Coding

<?php
 session_start(); 
 require ("functions.php");
 Sambung();
 $id_anggota=$_POST['id_anggota'];
 $password=$_POST['Password'];
 
 $q="SELECT * FROM master_anggota WHERE id_anggota='$id_anggota'and password='$password' ";
 $mq=mysql_query($q);
 $mfa=mysql_fetch_array($mq);
 //echo $q;
 if (!empty($mfa)) {
  if ($password==$mfa['Password']) {
   $_SESSION['id_anggota'] = $id_anggota;
   $_SESSION['admin'] = $mfa[Admin];
   //setcookie("username", "$username", time()+1800); ?>   
   <meta http-equiv="refresh" content="0;URL=index2.php?form=simpanan"> <?php   
  }
  else {
   session_start();
   $_SESSION['pesan']="Password salah. Silakan cek kembali password Anda."; ?>  
   <meta http-equiv="refresh" content="0;URL=index.php"> <?php   
  };
 }
 else {
  
  $_SESSION['pesan']="Username tidak diketahui. Silakan cek kembali username Anda."; ?> 
  <meta http-equiv="refresh" content="0;URL=index.php"> <?php  
 }; ?>