ASP.NET

'Code from ItemCommand

  		Case Telerik.Web.UI.GridItemType.EditFormItem ' in template edit form 
                        Dim item As Telerik.Web.UI.GridEditFormItem = e.Item
                            lblError.Visible = True
                            Try                                
                                Select Case LCase(e.CommandName)
                                    Case "performinsert"
                                        'add new                                         

                                        Session("ProductAttribute") = attribute
                                        item.FindControl("AttributeControl").Visible = True 'the control that i make visible. 
                                        e.Canceled = True 'so that the control remains visible, 
					'the control has some textboxes, validation and update button. on update button, this grid collapses to initial state.
					'i dont want it to collapse
                                        Exit Sub
                                    Case "update"
                                        'TODO: implement update functionality
                                End Select

<br />
 //Comm Paramemters<br />
            Comm.Parameters.Clear();<br />
            Comm.Parameters.AddWithValue("@Site_Number", selectedSite);<br />
<br />
            //Create a Dataset<br />
            SqlDataAdapter da = new SqlDataAdapter(Comm);<br />
            da.Fill(ds);<br />
<br />
            //Count Returned Values<br />
            int thisTotal = ds.Tables[0].Rows.Count;<br />
            count = count + thisTotal;<br />
<br />
            //Check for returned results<br />
            if (count < 1)   //No AE's<br />
            {<br />
                title = "0 Results Returned";<br />
                message = "There are no AE's at this site!";<br />
                Session["message"] = message;<br />
                Session["title"] = title;<br />
                Response.Redirect("MessageBox.aspx");<br />
                Session.Remove(message);<br />
                Session.Remove(title);<br />
                return;<br />
            }<br />
<br />
            //Data Grid<br />
            GridViewAeSummary.DataSource = ds.Tables[0].DefaultView;<br />
            GridViewAeSummary.DataBind();<br />
<br />
        }<br />
        catch (Exception ex)  //Catch Errors<br />
        {<br />
            Console.WriteLine("Error : " + ex.Message);<br />
        }<br />

const string _themeListIDKey = "_themeListIDKey";
    protected void Page_PreInit(object sender, EventArgs e)
    {
        if (IsPostBack)
        {
            string uniqueID = Request[_themeListIDKey];

            if (uniqueID != null && Request[uniqueID] != null)
            {
                Theme = Request[uniqueID];
                Session["SelectedTheme"] = Theme;
            }
        }
    }

protected void Page_Load(object sender, EventArgs e)
    {
        ClientScript.RegisterHiddenField(_themeListIDKey, ((DropDownList)(this.Master.FindControl("DropDownList1"))).UniqueID);
    }