protected void Delete_Click(object sender, EventArgs e)
    {
        CommentDataSource.Delete();

        ShareDataSource.Delete();
        ImageDataSource.Delete();
        Response.Redirect("YourPictures.aspx");
    }
    protected void Addcomment_Click(object sender, EventArgs e)
    {
        DataView    productsTable = (DataView)ImageDataSource.Select(DataSourceSelectArguments.Empty);
        DataRowView row           = (DataRowView)productsTable[0];
        string      imageid       = row["ImageID"].ToString();

        CommentDataSource.InsertParameters["Commenter"].DefaultValue   = HttpContext.Current.User.Identity.Name;
        CommentDataSource.InsertParameters["ImageID"].DefaultValue     = imageid;
        CommentDataSource.InsertParameters["CommentText"].DefaultValue = Comment.Text;
        CommentDataSource.Insert();
    }