function checkForm (src) {
	var name = checkNik(src.name.value);
	var coment = src.coment.value;
	var email = checkEmail(src.email.value);
	if (name!=true) {
		alert('Imie i nazwisko musi zawierac co najmniej 5 liter');
		document.getElementById('name').focus();
		return false;
	}
	
	if (email!=true) {
		alert('Pdałeś zły adres email.');
		document.getElementById('email').focus();
		return false;
	}
	
	if (coment=='') {
		alert('Musisz podac tresc maila.');
		document.getElementById('coment').focus();
		return false;
	}
	
	return true;
}
function checkEmail(src) {
  var regex = /^[a-zA-Z0-9._-]+@([a-zA-Z0-9.-]+\.)+[a-zA-Z0-9.-]{2,4}$/;
  return regex.test(src);
}

function checkNik(src) {
	var nik = src
	if (nik.length>5) {
		return true;
	} else {
		return false;
	}
}

function checkName(src) {
	var nik = src
	if (nik.length>6) {
		return true;
	} else {
		return false;
	}
}

function checkReservation(src) {
	var nik = src
	if (nik.length>20) {
		return true;
	} else {
		return false;
	}
}
function checkPhone(fld) {
    var stripped = fld.replace(/[\(\)\.\-\ ]/g, '');    
   if (fld == "") {
        return false;
    } else if (isNaN(parseInt(stripped))) {
        return false;
    } else if (stripped.length < 7) {
        return false;
    }
    return true;
}

function checkAgreement(src) {
	var chk = src.checked;
	if (chk==true) {
		document.getElementById('submit').disabled = false;
	} else {
		document.getElementById('submit').disabled = true;
	}
}

function windowOpen(src) {
	var noweOkno = window.open(src, 'okienko')
}

function windowOpenImage(src) {
	var noweOkno = window.open('/images/gallery/big/'+src, 'okienko')
}

function printList(src){
	var noweOkno = window.open('/calendar/printList/'+src,'okienko');
}