Script Anti SQL Injection

<?php

if(!get_magic_quotes_gpc()){
  $_GET = array_map('mysql_real_escape_string', $_GET);
????: Indonesia Wares Community Forum Share Script Anti SQL Injection
  $_POST = array_map('mysql_real_escape_string', $_POST);
  $_COOKIE = array_map('mysql_real_escape_string', $_COOKIE);
}else{ 
   $_GET = array_map('stripslashes', $_GET);
   $_POST = array_map('stripslashes', $_POST);
   $_COOKIE = array_map('stripslashes', $_COOKIE);
   $_GET = array_map('mysql_real_escape_string', $_GET);
   $_POST = array_map('mysql_real_escape_string', $_POST);
   $_COOKIE = array_map('mysql_real_escape_string', $_COOKIE);
}

   ?>