searchbar.php

<div style="margin-top:25px;">
    <center>
        <div class="navbar-form">
            <input type="text" size="70" class="form-control search-box" placeholder="Search...">
            <button class="btn btn-info search-button">Search</button>
            <!--<span style="font-size: 90%;"><a>&nbsp;options</a></span>-->
            <span class="text-right" style="padding-left:40px;">
                <div class="btn-group" data-toggle="buttons" id="topk">
                    <label class="btn btn-default">
                        <input type="radio"  value="5" />5
                    </label>
                    <label class="btn btn-default active">
                        <input type="radio" value="10" />10
                    </label>
                    <label class="btn btn-default">
                        <input type="radio" value="15" />15
                    </label> 
                    <label class="btn btn-default">
                        <input type="radio" value="20" />20
                    </label> 
                </div>
            </span>
        </div>
    </center>
</div>
<hr>