Помогите, пожалуйста...

Всем добрый день! Подскажите, а куда далее "ведет" этот код? Спасибо.

<div class=text>

<?

$path='';

$links[0]='';

$cb=$page2;

$i=0;

while($cb!=0){

$qpath=mysql_query("select * from link where `id_link`='$cb' order by `page` ");

$line3=mysql_fetch_array($qpath);

$links[$i]=$line3['id_link'];

$i++;

//echo $links[0];

//echo $line['back_id_link'];

//$path="<a href=?section=pages&back=$line[1]>".$line["name_link"]."</a> -> ".$path;

$cb=$line3["back_id_link"];

}

$query=mysql_query("SELECT id_link FROM link where back_id_link='".$links[0]."' ");

$num=mysql_num_rows($query);

function tree1($pref,$id,$links,$line5,$page,$buttonbg){

//echo $links[0];

$res=mysql_query("SELECT * FROM link WHERE link.back_id_link='$id' and `visible`=1 order by `page`") or die(mysql_error());

$res1=mysql_query("SELECT * FROM link WHERE link.id_link='$id' and `visible`=1 order by `page`") or die(mysql_error());

$k=0;

while($line2=mysql_fetch_array($res)){

if ($k%28==27){echo "<br>";}

$k++;

$line10=stripslashes($line2[3]);

is_numeric($line10)?$name=$line10+1:$name=$line10;

if ($page==$line2[0]){ echo "<font style='padding:5px;font: 12px arial;color:#FF0000'><u><b>".$name."</b></u></font>";}else {

echo "<a class=menu_niz href='".$line5.$line2['bcase']."/'>".$name."</a>"; }

for($i=0;$i<count($links);$i++){

// echo "id_link - ".$line['id_link'].", Links[$i] - $links[$i]";

if($line2['id_link']==$links[$i]){

// tree(($pref.'&nbsp;&nbsp;'),$line2['id_link']$id,$links,$line5,$page2,$buttonbg);

}

}

}

}

if ($num!=0 && $i==2){

echo "<center><table cellpadding='0' cellspacing='0' align=center><tr><td width=40 valign=top>страницы:</td>";

$path="";

for($i=0;$i<=$z;$i++){

$path.='/'.$pages[$i];

}

$path.="/";

echo "<td valign=top align=left style='font: 12px arial;'><font style='padding:5px;font: 12px arial;color:#FF0000;'><u><B>1</B></u></font>";

//

//$now=$i;

tree1('',$links[0],$links,$path,$page2,$buttonbg);

echo "</td></tr></table>";

}

if ($i==3){

echo "<center><table cellpadding='0' cellspacing='0' align=center><tr><td valign=top width=40>страницы:</td>";

$path="";

for($i=0;$i<=$z-1;$i++){

$path.='/'.$pages[$i];

}

$path.="/";

echo "<td valign=top align=left style='font: 12px arial;color:#FF0000;'><a class=menu href='".$path."'>1</a>";

//echo $page1;

//$now=$i;

tree1('',$links[1],$links,$path,$page2,$buttonbg);

echo "</td></tr></table>";

}

?>

</center>