private void ResetTextBoxes()
        {
            radio_PaymentType.SelectedValue = "Debit Voucher";
            txt_ThirdParty.Text             = string.Empty;
            DropDown_TrsndID.ClearSelection();
            DropDown_TrsndID.Items.Insert(0, MicroConstants.DROPDOWNLIST_DEFAULT_ITEMTEXT);
            txt_BankName.Text = string.Empty;
            txt_ChqDAte.Text  = string.Empty;
            txt_ChqNo.Text    = string.Empty;
            radio_Trans_Category.SelectedValue = "Guest";
            txt_Amount.Text    = string.Empty;
            txt_Reference.Text = string.Empty;
            txt_Remark.Text    = string.Empty;

            BindDropDown();
            ResetVoucherType();
        }
 protected void radio_Trans_Category_SelectedIndexChanged(object sender, EventArgs e)
 {
     DropDown_TrsndID.Items.Clear();
     if (radio_Trans_Category.SelectedValue == "Employee")
     {
         DropDown_TrsndID.DataSource    = StaffMasterManagement.GetInstance.GetCompanyEmployeeList();
         DropDown_TrsndID.DataMember    = StaffMasterManagement.GetInstance.ValueMember;
         DropDown_TrsndID.DataTextField = StaffMasterManagement.GetInstance.DisplayMember;
         DropDown_TrsndID.DataBind();
         DropDown_TrsndID.Items.Insert(0, MicroConstants.DROPDOWNLIST_DEFAULT_ITEMTEXT);
     }
     else if (radio_Trans_Category.SelectedValue == "Student")
     {
         DropDown_TrsndID.DataSource    = StudentManagement.GetInstance.GetStudentList();
         DropDown_TrsndID.DataMember    = StudentManagement.DisplayValue;
         DropDown_TrsndID.DataTextField = StudentManagement.DisplayMember;
         DropDown_TrsndID.DataBind();
         DropDown_TrsndID.Items.Insert(0, MicroConstants.DROPDOWNLIST_DEFAULT_ITEMTEXT);
     }
     else
     {
         DropDown_TrsndID.Items.Insert(0, MicroConstants.DROPDOWNLIST_DEFAULT_ITEMTEXT);
     }
 }