نمایش افراد انلاین

<center><table width="100"
        style="background-image: url(styles/etchat_white/chatsupport_on_bg.png);
        background-repeat: repeat;
        font-family: tahoma;
    font-size: 8pt;
    text-align: center;
    overflow: hidden;">
    <tr>
    <td><span style="font-weight:bold;color:#7A7A7A">نفر آنلاین</span></td>
    <td ><span style="font-weight:bold;color:#ED1C88">
        <?php  
        /***************************
        * Powerd By ChatSupport.IR *
        ***************************/
        $GLOBALS["path"] = "./";
        function __autoload($class_name) {
        require_once ($GLOBALS["path"].'class/'.$class_name.'.class.php');}
        class ExternUserView extends DbConectionMaker{
        public function __construct (){
        parent::__construct();
        unset($GLOBALS["path"]);
        $erg=$this->dbObj->sqlGet("SELECT count(etchat_onlineid) FROM {$this->_prefix}etchat_useronline WHERE 
        etchat_onlinetimestamp > ".(date('U')-30)."
        and (etchat_user_online_user_status_img is null or etchat_user_online_user_status_img <> 'status_invisible')");
        echo $erg[0][0];
        $this->dbObj->close();}}
        new ExternUserView;?>
        </span></td>
    <td> <img src="styles/etchat_white/chatsupport_on.png" width="16" height="16" /></td>
    </tr>
    </table></center>