PHP通过ADO方式连接Access

PHP通过ADO方式连接Access数据库，如下代码：

/span>
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 
html xmlns="http://www.w3.org/1999/xhtml"> 
head> 
meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> 
title>通过ADO方式连接ACCESS数据库 - www.cxybl.comtitle> 
link rel="stylesheet" type="text/css" href="style.css"> 
style type="text/css"> 
 
style> 
head> 
php 
include_once("conn.php"); 
?> 
body topmargin="0" leftmargin="0" bottommargin="0"> 
table width="300" border="0" align="center" cellpadding="0" cellspacing="0"> 
  tr> 
    td height="25" bgcolor="#0099CC">div align="center" class="STYLE1">图书信息div>td> 
  tr> 
  tr> 
    td bgcolor="#0099CC">table width="300" height="50" border="0" align="center"  
    cellpadding="0" cellspacing="1"> 
      tr> 
        td width="167" height="25" bgcolor="#FFFFFF">div align="center">书名div>td> 
        td width="130" bgcolor="#FFFFFF">div align="center">出版社div>td> 
      tr> 
      php 
       $sql="select * from tb_book"; 
       $rs=new com("adodb.recordset"); 
       $rs->open($sql,$conn,1,3); 
       while(!$rs->eof) 
       { 
      ?> 
      tr> 
        td height="25" bgcolor="#FFFFFF">div align="center"> 
      php $fields=$rs->fields(bookname);echo $fields->value;?>div>td> 
        td height="25" bgcolor="#FFFFFF">div align="center"> 
      php $fields=$rs->fields(pub);echo $fields->value;?>div>td> 
      tr> 
      php 
         $rs->movenext; 
       } 
      ?> 
    table>td> 
  tr> 
table> 
body> 
html> 

conn.php:

$conn = new com("adodb.connection");   
$connstr="driver={microsoft access driver (*.mdb)}; dbq=". realpath("data/db_database12_185.mdb"); 
$conn->open($connstr); 
?>