投票系统分享(3)

 72         }
 73         if (pass == "pass")
 74         {
 75             Response.Write("<script language='javascript'>alert('你每天只能投票一次');history.back();</script>");
 76             Response.End();
 77         }
 78         else
 79         {
 80             SqlConnection conn = new SqlConnection();
 81             conn.ConnectionString = " Data Source=.;database=VoteDB;integrated security=true; ";
 82             conn.Open();
 83             SqlCommand cmd=new SqlCommand ();
 84             cmd.Connection = conn;
 85             cmd.CommandType = CommandType.Text;
 86             bool Mode = Convert.ToBoolean(HiddenField1.Value);
 87             if (Mode)
 88             {
 89                 CheckBoxList rb = (CheckBoxList)Panel1.FindControl("listVoteItem");
 90                 if (rb.SelectedIndex == -1)
 91                 {
 92                     Response.Write("<script language='javascript'>alert('你必须至少选择一项');history.back();</script>");
 93                     Response .End ();
 94                 }
 95                 else
 96                 {
 97                     foreach(ListItem item in rb.Items )