protected void gvCustomers_RowDeleting(object sender, DevExpress.Web.Data.ASPxDataDeletingEventArgs e)
{
int i = gvCustomers.FindVisibleIndexByKeyValue(e.Keys[gvCustomers.KeyFieldName]);
e.Cancel = true;
CustomerManagement.Customer customer = new CustomerManagement.Customer();
customer.CustomerId =(int)e.Keys[gvCustomers.KeyFieldName];
if (customer.Delete())
{
this.LoadCustomers();
}
}