menampilkan data dari form (select option) kemodal dengan if condition

tolong bantu dong master aku mau nampilin data dari form(select option) ke modal, kalo tanpa if condition sudah muncul, tapi kalau pakai if belum. sbnarnya masih bingung sintak yg pakai if. ini scriptnya. mohon dikoreksi master.
terimakasih
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$('#submitBtn').click(function() {
var ttd=$('#ttd').val();
var ttd1=$('#ttd1').val();
var ttd2=$('#ttd2').val(); dst..
 
$('.ttd1').html(ttd1);
$('.ttd2').html(ttd2);
$('.tgl').html(tgl); dst..
 
if($('#an1').val()==''){
$('#jjl > tr:eq(3)').after('<tr> <td align="top" class="td3"></td><td class="td2"><span class="ttd"></span></td></tr><tr> <td align="top"></td><td class="td2"><br><br><br><br></td></tr><tr> <tr> <td align="top"></td><td class="td2"><span class="ttd1"></span></td></tr><tr> <td align="top"></td><td class="td2">NIP. <span class="ttd2"></span></td></tr>');
}
else if($('#an1').val() !=''){
$('#jjl > tr:eq(3)').after('<tr> <td align="top" class="td3">An</td><td class="td2"><span class="ttd"></span></td></tr><tr> <td align="top"></td><td class="td2"><span class="an5"></span></td></tr><tr> <td align="top"></td><td class="td2"><br><br><br><br></td></tr></tr><tr> <td align="top"></td><td class="td2"><span class="an2"></span></td></tr><tr> <td align="top"></td><td class="td2">NIP. <span class="an3"></span></td></tr>');
}
else if($('#ub').val() ==''){
$('#jjl > tr:eq(3)').after('<tr> <td align="top" class="td3">An</td><td class="td2"><span class="ttd"></span></td></tr><tr> <td align="top"></td><td class="td2"><span class="an5"></span></td></tr><tr> <td align="top"></td><td class="td2"><br><br><br><br></td></tr></tr><tr> <td align="top"></td><td class="td2"><span class="an2"></span></td></tr><tr> <td align="top"></td><td class="td2">NIP. <span class="an3"></span></td></tr>');
}
else if($('#ub').val() !=''){
$('#jjl > tr:eq(3)').after('<tr> <td align="top" class="td3">An</td><td class="td2"><span class=""></span></td></tr><tr> <td align="top"></td><td class="td2"><span class="an5"></span></td></tr><tr> <td></td><td align="center" style="padding-left:50px;">ub</td></tr><tr> <td align="top"></td><td class="td2"><span class="ub4"></span></td></tr><tr> <td align="top"></td><td class="td2"><br><br><br><br></td></tr></tr><tr> <td align="top"></td><td class="td2"><span class="ub1"></span></td></tr><tr> <td align="top"></td><td class="td2">NIP. <span class="ub2"></span></td></tr>');
}
});
 
--tabel yg ada di modal---
 
<table id="jjl">
<tr> 
<td align="top"></td> 
<td class="td2">Dikeluarkan di Yogyakarta<br>Pada tanggal <span class="tgl"></span></td>
</tr>
<tr> 
<td></td>
<td><br></td>
</tr> 
<!--disini pakai if condition----> 
</table>