app/views/shared/_global_search.html.erb
<form class="form-search navbar-search pull-right" method="GET" action="<%= search_all_path %>">
<div class="input-append">
<input class="span2 search-query" tabindex=1 name="query" id="appendedInputButton" type="text" autocomplete="off">
<button class="btn" type="submit">Søk</button>
</div>
</form>