Tab effect code created in pure PHP (without js)_PHP tutorial

if(!$_GET['city_id'])
{

$recuit_content_select = "select * from cdb_plugins_recuit where city_id= 12 limit 0,8";
$recuit_content_query = mysql_query($recuit_content_select);
while($recuit_content_row = mysql_fetch_assoc($recuit_content_query))
{
echo '


';
}
}
else
{
$recuit_content_select = "select * from cdb_plugins_recuit where city_id={$_GET['city_id']} limit 0,10";
$recuit_content_query = mysql_query($recuit_content_select);
while($recuit_content_row = mysql_fetch_assoc($recuit_content_query))
{
echo '


';
}
}
?>

'.$recuit_content_row['recuit_name'].'	'.$recuit_content_row['username'].'
'.$recuit_content_row['recuit_name'].'	'.$recuit_content_row['username'].'