?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.Drawing;
using System.IO;
using System.Data.OleDb;
public partial class admin_adminlogin : System.Web.UI.Page
{
    BaseClass bc = new BaseClass();
    DataBase db = new DataBase();
    OleDbConnection conn = new OleDbConnection(ConfigurationManager.ConnectionStrings["con"].ConnectionString);
    protected void Page_Load(object sender, EventArgs e)
    {
        
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        
        int i = db.CheckLogin(this.adminname.Text.Trim(),this.adminpwd.Text.Trim());
        if (i > 0)
        {
            
            if (this.checkcode.Text.Trim() == Session["CheckCodes"].ToString())
            {   
                FormsAuthentication.RedirectFromLoginPage(this.adminname.Text,false); 
                Session["user"] = this.adminname.Text;
            }
            else 
            {
               //this.Label1.Text="驗證碼錯誤！";
                Page.ClientScript.RegisterStartupScript(this.GetType(), "alert", "<script language=javascript>alert('驗證碼錯誤！');</script>");  
                //Response.Write(bc.MessageBoxs("驗證碼錯誤！"));
                //this.Image1.Visible = true;
                //this.Image1.ImageUrl = "~/image/codes.jpg";
            }
        }
        else 
        {
          // this.Label1.Text = "用戶不存在或密碼錯誤！";
          
            //this.Image1.Visible = true;
            //this.Image1.ImageUrl = "~/image/pwd.jpg";
            Page.ClientScript.RegisterStartupScript(this.GetType(), "alert", "<script language=javascript>alert('用戶不存在或密碼錯誤！');</script>");
        }
        System.Threading.Thread.Sleep(2000);
    }
}