public class FormCtrl : System.Web.UI.UserControl
{
   	protected System.Web.UI.WebControls.PlaceHolder PlaceHolder1;

	static int count;

	protected override void OnLoad(System.EventArgs e)
	{
		FillTabsListAndSelect("OnLoad");
		base.OnLoad(e);
	}

	private void FillTabsListAndSelect(string sTabIDToBeSelected)
	{
		PlaceHolder1.Controls.Clear();
		Button btn = new Button();
		btn.Click += new EventHandler(this.btnUp_OnClick);
		btn.Text = sTabIDToBeSelected + (count++).ToString();;
		PlaceHolder1.Controls.Add(btn);
	}

	protected void btnUp_OnClick(object sender, System.EventArgs e)
	{
		FillTabsListAndSelect("btnUp_OnClick");
	}
}