
	pw=window.open(_url + "p.html","wyskokno",op);
	pw.focus();

}

function seltr(id,p)
{
	if (p==0) {c = "#ffffff"; r = "default";}
	if (p==1) {c = "#f5f5f5"; r = "hand";}
	ida = id + "a";
	idb = id + "b";

	document.getElementById(ida).style.backgroundColor=c;
	if (document.getElementById(idb)) document.getElementById(idb).style.backgroundColor=c;

	document.getElementById(ida).style.cursor=r;
	if (document.getElementById(idb)) document.getElementById(idb).style.cursor=r;

}

function promologin()
{
	var f = document.forms['formlogin'];
	if (f.haslo.value!="") f.submit(); else alert("Proszę podać hasło.");
}

function selEBIU()
{
	document.getElementById('ebiu').style.border='2px solid #B30101';
	document.getElementById('ebiu').style.backgroundColor='#F8F8F8';
	document.forms['newsletter']['nlemail'].focus();
}


function checkLogin(str,min, max)
{
	var re = /[a-zA-z0-9]$/i ;
	return (testString(str,min,max) && str.match(re));
}

function testString(str,min,max)
{
	if (max==-1) return (str.length >= min); else return (str.length >= min && str.length <= max);
}