I used this code to send email with attachment using php, but there is something error in the attachment since I receive an email and the attachment appears in the content. before I use the same code and it worked successfully. why???
<?php
// sending email with attachments
    function sendEmail($to,$from,$file,$ext){
      $to = "admin@fuwant.com";
     $from = "noor@fuwant.com";
      $subject = "Translation Request";
  $random_hash = md5(date('r', time()));
  $headers = "From: sahar@fuwant.com\r\nReply-To: admin@fuwant.com";
  $headers .= "\r\nContent-Type: multipart/mixed; boundary=\"PHP-mixed-".$random_hash."\"";
  $attachment = chunk_split(base64_encode(file_get_contents("Test.doc")));
  $output = "
        --PHP-mixed-$random_hash;
        Content-Type: multipart/alternative; boundary='PHP-alt-$random_hash'
        --PHP-alt-$random_hash
        Content-Type: text/plain; charset='iso-8859-1'
        Content-Transfer-Encoding: 7bit
        Hello World!
        This is the simple text version of the email message.
        --PHP-alt-$random_hash
        Content-Type: text/html; charset='iso-8859-1'
        Content-Transfer-Encoding: 7bit
        <h2>Hello World!</h2>
        <p>This is the <b>HTML</b> version of the email message.</p>
        --PHP-alt-$random_hash--
        --PHP-mixed-$random_hash
        Content-Type: application/doc; name=Test.doc
        Content-Transfer-Encoding: base64
        Content-Disposition: attachment
        $attachment
        --PHP-mixed-$random_hash--";
      $send =  @mail($to, $subject, $output, $headers);
  return $send;
  }
?>
please help.