Untitled

<html>
<head>
<meta charset='utf-8'>
<title>Wprowadź liczby</title>
</head>
<body>
<input id="tydzien_id" onclick="zmientydzien()" type="number" />
<input id="tydzien_name" type="text" />
<input id="miesiac_id" onclick="zmienmiesiac()" type="number1" />
<input id="miesiac_name" type="text" />

<script>
function zmientydzien() {
var a = document.getElementById("tydzien_id").value;
a = parseInt(a);
switch (a) {
case 1:
document.getElementById("tydzien_name").value = "Poniedziałek";
break;
case 2:
document.getElementById("tydzien_name").value = "Wtorek";
break;
case 3:
document.getElementById("tydzien_name").value = "Środa";
break;
case 4:
document.getElementById("tydzien_name").value = "Czwartek";
break;
case 5:
document.getElementById("tydzien_name").value = "Piątek";
break;
case 6:
document.getElementById("tydzien_name").value = "Sobota";
break;
case 7:
document.getElementById("tydzien_name").value = "Niedziela";
break;
default:
document.getElementById("tydzien_name").value = "Błędny numer";
break;
}
}
</script>

<script>
function zmienmiesiac() {
var b = document.getElementById("miesiac_id").value;
b = parseInt(b);
switch (b) {
case 1:
document.getElementById("miesiac_name").value = "styczen";
break;
case 2:
document.getElementById("miesiac_name").value = "luty";
break;
case 3:
document.getElementById("miesiac_name").value = "marzec";
break;
case 4:
document.getElementById("miesiac_name").value = "kwiecien";
break;
case 5:
document.getElementById("miesiac_name").value = "maj";
break;
case 6:
document.getElementById("miesiac_name").value = "czerwiec";
break;
case 7:
document.getElementById("miesiac_name").value = "lipiec";
break;
case 8:
document.getElementById("miesiac_name").value = "sierpien";
break;
case 9:
document.getElementById("miesiac_name").value = "wrzesien";
break;
case 10:
document.getElementById("miesiac_name").value = "pazdziernik";
break;
case 11:
document.getElementById("miesiac_name").value = "listopad";
break;
case 12:
document.getElementById("miesiac_name").value = "grudzien";
break;
default:
document.getElementById("miesiac_name").value = "Błędny numer";
break;
}
}

</script>
</body>
</html>