?using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;

public partial class _Default : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void btdl_Click(object sender, EventArgs e)
    {
     string  id = this.tbuserName.Text.Trim();
      string  pwd = this.tbPwd.Text.Trim();


      SqlConnection con = new SqlConnection("Data Source=localhost;Initial Catalog=Bus;Integrated Security=True");
      SqlCommand cmd = new SqlCommand("select count(*) from admin where UserName='" + id + "' and Pwd='"+pwd +"'", con);
        con.Open ();
        int count=Convert .ToInt32 (cmd .ExecuteScalar() );
        con.Close();
        if (count > 0)
        {
            Response.Redirect("admin_admin.aspx");
        }
        else
        {
            Response .Write ("<script language=javascript> alert('用戶名或密碼錯誤！'); </script>");
        }
   
    }



}