<html>
<head>
<title>Warung Makan Suka-Suka</title>
<script type="text/javascript" src="warung.js"></script>
</head>
<body>
<script language="JavaScript" type="text/javascript">
</script><h3>PEMESANAN MAKANAN WARUNG SUKA-SUKA</h3>
<form name="form2" action="#">
<table border="1px">
<tr>
<th>No</th>
<th>Makanan/Minuman</th>
<th>Harga</th>
<th>Pesan</th>
</tr>
<tr>
<td width="15">1</td>
<td width="200">Bakso Istimewa</td>
<td width="90">@ <input type="text" name="bakso" value="Rp.12000" size="6" disabled="true"/></td>
<td width="110"><input type="text" name="Bakso" size="14" value="0" onChange="hitungPesan()"/></td>
</tr>
<tr>
<td>2</td>
<td>Soto Spesial</td>
<td>@ <input type="text" name="soto" value="Rp.10000" size="6" disabled="true"/></td>
<td><input type="text" name="Soto" size="14" value="0" onChange="hitungPesan()"/></td>
</tr>
<tr>
<td>3</td>
<td>Mie Ayam Super</td>
<td>@ <input type="text" name="mie" value="Rp.15000" size="6" disabled="true"/></td>
<td><input type="text" name="Mie" size="14" value="0" onChange="hitungPesan()"/></td>
</tr>
<tr>
<td>4</td>
<td>Es Degan</td>
<td>@ <input type="text" name="degan" value="Rp.5000" size="6" disabled="true"/></td>
<td><input type="text" name="Degan" size="14" value="0" onChange="hitungPesan()"/></td>
</tr>
<tr>
<td>5</td>
<td>Es Campur</td>
<td>@ <input type="text" name="campur" value="Rp.7000" size="6" disabled="true"/></td>
<td><input type="text" name="Campur" size="14" value="0" onChange="hitungPesan()"/></td>
</tr>
<tr>
<td colspan="3" align="right">Jumlah Total</td>
<td>@.<input type="text" name="Total" size="10" disabled="true" /></td>
</tr>
<tr>
<td colspan="3" align="right">Diskon</td>
<td>@.<input type="text" name="Diskon" size="10" disabled="true" /></td>
</tr>
<tr>
<td colspan="3" align="right">Jumlah Dibayar</td>
<td>@.<input type="text" name="Bayar" disabled="true" size="10" align="right"/></td>
</tr>
</table><br/>
<input type="button" value="BATAL" onClick="resetForm()" />
</form>
</body>
</html>
--->> Buat file baru dengan nama warung.js
function hitungPesan(){
var nota = document.form2;
var hargaBakso = 12000 * eval(nota.Bakso.value);
var hargaSoto = 10000 * eval(nota.Soto.value);
var hargaMie = 15000 * eval(nota.Mie.value);
var hargaDegan = 5000 * eval(nota.Degan.value);
var hargaCampur = 7000 * eval(nota.Campur.value);
var jumlahTotal = hargaBakso + hargaSoto + hargaMie + hargaDegan + hargaCampur;
if (jumlahTotal > 50000){
nota.Total.value = jumlahTotal;
nota.Diskon.value = 10000;
nota.Bayar.value = jumlahTotal - eval(nota.Diskon.value);
} else {
nota.Total.value = jumlahTotal;
nota.Diskon.value = 0;
nota.Bayar.value = jumlahTotal - eval(nota.Diskon.value);
}
}
function resetForm(){
document.form2.reset();
}
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