<div class="top-search">
    <div id="search">
        <form>
            <div class="input-group">

                <input id="search_q" type="text" class="form-control" placeholder="Пошук..."
                       name="search">
                <button id="search_button" class="btn-search" type="button"><i class="fa fa-search"></i>
                </button>
            </div>
        </form>
    </div>
</div>

<script>
    $(function () {

        $("#search_button").click(function () {


            var quote = $("#search_q").val();

            window.location.href = "/search/?q="+quote;

        });

    })
</script>