login.aspx.cs

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using System;
using System.Data;
using System.Configuration;
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;
//该源码首发自www.51aspx.com(５１aｓｐｘ．ｃｏｍ)

public partial class _Default : System.Web.UI.Page 
{
    protected DataModule DM = new DataModule();//定义数据库连接类
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void ImageButton1_Click(object sender, ImageClickEventArgs e)
    {
        string _sql = " select * from regditInfo where UserName='" + TextBox1.Text + "' and PassWord='" + TextBox2.Text + "'";
        DM.QueryDataSet(_sql, "A01");
        if (DM.DataSetobj.Tables["A01"].Rows.Count > 0)
        {
            //保存用户信息
            Session["peopleID"] = DM.DataSetobj.Tables["A01"].Rows[0]["peopleID"];
            Response.Write("<script language=javascript>open('Search.aspx','_self','')</script>");
        }
        else
        {
            Response.Write("<script language=javascript>alert('用户名称不存在或者密码不正确，请重新登录！')</script>");
        }
    }
    protected void ImageButton2_Click(object sender, ImageClickEventArgs e)
    {
        Response.Write("<script language=javascript>window.close()</script>");
    }
    
}