private string _验证投注列表(string[] caiji)
    {
        System.Xml.XmlDocument doc = new System.Xml.XmlDocument();
        doc.Load(Server.MapPath("~/数据/1.xml"));//加载网站目录下的“数据”文件夹中的1.xml这个文件
        System.Xml.XmlNodeList nodeList = doc.GetElementsByTagName("s");
        //把投注列表添加到arraylist
        ArrayList alist = new ArrayList();
        foreach (System.Xml.XmlNode xmlNode in nodeList)
        {
            alist.Add(xmlNode.InnerText);
        }
        string str = caiji[1] + " " + caiji[2] + " " + caiji[3] + " " + caiji[4] + " " + caiji[5];
        if (alist.IndexOf(str) >= 0)
            return "★★★";
        else
            return "   ";
    }