public function editAction()
 {
     $this->userService->checkRightGate('CONTENT_EDIT');
     $form = $this->formManager->initForm('catEditForm', dirname(__FILE__) . '/categoryForm.xml');
     if ($form->isSubmit()) {
         if ($form->isValid()) {
             $cat = $form->getContainer('category');
             $this->categoryService->save($cat);
             $this->forward('content', 'category', 'index', array('idCat' => $cat->id));
             return;
         }
     } else {
         $id = $this->getParam('idCat', 0);
         if ($id == '') {
             $this->goHome();
             return;
         }
         $cat = $this->categoryService->get($id);
         if ($cat == null) {
             $this->goHome();
             return;
         }
         $form->setContainer('category', $cat);
     }
     $this->formManager->storeForm($form);
     $this->assign('form', $form);
     $this->assign('category', $cat);
 }
								<tr>
									<td style="height:26px" >
                             			<input  type="submit" id="btnSave" name="btnSave" class="submit_btn" onsubmit="return save()" value="Save"/>
									</td>
							  </tr>
                            </table>
                        </td>
					</tr>
			  </table>
			</td>
		</tr>
    </table>   
    </form>
     </div>
</body>
</html>

<?php 
if (isset($_POST['btnSave'])) {
    $service = new CategoryService();
    $sql = ' insert into category ';
    $title = $_POST["txtEditTitle"];
    $dataArray = array("category_title" => "'" . $title . "'");
    $sql .= $service->GetInsertSQL($dataArray);
    $id = $service->save($sql);
    if ($id != 0) {
        alertRedirect(true, 'DisplayCategory.php');
    } else {
        alertRedirect(false, 'DisplayCategory.php');
    }
}