<div class="col-md-12">
                <div class="col-md-10" id="sections">
               <div class="panel-group">
    <div class="panel panel-default">
      <div class="panel-heading">Section 1</div>
      <div class="panel-body">


        <b>Number of Questions: </b>


                <span id="ctr_num"> <input id="q_num" class="form-control" style="width:50px;" name="q_num" size="2" placeholder="#"/></span>
                <br>

        <!--ANSWERTYPE DROPDOWN
        <b>Answer Type</b>
                <br>

                <select class="form-control-static" id="answertype" name="answertype">

                    <option>-Please Select One-</option>

                    <?php
                    $query=mysqli_query($con, "SELECT answertype_id, Answer_Type FROM answertype");
                    while($row=mysqli_fetch_array($query)) {
                        ?>
                        <option value="<?php echo $row['answertype_id']; ?>"><?php echo $row['Answer_Type']; ?></option>

                        <?php
                    }
                    ?> -->

                </select>
                 <b>Select Category</b>


                <select class="form-control" style="width: 150px;" id="categorydd" name="catdd" onChange="change_category()">

                    <option>-Please Select One-</option>

                    <?php
                    $query=mysqli_query($con, "SELECT category_id, categoryname FROM category WHERE ParentCategoryID IS NULL");
                    while($row=mysqli_fetch_array($query)) {
                        ?>
                        <option value="<?php echo $row["category_id"]; ?>"><?php echo $row["categoryname"]; ?></option>

                        <?php
                    }
                    ?>

                </select><br>
            <b>Select Subcategory</b>

                <div id="subcategory">

                    <select class="form-control" style="width: 150px;">

                        <option>-Please Select One-</option>

                    </select></br>

                </div>



        <p hidden>Select Questions</p>

         </br>

                <div id="question">



                </div>      </br>




            </a>

            </div>
            </div>
    </div>


    <hr>



    </div>

   <div class="col-md-2">
   <input type="submit" name="addsection" class="btn btn-default" value="Add Section" id="addsection" />

   </div>
   </div>

    <br>

 <script>
        $(document).ready(function(){
            var ctr = 0;
            $("#addsection").click(function(){
                 var section = document.getElementById("sections").innerHTML;
                $("#sections").append(section);


                ctr++;


            });

        });
    </script>