I have been looking at this code for a while and cannot find the problem any help would be appreciated. This code from a traffic exchange script users that are referred use a link www.webvaluez.com/?ref=1 where 1 is the perrsoned that referred the user, what is happening is the referred person is not being added to the mysql database.
<?php
session_start();
global $sess_name, $sess_passwd, $sess_data;
session_register("sess_name");
session_register("sess_passwd");
session_register("sess_data");
include($DOCUMENT_ROOT . '/vars.php');
include($DOCUMENT_ROOT . '/headfoot.php');
include($DOCUMENT_ROOT . '/auth.php');
mysql_connect($db_host, $db_user, $db_pwd);
mysql_select_db($db_name);
$res = checkauth();
$usrid = mysql_result($res, 0, "id");
$res = mysql_query("select id, name, toref from user where ref=$usrid order by id asc");
secheader();
echo("<p class=big><a href=/members/ title=\"Back to main page\"><font color=#000000 onmouseover=\"this.style.color='$links'\" onmouseout=\"this.style.color='#000000'\" face=$fontface size=2 style=\"text-decoration: none\"><b>User account #$usrid</a></b></font><font face=$fontface size=2> : : Referral</p>");
echo("<p><font face=$fontface size=2>Your referral URL is: <b>$self_url?ref=$usrid</b><br>You earn <font color=red><b>0.1</b></font> credit each time your referrant shows a site.</p>");
if (mysql_num_rows($res) == 0) {
echo("<p><b><font face=$fontface size=2>You have no referrants yet.</b></p>");
} else {
echo("<p><table border=0 cellpadding=2><tr><td align=left colspan=3><b><font face=$fontface size=2>Your referrants:</b></td></tr><tr style=\"background-color: #f7f7f7\"><td align=left><font face=$fontface size=2>##</td><td align=left><font face=$fontface size=2>Name</td><td align=left><font face=$fontface size=2>Credits earned</td></tr>");
for ($i = 0; $i < mysql_num_rows($res); $i++) {
$name = mysql_result($res, $i, "name");
$tref = mysql_result($res, $i, "toref");
$tref = round($tref, 2);
$nn = $i + 1;
echo("<tr style=\"background-color: #f7f7f7\"><td><font face=$fontface size=2>$nn</td><td><font face=$fontface size=2>$name</td><td><font face=$fontface size=2>$tref</td></tr>");
}
echo("</table></p>");
}
secfooter();
mysql_close;
?>