PHP SQL error ตอน select ครับ ขอความกรุณาช่วยชี้แนะหน่อยครับ

<?
	include("connect.inc.php");
	$m_name		=$_POST['m_name'];
	$m_cl		=$_POST['m_cl'];
	$m_ajen		=$_POST['m_ajen'];
	$m_stats	=$_POST['m_stats'];
	$m_user		=$_POST['m_user'];
	$m_pass		=$_POST['m_pass'];
	$m_email	=$_POST['m_email'];
	
	if (empty($m_name) || empty($m_cl) || empty($m_ajen) || empty($m_user) || empty($m_pass) || empty($m_email))
	
	{
		echo "<script>alert('emply?????'); history.back();</script>";
			exit();
	}
	
	$sqlC	=	"select * from member where m_user ='$m_user'";
	$query	=	mysql_query($sqlC) or die("error=$sqlC");
	$num	=	mysql_num_rows($query);
	
	if ($numC !=0)
	
	{
		echo "<script>alert(' Change User Pls ');history.back();</script>";
		exit();
	} 
	
	$sql = "insert into member (m_name,m_cl,m_ajen,m_stats,m_user,m_pass,m_email)
			values('$m_name','$m_cl','$m_ajen','$m_stats','$m_user','$m_pass','$m_email')";
		
		
		mysql_query($sql) or die ("error=$sql");
		echo "<script>alert(' Back to login ');window.location='../index.php';</script>";
	

mysql_close($con);
   ?>
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