Gridview删除时弹出小对话框

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data;

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

       
    }
    protected void GridView2_RowDataBound(object sender, GridViewRowEventArgs e)
    {
        if (e.Row.RowType != DataControlRowType.DataRow)
        {
            return;
        }
        LinkButton link = e.Row.Cells[6].Controls[0] as LinkButton;
        //HyperLink lin = e.Row.Cells[1].Controls[0] as HyperLink;
        string sname = e.Row.Cells[1].Text;
        if (link != null)
        {
            link.Attributes.Add("onclick","return confirm('确定要删除"+sname+"吗？');");
        }
    }
}