<table class="table-padding-10">
                             <tr>
                                <td>
                                    <label for="edit_teacher_dropdown">Teachers</label>
                                </td>
                                <td colspan="3"  aria-invalid="true">
                                    <?php 
echo form_dropdown('edit_teacher_dropdown', array("0" => "Select Teacher") + convert_to_keyvalue($teachers), "0", 'class="form-control" id="edit_teacher_dropdown"');
?>
                                </td>
                                <td>
                                    <label for="edit_group_dropdown">Groups</label>
                                </td>
                                <td colspan="3"  aria-invalid="true">
                                    <?php 
echo form_dropdown('edit_group_dropdown', array("0" => "Select Group") + convert_to_keyvalue($groups), "0", 'class="form-control" id="edit_group_dropdown"');
?>
                                </td>
                            </tr>
                            <tr>
                                <td>
                                    <label for="edit_payment">Payment</label>
                                </td>
                                <td colspan="3">
                                    <input type="text" name="edit_payment" class="form-control input-sm" id="edit_payment" readonly>
                                </td>
                                <td>
                                    <label for="edit_due">Due</label>
                                </td>
                                <td colspan="3">
                                    <input type="text" name="edit_due" class="form-control input-sm" id="edit_due" readonly>
<td>
    <label for="add_subsection_dropdown">Subsection</label>
</td>
<td colspan="3"  aria-invalid="true">
    <?php 
echo form_dropdown('add_subsection_dropdown', array("0" => "Select Subsection") + convert_to_keyvalue($subsections), "0", 'class="form-control" id="add_subsection_dropdown" url-target="student/load_group" target="tr_add_group_dropdown" target-type="add" onchange="return loadDropdown(this);"');
?>
</td>
if (isset($expenses)) {
    ?>
                        <?php 
    $sn = 1;
    ?>
                        <?php 
    $payables = $this->config->item('payables');
    ?>
                        <?php 
    $savings = $this->config->item('saving');
    ?>
                        <?php 
    $teacher_map = convert_to_keyvalue($teachers);
    ?>
                        <?php 
    $staff_map = convert_to_keyvalue($staff);
    ?>
                        <?php 
    foreach ($expenses as $expense) {
        ?>
                            <tr>
                                <td><?php 
        echo $sn;
        ?>
</td>
                                <td><?php 
        if ($expense['type'] == 1) {
            echo "Teacher Payment";
        } elseif ($expense['type'] == 2) {
            echo "Monthly Salary";
        } elseif ($expense['type'] == 3) {
                            </tr>
                            <tr>
                                <td>
                                    <label for="edit_subsection_name">Subsection Name</label>
                                </td>
                                <td colspan="3">
                                    <input type="text" name="edit_subsection_name" id="edit_subsection_name" class="form-control input-sm">
                                </td>
                            </tr>
                            <tr>
                                <td>
                                    <label for="edit_section_dropdown">Section</label>
                                </td>
                                <td colspan="3"  aria-invalid="true">
                                    <?php 
echo form_dropdown('edit_section_dropdown', convert_to_keyvalue($sections), TRUE, 'class="form-control" id="edit_section_dropdown"');
?>
                                </td>
                            </tr>
                        </table>    
                        
                        <input class="btn btn-primary" type="submit" value="Save">
                        <?php 
echo form_close();
?>
                    </div>
                </div>
            </div>    
        </div>

</div>
                        <table class="table-padding-10">
                            <tr>
                                <td>
                                    <label for="add_course_subject">Subject</label>
                                </td>
                                <td colspan="3">
                                    <input type="text" name="add_course_subject" class="form-control input-sm">
                                </td>
                            </tr>
                            <tr>
                                <td>
                                    <label for="add_course_teacher">Teacher</label>
                                </td>
                                <td colspan="3"  aria-invalid="true">
                                    <?php 
echo form_dropdown('add_course_teacher', array("0" => "Select Teacher") + convert_to_keyvalue($teachers), "0", 'class="form-control" id="add_course_teacher"');
?>
                                </td>
                            </tr>
                            <tr>
                                <td>
                                    <label for="add_course_amount">Amount</label>
                                </td>
                                <td colspan="3">
                                    <input type="text" name="add_course_amount" id="add_course_amount" class="form-control input-sm">
                                </td>
                            </tr>
                        </table>    
                        
                        <input class="btn btn-primary" type="submit" value="Save">
                        <?php