```bash
$ grep -Rin "message_inbox" app
app/views/conversations/index.haml:10:  = t('.message_inbox')
app/assets/javascripts/inbox.js:37:        cBadge = $("#message_inbox_badge .badge_count");
app/assets/stylesheets/bootstrap-headerfix.sass:17:  #message_inbox_badge, #notification_badge
app/assets/stylesheets/rtl.css.scss:23:#notification_badge, #message_inbox_badge {
app/assets/stylesheets/rtl.css.scss:45:#notification_badge, #message_inbox_badge {
app/assets/stylesheets/rtl.css.scss:49:#notification_badge a, #message_inbox_badge a {
app/assets/stylesheets/header.css.scss:98:    #notification_badge, #message_inbox_badge {
app/assets/stylesheets/header.css.scss:103:    #message_inbox_badge {
app/assets/templates/header_tpl.jst.hbs:33:    <div class="badge badge-inverse" id="message_inbox_badge">
```