protected void CustomerSelected_Click(object sender, ListViewCommandEventArgs e)
{
int customerID = int.Parse(e.CommandArgument.ToString());
string EmoployeeUsername = User.Identity.Name;
ApplicationUserManager secmgr = new ApplicationUserManager(
new UserStore <ApplicationUser>(new ApplicationDbContext()));
EmployeeInfo info = secmgr.User_GetEmployee(EmoployeeUsername);
EmployeeID.Text = info.EmployeeID.ToString();
MessageUserControl.TryRun(() => {
CustomerController sysmgr = new CustomerController();
List <Customer> results = sysmgr.List_CustomersByID(customerID);
CustomerInfoGridview.DataSource = results;
CustomerInfoGridview.DataBind();
RentalController rntlmgr = new RentalController();
List <Rental> rentals = rntlmgr.Get_RentalsByCusomterSearch(customerID);
RentalListListview.DataSource = rentals;
RentalListListview.DataBind();
}, "Customer Selected", "Please select a rental by this customer");
CustomerList.DataBind();
CustomerID.Text = customerID.ToString();
//list rentals and display them same as did customers
}