<?php
include("conf.php");
$test=$_POST["user"];
$query="SELECT * FROM test WHERE username='$_POST[user]'";
$result=mysql_query($query);
$num=mysql_num_rows($result);
if($num==0)
{
}
else
{
echo "Username already in use";}
$sql_register="INSERT INTO test SET username='$user' , email='$email' , password='$pass'";
$result=mysql_query($sql_register);
?>