button>
                <button id="code" onclick="termclear()" class="btn btn-danger navbar-btn">CLEAR TERM</button>
            </li>
            <form class="navbar-form navbar-right">
                <div class="form-group">
                  <select id="mode" class="form-control" style="float:right;">
                    <option label="python" value="python3">python3</option>
                    <option label="golang" value="golang">golang</option>
                    <option label="javascript" value="