matkul

<?php
    $act = $_POST["act"];
    if(isset($act) && $act=="detail" ){
        $id = $_POST['id'];
        $sql = "select *
                from matkul a, detail_matkul b
                where b.matkul_id = a.matkul_id and a.matkul_id=$id";
        $query = mysql_query($sql) or die(mysql_error());
        $rs = mysql_fetch_assoc($query);
        echo "Rincian dari mata kuliah <label>".$rs['matkul_nama']."</label> adalah sebagai berikut : <br>" ;
        echo "<table> <tr><td width=20%><b>Nama Dosen </b></td><td width =5%> : </td> <td width =50%> ".$rs['detail_dosen']." </td></tr>";
        echo "<tr><td width =20%><b>Jumlah Jam </b></td><td width =5%> : </td> <td width =50%> ".$rs['matkul_jml']. " jam </td></tr>";
        echo "<tr><td width =20%><b>Hari </b></td><td width =5%> : </td> <td width =50%> ".$rs['matkul_hari']." </td></tr>";
        echo "<tr><td width =20%><b>Jam </b></td><td width =5%> : </td> <td width =50%> ".$rs['matkul_jam']." </td></tr>";
        echo "<tr><td width =20%><b>Ruangan </b></td><td width =5%> : </td> <td width =50%> ".$rs['detail_ruangan']." </td></tr>";
        echo "<tr><td width =20%><b>Deskripsi</b></td><td width =5%> : </td> <td width =50%> ".$rs['detail_deskripsi']." </td></tr></table>";

        return;
    }
?>