read chat msg

[godzilla]

when a user doing private msg to other user in chatroom then how can owner see those private msg?anybody can help me in this code. thnks

  $canc = false;
                }*/
                //////////good
                if($chat[0]!=$uid)
                {
                  if($chat[1]!=0)
                  {
                    if($chat[1]!=$uid)
                    {
                      $canc = false;
                    }
                  }
                }
                if($chat[4]=='1' && ismod($uid))
                {
                  $canc = true;
                }
                if($canc)
                {
                   $cmid = mysql_fetch_array(mysql_query("SELECT  chmood FROM ibwf_users WHERE id='".$chat[0]."'"));
                   
                   $iml = "";
                if(($cmid[0]!=0))
                {
                  $mlnk = mysql_fetch_array(mysql_query("SELECT img, text FROM ibwf_moods WHERE id='".$cmid[0]."'"));
                  $iml = "<img src=\"$mlnk[0]\" alt=\"$mlnk[1]\"/>";

                }
                  $chnick = getnick_uid($chat[0]);
                    $optlink = $iml.$chnick;
                  if(($chat[1]!=0)&&($chat[0]==$uid))
                  {
                    ///out
                    $iml = "<img src=\"../moods/out.gif\" alt=\"!\"/>";
                    $chnick = getnick_uid($chat[1]);
                    $optlink = $iml."Pm To ".$chnick;
                  }
                  if($chat[1]==$uid)
                  {
                    ///out
                    $iml = "<img src=\"../moods/in.gif\" alt=\"!\"/>";
                    $chnick = getnick_uid($chat[0]);
                    $optlink = $iml."Pm By ".$chnick;
                  }
                    if($chat[4]=='1')
                  {
                    ///out
                    $iml = "<img src=\"../moods/point.gif\" alt=\"!\"/>";
                    $chnick = getnick_uid($chat[0]);
                    $tonick = getnick_uid($chat[1]);
                    $optlink = "$iml By ".$chnick." To ".$tonick;
                  }
                  
  $ds= date("H.i.s", $chat[2]);
  $text = parsepm($chat[3], $sid);
  $nos = substr_count($text,"<img src=");
  if(isspam($text))
  {
  $chnick = getnick_uid($chat[0]);
  echo addchatmsg($chat[0],$text,1,"*Oi! $chnick, No Spamming!*");
  }
  else if($nos>2){
  $chnick = getnick_uid($chat[0]);
  echo addchatmsg($chat[0],$text,1,"*Hey! $chnick, U Can Only Use 2 Smilies Per Msg!*");
  }else{
  $sres = substr($chat[3],0,3);
  if($sres == "/me")
  {
  $chco = strlen($chat[3]);
  $goto = $chco - 3;
  $rest = substr($chat[3],3,$goto);
  $tosay = parsepm($rest, $sid);
    
  echo addchatmsg($chat[0],$tosay,1,"");
  }
else{
  if($rinfo[0]==0){$tosay = getbbcode($chat[3], $sid, 0);}
  else{$tosay = parsepm($chat[3], $sid, 1);}
  if($rinfo[1]==1){$tosay = strrev($tosay);}
  echo "<a href=\"chat.php?action=say2&amp;who=$chat[0]&amp;rid=$rid&amp;rpw=$rpw\">$optlink</a> - ";
  echo $tosay."<br/>";
  }
  }
  $counter++;
  }
  }
  }