SpeakFriend.FileUpload.FileUploadContent.OnPreRender C# (CSharp) Method

        protected override void OnPreRender(EventArgs e)
        {
            var script = string.Format(
                @"
                function {0} {{
                    $get('{1}').style.display = 'none';
                    $get('{2}').style.display = '';
                    setTimeout('document.{3}.submit()', 1000);
                }}",
                UploadFileFunctionName,
                selectPanel.ClientID,
                loadingPanel.ClientID,
                Page.Form.Name);

            Page.ClientScript.RegisterClientScriptBlock(GetType(), "UploadFileFunctionName",
                                                        script, true);
        }