i am working on ifbyphone i have problem to get parameters to my server and giving to responce
i written following code in survo ivr

Current URL: http://www.prepaidtab.com/html/ifbyphone.php?app_name=irving&step=authorize&attempt_number=1&time=timestamp&okay=A1&mydata=p_t&uid=unique_id

and following code written in in my server page

<?php
include "connect.php";
session_start();
$step = $_POST['step'];
$attempt_number = $_POST['attempt_number'];
$account_number = $_POST['mydata'];
$id = $_POST['uid'];
// Take action based on the values.
switch($step){
case 'authorize': // Validate the account number passed.
$query2="SELECT * FROM ppt_order where randomnumber=$account_number";
$result2=mysql_query($query2);
$nume=mysql_num_rows($result2);   
$act=mysql_fetch_assoc($result2);
$randomnumber=$acr[randomnumber];
if ($nume) {
echo "<action>
<app>survo</app>
<parameters>
<id>$id</id>
<p_t>acct|$randomnumber</p_t>
</parameters>
</action>";
}else {
echo "<action>
<app>survo</app>
<parameters>
<id>$id</id>
</parameters>
</action>";
}

please give me reply my netget not working