Как убрать pop up в личных сообщениях

<a href="javascript:void(0)" class="new_link" onclick="users.sendMess(0, 0, this);return false;" title="{$LANG.NEW_MESS}:"><span class="ajaxlink">{$LANG.WRITE}</span></a>

<a href="/users/0/sendmessage.html" class="new_link" title="{$LANG.NEW_MESS}:">{$LANG.WRITE}</a>

if($_SERVER['HTTP_X_REQUESTED_WITH'] != 'XMLHttpRequest') { cmsCore::halt(); }

$inPage->setRequestIsAjax();

		cmsCore::jsonOutput(array('error' => false,
								  'html'  => ob_get_clean()
								));

cmsCore::jsonOutput(array('error' => true, 'text' => $_LANG['ERR_SEND_MESS']));

cmsCore::addSessionMessage($_LANG['ERR_SEND_MESS'], 'error');
cmsCore::redirectBack();

cmsCore::jsonOutput(array('error' => false, 'text' => $_LANG['SEND_MESS_OK']));

cmsCore::addSessionMessage($_LANG['SEND_MESS_OK'], 'success');
cmsCore::redirectBack();

cmsCore::jsonOutput(array('error' => false, 'text' => sprintf($_LANG['SEND_MESS_ALL_OK'], sizeof($count))));

cmsCore::addSessionMessage(sprintf($_LANG['SEND_MESS_ALL_OK'], sizeof($count)), 'success');
cmsCore::redirectBack();

cmsCore::jsonOutput(array('error' => false, 'text' => $success_msg));

cmsCore::addSessionMessage($success_msg, 'success');
cmsCore::redirectBack();

<input type="submit" name="submit" value="Отправить" />

$('.ajax_autogrowarea').focus();

$('#send_msgform').on('submit', function(){
    to_id = $('#user_id option:selected').val();
    to_all   = $('input[name=massmail]:checked').length;
    to_group = $('input[name=send_to_group]').val();
    if (to_all==1 || to_group==1){ to_id = 1; }
    $(this).attr('action', '/users/'+to_id+'/sendmessage.html').submit();
    return false;
});

cmsCore::jsonOutput(array('error' => true, 'text' => $_LANG['ERR_SEND_MESS']));

cmsCore::jsonOutput(array('error' => false, 'text' => $_LANG['ERR_SEND_MESS']));