ดึงข้อมูล แบบ many to many ของ php mysql โดยมีรูปฐานข้อมูลแบบ ER ค่ะ

$sqluser = "select user.iduser,course.idcourse,course.c_name 
                   from user,course
                  where user.iduser=course.iduser ";

	 mysql_query("set NAMES tis620");


while ($array2 = mysql_fetch_array($sqluser)){
	print "<table>";
                print "<tr>";  
			print "<td>".$array2['c_name'] ." </td>";
		print "</tr>";
			print "</table>";
}
		?>