protected void Page_Load(object sender, EventArgs e)
    {            Table tb = new Table();
            TableRow tr = null;
            TableCell tc = null;
            RadioButton rb = null;
            Label lb = null;
            Button bt = null;            tr = new TableRow();
            tc = new TableCell();
            bt = new Button();
            bt.Text = "保 存";
            bt.ID = "store";                   
            bt.Click += new System.EventHandler(this.store_clicked);
            bt.OnClientClick = "javascript:return confirm('确定要保存吗?')";
            tc.HorizontalAlign = HorizontalAlign.Center;
            tc.ColumnSpan = 5;
            tc.Controls.Add(bt);
            tr.Cells.Add(tc);
            tb.Rows.Add(tr);
            form1.Controls.Add(tb);           
    }
 
    protected void store_clicked(object sender, EventArgs e)
    {
        Response.Write("<script>alert('测试成功!')</script>");
    }
//为什么不能触发?