SharePoint Pragmatically Obtaining NewForm and EditFormUrl

protected void Page_Load(object sender, EventArgs e)
{
      SPSite site = new SPSite("http://abc-pc");

      SPWeb web = site.RootWeb;
      SPList list = web.Lists["Employee"];

      ListBox1.Items.Add(list.DefaultNewFormUrl.ToString());
      ListBox1.Items.Add(list.DefaultEditFormUrl.ToString());
}