OverLord Shell

<?php 
session_start();
include_once("db/conn.php");
require_once("include/general_function.php");
if($_SERVER['REQUEST_METHOD']!='POST' || empty($_POST)){echo "404.php";exit;}

$sasa=explode("~",$_POST['country_id']);

$P_STATE_ID="";
if($_POST['P_STATE_ID']!="")
{
	$P_STATE_ID = $_POST['P_STATE_ID'];
}

 $listq="SELECT * FROM busdir_states WHERE countryid=".$sasa[0]." ORDER BY state asc";
$listr=$connection->query($listq);
?>
<option value="">Select</option>
<?php
while($listrow=$listr->fetch_assoc()){
?>
<option value="<?php echo $listrow['statesrno'].'~'.$listrow['state'];?>" <?php if( $listrow['state'] == $P_STATE_ID) echo "selected";?>><?php echo $listrow['state'];?></option>
<?php
}$listr->free();
$connection->close();

?>