一些小的网站经验

1. 1.javascript谈屏 
2. public static void JsAlert(string message, string url, string retype)
3.     {
4.         string URL;
5.         if (retype == null)
6.         {
8.             URL = "window.location.href='" + url + "';";
9.         }
10.         else if (retype == "parent")
11.         {
12.             URL = "parent.window.location.href='" + url + "';";
13.         }
14.         else if (retype == "opener")
15.         {
16.             URL = "opener.window.location.href='" + url + "';";
17.         }
18.         else
19.         {
20.             URL = "window.location.href='" + url + "';";
21.         }
22.         HttpContext.Current.Response.Write("<script>");
23.         HttpContext.Current.Response.Write("alert('" + message + "');");
24.         HttpContext.Current.Response.Write(URL);
25.         HttpContext.Current.Response.Write("</script>");
26.     }
27. //rep绑定
28.     public void test()
29.     {
30.         DataSet ds = Database.ExecuteDataSet(sql);
31.         for (int i = 0; i < Repeater1.Items.Count; i++)
32.         {
33.             Label lab = (Label)Repeater1.Items[i].FindControl("Label1");
34.             CheckBox cb = (CheckBox)Repeater1.Items[i].FindControl("CheckBox1");
35.             foreach (DataRow dr in ds.Tables[0].Rows)
36.             {
37.                 if (lab.Text.Equals(dr["OperationName"].ToString()))
38.                 {
39.                     cb.Checked = true; break;
40.                 }
41.                 else
42.                 {
43.                     cb.Checked = false;
44.                 }
45.             }
46.         }
48.     }
49. //日期是否过期
50.     public void B()
51.     {
52.         DataTable dtBuyer = new DataTable(); 
53.         dtBuyer.Columns.Add("BId", typeof(int));
54.         dtBuyer.Columns.Add("BuyerName", typeof(String));
55.         dtBuyer.Columns.Add("Information", typeof(System.String));
56.         dtBuyer.Columns.Add("Title", typeof(String)); 
57.         dtBuyer.Columns.Add("leaveTime", typeof(String)); 
58.         foreach (DataRow dr in dsBuyer.Tables[0].Rows)
59.         {
60.             DateTime dtBuyTime = Convert.ToDateTime(dr["BuyTime"]); 
61.             int duration = Convert.ToInt32(dr["Duration"]); 
62.             TimeSpan leave = dtBuyTime.AddDays(duration).Subtract(DateTime.Now);
63.             DataRow drData = dtBuyer.NewRow(); 
64.             drData["BId"] = dr["BId"].ToString(); 
65.             drData["BuyerName"] = dr["BuyerName"].ToString();
66.             drData["Information"] = dr["Information"].ToString(); 
67.             drData["Title"] = dr["Title"].ToString(); 
68.             if (leave.Seconds <= 0)
69.             {
70.                 drData["leaveTime"] = "已过期"; 
71.             }
72.             else
73.             {
74.                 drData["leaveTime"] = leave.Days + "天"; 
75.             }
76.             dtBuyer.Rows.Add(drData);
77.         }
78.         DataView dv = new DataView(dtBuyer);
79.         gvBuyer.DataSource = dv; gvBuyer.DataBind();
80.     }