$userinf = getProfileInfo($userid); 
$usersex = $userinf['Sex']; 

$aDefFields = array(
        'ID', 'NickName', 'Couple', 'Sex'
    );
    $sCode = '';

    $iOnlineTime = (int)getParam( "member_online_time" );

    //main fields
    $sqlMainFields = "";
    foreach ($aDefFields as $iKey => $sValue)
         $sqlMainFields .= "`Profiles`. `$sValue`, ";

    $sqlMainFields .= "if(`DateLastNav` > SUBDATE(NOW(), INTERVAL $iOnlineTime MINUTE ), 1, 0) AS `is_online`";

    $sqlOrder = "";

if($usersex == "female"){
    // possible conditions
    $sqlCondition = "WHERE `Profiles`.`Status` = 'Active' and (`Profiles`.`Couple` = 0 or `Profiles`.`Couple` > `Profiles`.`ID`) and ( `Profiles`.`Sex` = 'male')";
    $aParams = array();
    if (is_array($aParams)) {
         foreach ($aParams as $sField => $sValue)
             $sqlCondition .= " AND `Profiles`.`$sField` = '$sValue'";
    }

$sqlCondition .= " AND `Profiles`.`DateLastNav` > SUBDATE(NOW(), INTERVAL ".$iOnlineTime." MINUTE)";
                        $sqlOrder = " ORDER BY RAND()";}

else{
    // possible conditions
    $sqlCondition = "WHERE `Profiles`.`Status` = 'Active' and (`Profiles`.`Couple` = 0 or `Profiles`.`Couple` > `Profiles`.`ID`) and ( `Profiles`.`Sex` = 'female')";
    $aParams = array();
    if (is_array($aParams)) {
         foreach ($aParams as $sField => $sValue)
             $sqlCondition .= " AND `Profiles`.`$sField` = '$sValue'";
    }

$sqlCondition .= " AND `Profiles`.`DateLastNav` > SUBDATE(NOW(), INTERVAL ".$iOnlineTime." MINUTE)";
                        $sqlOrder = " ORDER BY RAND()";

}



    if (empty($sqlLJoin)) $sqlLJoin = '';
    $iCount = (int)db_value("SELECT COUNT(`Profiles`.`ID`) FROM `Profiles` $sqlLJoin $sqlCondition");
    $aData = array();


    $sqlQuery = "SELECT " . $sqlMainFields . " FROM `Profiles` $sqlLJoin $sqlCondition $sqlOrder LIMIT 10";
    $rData = db_res($sqlQuery);
    if ($iCount) {
        $aOnline = $aTmplVars = array();
        while ($aData = mysql_fetch_assoc($rData)) {
            $aOnline['is_online'] = $aData['is_online'];
            $aTmplVars[] = array(
                'thumbnail' => get_member_thumbnail($aData['ID'], 'none', true, 'visitor', $aOnline)
            );
        }
        $sCode = $GLOBALS['oSysTemplate']->parseHtmlByName('members_list.html', array(
            'bx_repeat:list' => $aTmplVars
        ));

    } else {
        $sCode = MsgBox(_t("_Empty"));
    }
    echo $sCode;