How to translate OR in the header

modules\mod_yj_pop_login\tmpl\default.php

<div> <?php echo $params->get('pretext'); ?> <a href="javascript:;" onclick="showThem('login_pop');return false;" id="openLogin"><?php echo JText::_('LOGIN') ?></a> or <?php $usersConfig = &JComponentHelper::getParams( 'com_users' ); if ($usersConfig->get('allowUserRegistration')) : ?> <a href="index.php?option=com_virtuemart&view=user&layout=edit" id="openReg"><?php echo JText::_('REGISTER'); ?></a> <?php endif; ?> </div>

Change or with yours