gunBul(){
var tarih = new Date(document.getElementById("tarih").value); var gun-tarih.getDay();
switch (gun)
case 0:
document.getElementById("sonucGun").value="Pazar";
break;
case 1:
document.getElementById("sonucGun").value="Pazartesi";
break;
case 2:
document.getElementById("sonucGun").value="Salı";
break;
case 3:
document.getElementById("sonucGun").value="Çarşamba";
break;
case 4:
document.getElementById("sonucGun").value="Perşembe";
break;
case 5:
document.getElementById("sonucGun").value="Cuma";
break;
case 6:
document.getElementById("sonucGun").value="Cumartesi";
break;