protected void Page_Load(object sender, EventArgs e) { int StartIndex = 0; int PageSize = 500; if (!string.IsNullOrEmpty(Request["SI"])) { StartIndex = Convert.ToInt32(Request["SI"]); } if (!string.IsNullOrEmpty(Request["PS"])) { PageSize = Convert.ToInt32(Request["PS"]); } BOLWallpapers WallpapersBOL = new BOLWallpapers(); rptWalls.DataSource = WallpapersBOL.GetAll(StartIndex, PageSize); rptWalls.DataBind(); }