/// 
  /// 返回XMl文件指定元素的指定属性值  /// 
  /// 指定元素  /// 指定属性  /// 
              public static string getXmlValue(string xmlElement, string xmlAttribute)         {
   var Current = Directory.GetCurrentDirectory();//获取当前根目录             XDocument xmlDoc = XDocument.Load(Current + "/config.xml"); var results = from c in xmlDoc.Descendants(xmlElement) select c; string s = ""; foreach (var result in results)             {
                   s = result.Attribute(xmlAttribute).Value.ToString();             } return s;         } /// 
  /// 设置XMl文件指定元素的指定属性的值  /// 
  /// 指定元素  /// 指定属性  /// 指定值         public static void setXmlValue(string xmlElement, string xmlAttribute, string xmlValue)         {
   var Current = Directory.GetCurrentDirectory();//获取当前根目录             XDocument xmlDoc = XDocument.Load(Current + "/config.xml");             xmlDoc.Element("Soft").Element(xmlElement).Attribute(xmlAttribute).SetValue(xmlValue);             xmlDoc.Save(Current + "/config.xml");         }