x-menu'></i>
            <span class="text">Digital IDE</span>
        </div>
        <div class="main" style="display:flex;">
            <ul id="netTree" class="ztree"></ul>
            <div class="container" id="netlist_container">
                <div id="component">
                    <div style=display:flex;justify-content:space-between>
                        <div>
                            <button id=last>last </button>
                            <button id=next>next </button>
                 