function createCode() {
var start = 97;
var limit = 25;
var rand1 = Math.random();
var charCode1 = start + Math.round(limit * rand1);
var rand2 = Math.random();
var charCode2 = start + Math.round(limit * rand2);
var rand3 = Math.random();
var charCode3 = start + Math.round(limit * rand3);
var rand4 = Math.random();
var charCode4 = start + Math.round(limit * rand4);

ob = document.getElementById('verCode');
ob.innerHTML = String.fromCharCode(charCode1, charCode2, charCode3, charCode4);

ob = document.getElementById('code2');
ob.value = String.fromCharCode(charCode1, charCode2, charCode3, charCode4);

}

function pytanie(form) {
	
	ob = document.getElementById('verCode');	
	codeStr = ob.innerHTML;
	
	if (form.osoba.value == '')
	{
		window.alert('Podaj imię i nazwisko.')
		form.osoba.focus();
		return false;
	} else
	if (form.dataod.value == '')
	{
		window.alert('Podaj datę przyjazdu.')
		form.dataod.focus();
		return false;
	} else
	if (form.datado.value == '')
	{
		window.alert('Podaj datę wyjazdu.')
		form.datado.focus();
		return false;
	} else
	if (form.email.value == '')
	{
		window.alert('Podaj email zwrotny.')
		form.email.focus();
		return false;
	} else	
	
	if (form.email.value != form.email2.value)
	{
		window.alert('Potwierdź poprawny adres email.')
		form.email2.focus();
		return false;
	} else		

	if ( form.code.value != codeStr ) {
		alert ('Podaj poprawny kod.');								
		form.code.focus();
		return false;
	} 		
	else return true

}


function kontakt(form) {
	if (form.mail_osoba.value=='')
	{
		window.alert('Nie podano nadawcy wiadomości.')
		form.mail_osoba.focus();
		return false;
	} else
	if (form.mail_email.value=='')
	{
		window.alert('Nie podano adresu zwrotnego email.')
		form.mail_email.focus();
		return false;
	} else
	if (form.mail_tytul.value=='')
	{
		window.alert('Nie podano tytulu wiadomości.')
		form.mail_tytul.focus();
		return false;
	} else
	if (form.mail_tresc.value=='')
	{
		window.alert('Nie podano treści wiadomości.')
		form.mail_tresc.focus();
		return false;
	} else
	{
	return true;
	}			
}