protected void btnSave_Click(object sender, EventArgs e)
        {
            lblerror.Visible = false;

            if (txtdocument.Text == "")
            {
                lblerror.Visible = true;
                lblerror.Text    = "Please Enter The Document Name";
            }
            if (this.FileUpload1.HasFile)
            {
                string path = Server.MapPath("\\Downloads\\");
                string sPathToSaveFileTo = Request.PhysicalApplicationPath + "\\Downloads\\";
                string extension         = System.IO.Path.GetExtension(FileUpload1.PostedFile.FileName);

                if (extension == ".pdf" || extension == ".docx" || extension == ".doc")
                {
                    FileUpload1.SaveAs(sPathToSaveFileTo + this.FileUpload1.FileName);
                }
                ManageUserSVC.ManageUserClient Userinfo = new ManageUserSVC.ManageUserClient();
                DataSet Data = new DataSet();
                ManageUserSVC.ManageUserDocumentdata User = new ManageUserSVC.ManageUserDocumentdata();

                User.DocumentName = FileUpload1.FileName;
                User.DocumentPath = path + this.FileUpload1.FileName;
                User.CreatedDate  = System.DateTime.Now;
                User.MainDocument = txtdocument.Text;
                Userinfo.InsertDocumentinfo(User);
                lblerror.Visible = false;
                txtdocument.Text = "";
                Response.Redirect("AdminContractsList.aspx");
            }
        }