protected void btnUpload_Click(object sender, EventArgs e)
        {
            try
            {
                if (ValidateImageUpload())
                {
                    Business.HR.EmployeeMaster objEmployeeMaster = new Business.HR.EmployeeMaster();
                    Entity.HR.EmployeeMaster   employeeMaster    = new Entity.HR.EmployeeMaster()
                    {
                        EmployeeMasterId = this.EmployeeMasterId,
                        Image            = (FileUpload1.HasFile) ? string.Concat(EmployeeMasterId.ToString(), System.IO.Path.GetExtension(FileUpload1.FileName)) : string.Empty
                    };
                    int response = objEmployeeMaster.Employee_Update(employeeMaster);
                    if (response > 0)
                    {
                        if (FileUpload1.HasFile)
                        {
                            FileUpload1.PostedFile.SaveAs(Server.MapPath(" ") + "\\EmployeeImage\\" + employeeMaster.Image);
                        }

                        MessageBox.IsSuccess = true;
                        MessageBox.Text      = "Image update successfully. Please clear browser cache to see.";
                        MessageBox.Show      = true;
                        EmployeeMaster_ById(Convert.ToInt32(HttpContext.Current.User.Identity.Name));
                    }
                }
            }
            catch (Exception ex)
            {
                ex.WriteException();
            }
        }