Auto Switch tab......but stays on 2nd tab (as last tab)

Question

Based on Bootstrap 3..... all I want is, the tab switch to 2nd tab after some time interval and stays.

I need jquery/javascript code fix this issue... kindly help me as I'm a newbie, many thanks...!!!

Here is the code of tab section:

                        <!-- Nav Tabs -->
                        <ul id="tabsnav" class="nav nav-tabs">
                            <li class="active"><a href="#tab-4" data-toggle="tab">Daily</a></li>
                            <li><a href="#tab-5" data-toggle="tab">Weekly</a></li>

                        </ul>


                        <!-- Tab Panels -->
                        <div style="min-height:400px;" class="tab-content">

                            <!-- Tab Content 1 -->
                            <div class="tab-pane fade in active" id="tab-4">

                                <p>Report Goes Here</p>
                            </div>
                            <!-- Tab Content 2 -->
                            <div class="tab-pane fade" id="tab-5">

                                <p>2 Report Goes Here</p>
                            </div>

                        </div>
                        <!-- End Tab Panels -->

                    </div>

                </div>
                <!-- End Page Content -->