$sql_username_ check = mysql_query(&qu ot;SELECT username FROM member_info WHERE username='$user name'";
$sql_email_chec k = mysql_query(&qu ot;SELECT user_email FROM member_info WHERE user_email='$us er_email'"< img src=http://www. allsyntax.com/f orums/images/sm ilies/wink.gif border=0>;

$username_check = mysql_num_rows( $sql_username_c heck);
$email_check = mysql_num_rows( $sql_email_chec k);
if(($username_c heck > 0)) || ($email_check > 0)) <--This is line 46!
{
echo "Please fix the following errors: <br />";
if($username_c heck > 0{
echo "The username you have selected has already been taken. Please choose a different username.<br />";
unset($userna me);
}
if($email_chec k > 0{
echo "The email you have selected has already been taken. Please choose a different email.<br />";
unset($user_e mail);
include 'register_form. html';
exit();
}
}