printing many images at a time

using System.IO;public partial class _Default : System.Web.UI.Page
{

public  string strFileName { get; set; }protected void Page_Load(object
sender, EventArgs e)
    {

    }
    protected void Button1_Click(object sender, EventArgs e)
    {
         if(FileUpload1.HasFile)
        {
             string fileName=FileUpload1.FileName;
        FileUpload1.SaveAs(Server.MapPath("images/") +
FileUpload1.FileName);
         }
        foreach(string strFileName in
Directory.GetFiles(Server.MapPath("images/")))
        {
            ImageButton imageButton=new ImageButton();
            FileInfo fileInfo=new FileInfo(strFileName);
            imageButton.ImageUrl="images/"+fileInfo.Name;
           imageButton.Click +=new
ImageClickEventHandler(imageButton_click);
            Panel1.Controls.Add(imageButton);
        }
    }

    private void imageButton_click(object sender, ImageClickEventArgs e)
    {
        throw new NotImplementedException();
    }




    }