protected void LinqDataSource_Selecting(object sender, LinqDataSourceSelectEventArgs e) { if (ddlSelectOrganization.SelectedValue == "-1") { e.Result = dataContext.sp_GetExecutiveMembersForAllOrganization(); } else { e.Result = dataContext.sp_GetExecutiveMembersForOrganizationID(Convert.ToInt32(ddlSelectOrganization.SelectedValue)); } }