questo è il codice praticamente completo

Codice PHP:
<?php  if ($_POST['search'])
{  
if (!empty(
$_POST['keywords'])) 
{   
$searchStr $_POST['keywords'];   
if (
preg_match("/^[0-9a-zA-Z\-\.àèìòùÀÈÌÒÙ'& ]+$/"$searchStr)) 
{  
print 
"<h1>Risultati per \"$searchStr\":</h1> <div style=\"margin-top:50px\"> 
<ul class=\"motore\"> "
;    $keys explode(" "$searchStr); for ($x 0$x count($keys); $x++) {    
$sql "SELECT * FROM tbl_servizi WHERE note LIKE '%$keys[$x]%'               
          OR nome_servizio LIKE '%
$keys[$x]%'                 
          OR sottotitolo LIKE '%
$keys[$x]%' ";                                                                                                                                                                                                                                                
$result dbQuery($sql) or die('Si è verificato un errore' mysql_error());   
 if (
$frow mysql_fetch_array($result)) 
{  
$found true;  
do {  echo
"[*]<a href=\"index.php?id_ser=".$frow["id_servizio"]."\">"$frow["nome_servizio"] ."</a>\n";  

while (
$frow mysql_fetch_array($result));   
print(
"<input style=\"margin-top:20px\" name=\"nuova_ricerca\" type=\"button\" id=\"btnModifyProduct\" value=\"Nuova ricerca\" onclick=\"window.location.href='index.php';\"/>");   

}