/*
 * Sprawdzanie formularza newslettera
 */ 
function checkNewsletter(newsletter)
{
	var newsletter = document.newsletter;
  	var reg1 = /(@.*@)|(\.\.)|(@\.)|(\.@)|(^\.)/;
  	var reg2 = /^.+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,3}|[0-9]{1,3})(\]?)$/;
  	
	if(newsletter.nazwa.value == "" || newsletter.nazwa.value == " Wpisz swoje imię")
	{
		alert("Proszę wpisać imię.");
		newsletter.nazwa.focus();
		return false;
	}

  	if (!reg1.test(newsletter.email.value) && reg2.test(newsletter.email.value)) 
	{
  		newsletter.email.focus();
  	}
	else
	{
		alert("Proszę wpisać poprawny adres e-mail."); // this is optional
		newsletter.email.focus();
		return false;
	}
	return true;
}

function openWindow(url,szer,wys,tytul){
		
	var nowe;
	
	nowe = window.open('','nowe',' width='+szer+',height='+wys+',menubar=no, toolbar=no, status=no');
	nowe.document.open();
    	nowe.document.write("<HEAD><title>"+tytul+"</title><META HTTP-EQUIV=\"imagetoolbar\" CONTENT=\"no\"></head><BODY leftmargin=1 topmargin=1><IMG src="+url+"></body>");
    	nowe.document.close();
    	nowe.focus();
	}

function checkQuestbook()
{

	if(frm.nick.value == "")
	{
		alert("Please enter your nickname.");
		frm.nick.focus();
		return false;
	}

	if(frm.tresc.value == "")
	{
		alert("Please enter content.");
		frm.tresc.focus();
		return false;
	}

	if(frm.token.value == "")
	{
		alert("Please enter token.");
		frm.token.focus();
		return false;
	}

	return true;
}

function logowanie(){
	var frm = document.frm
  
	if(frm.login.value == '')
	{
		frm.login.focus();
	}
}

function setPointer(theRow, thePointerColor)
{
	if (typeof(theRow.style) == 'undefined') {
		return false;
	}
	if (typeof(document.getElementsByTagName) != 'undefined') {
		var theCells = theRow.getElementsByTagName('td');
	}
	else if (typeof(theRow.cells) != 'undefined') {
		var theCells = theRow.cells;
	}
	else {
		return false;
	}
	
	var rowCellsCnt  = theCells.length;
	for (var c = 0; c < rowCellsCnt; c++) {
		theCells[c].style.backgroundColor = thePointerColor;
	}
	
	return true;
}