manager/update_company.aspx.cs

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using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;

public partial class manager_update_company : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        Button1.Attributes.Add("onclick", "javascript:return confirm('你确认要修改吗?')");
        if (!Page.IsPostBack)
        {

            bind();
        }
    }
    protected void bind()
    {
        string id = Request.QueryString["id"].ToString().Trim();
        DB db1 = new DB();
        DataSet ds = new DataSet();
        ds = db1.getdatafromdb("select * from t_company where f_id='" + id + "'");
        TextBox2.Text = ds.Tables[0].Rows[0][1].ToString().Trim();
        TextBox3.Text = ds.Tables[0].Rows[0][2].ToString().Trim();
        TextBox4.Text = ds.Tables[0].Rows[0][3].ToString().Trim();
        TextBox5.Text = ds.Tables[0].Rows[0][4].ToString().Trim();
        TextBox6.Text = ds.Tables[0].Rows[0][5].ToString().Trim();
        Image5.ImageUrl = "../images/" + ds.Tables[0].Rows[0][6].ToString().Trim();

    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        DB db1 = new DB();
        string id = Request.QueryString["id"].ToString().Trim();
        string pic = Label6.Text;
        if (TextBox2.Text == "")
        {
            Label4.Text = "公司名称不能为空";
            return;
        }
        if (TextBox2.Text.Length > 50)
        {
            Label4.Text = "限制50字符";
            return;
        }
        if (TextBox3.Text.Length > 3000)
        {
            Label5.Text = "限制3000字符";
            return;
        }
        if (TextBox4.Text == "")
        {