function lsSubmit(op) {
        var op = !op ? 0 : op;
        if(op) {
                $('loginform').cookietime.value = 2592000;
        }
        if($('ls_username').value == '' || $('password3').value == '') {
                showWindow('layer_login', 'logging.php?action=login' + (op ? '&cookietime=1' : ''));
        } else {
                ajaxpost('lsform', 'return_ls', 'return_ls');
        }
        return false;
}

function errorhandle_ls(str, param) {
        if(!param['type']) {
                showError(str);
        }
}