Código :
<td class='td1'></td>
<td width="98" class='td1' ></td>
<td width="129" height="31"><label class="formato">Forma de pago</label></td>
<td width="181" class='td1'><select name="empresa" id="empresa" onChange="componer_Centros(this.value)">
<option value="">--Seleccione--</option>
<?php if(mysql_num_rows($rs)>0)
{
while($row = mysql_fetch_assoc($rs))
{
?>
<option value="<?=$row["id_form_pago"]?>"><?=$row["descripcion"]?></option>
<?php
}
}
?>
</select></td></tr>
<td width="138" height="31"><label class="formato">Codigo de pago</label></td>
<td width="178" class='td1'><select name="depto" id="depto" onchange='habilitar(this.value);'>
<option value="">--Selecione--</option>
</select></td>
</tr>
<!-------------------------CARGAR SEGUNDO COMBO----------------------->
<script>
function componer_Centros(cod_area)
{
<!---------------------- pasar a input name=form---------------------->
var seleccion=document.getElementById('empresa');
document.getElementById('form').value=seleccion.options[seleccion.selectedIndex].text;
<!--------------------------SEGUNDO COMBO----------------------------->
document.miformulario.depto.length=0;
document.miformulario.depto.options[0] = new Option("-- Seleccione --","","defaultSelected","");
var indice=1;
<?php
$sql_depto = "SELECT * from forma_pago";
$rs_depto = mysql_query($sql_depto, $con);
if(mysql_num_rows($rs_depto)>0)
{
while($row_depto = mysql_fetch_assoc($rs_depto))
{
?>
if(cod_area=='<?=$row_depto["id_form_pago"]?>')
{
document.miformulario.depto.options[indice] = new Option("<?=$row_depto["id_form_pago"]?>","<?=$row_depto["id_form_pago"]?>");
indice++;
}
<?php
}
}
mysql_close($con);
?>
}
</script>
