</div>


                    <div class="form-group Category" style="display: none">
                        <label>Category : </label>
                        <select name="<?php 
echo tpl_category::category() . '_' . tpl_category::id();
?>
"
                                id="<?php 
echo tpl_category::category() . '_' . tpl_category::id();
?>
"
                                class="form-control">
                            <?php 
echo $class_students->get_all_category();
?>
                        </select>
                    </div>

                    <div class="form-group companies" style="display: none">
                        <label>Companies : </label>
                        <select name="<?php 
echo tpl_companies::companies() . '_' . tpl_companies::id();
?>
"
                                id="<?php 
echo tpl_companies::companies() . '_' . tpl_companies::id();
?>
"
                                class="form-control">