protected void btnCancel_Click(object sender, System.EventArgs e)
 {
     _wizard.CancelAction();
     if ((int)ViewState["step"] == (int)ViewState["steps"] + 1)
     {
         Page.ClientScript.RegisterStartupScript(this.GetType(), Guid.NewGuid().ToString(), _wizard.GenerateFinalStepScript(), true);
     }
     else
     {
         Page.ClientScript.RegisterStartupScript(this.GetType(), Guid.NewGuid().ToString(), "window.close();", true);
     }
 }