private void SearchData() { string SQL = ""; grdSearchResults.DataSource = null; grdSearchResults.DataBind(); if ((txtSearchUserName.Text == "")) { Page.ClientScript.RegisterStartupScript(GetType(), "Message", "alert('Search text cannot be blank');", true); return; } if (txtSearchUserName.Text != "") { SQL = "(LOWER(USER_NAME) LIKE '%" + txtSearchUserName.Text.ToLower() + "%') AND"; } SQL = SQL.Substring(0, SQL.Length - 3); ProposalUploadController proposalUploadController = new ProposalUploadController(); grdSearchResults.DataSource = proposalUploadController.GetUsers(SQL); if (grdSearchResults.DataSource != null) { grdSearchResults.DataBind(); } pnlSearchGrid.Visible = true; }