public ActionResult Create(department model)
        {
            SqlHelper hp = new SqlHelper();

            int icount = 0;

            icount=Convert.ToInt32(hp.sql2result("select count(id) from dep where id=" + model.id));
            if (icount>0)
            {
                ModelState.AddModelError("", "部門編號"+model.id+"已經存在");
            }

            icount = Convert.ToInt32(hp.sql2result("select count(cname) from dep where cname='" + model.departmentName+"'"));
            if (icount > 0)
            {
                ModelState.AddModelError("", "部門名稱" + model.departmentName + "已經存在");
            }

            /*
            if (model.departmentName=="業務部")
            {

                ModelState.AddModelError("", "該部門名稱已經存在");
            }
            */

            if (ModelState.IsValid)
            {
                //寫入資料庫的程式碼

                hp.sql2result(
                    string.Format("insert into dep (id,cname) values ({0},'{1}')",
                      model.id,model.departmentName
                    )
                );

                //
                return RedirectToAction("Department", "admin");
            }
            else
            {
                return View(model);
            }
        }