C# html编码和文本的转换
System.Web.HttpUtility.HtmlDecode和
System.Web.HttpUtility.HtmlEncode
System.Text.RegularExpressions.Regex.Replace( info.MsgContent,"<[^>]+>","")
System.Web.HttpUtility.HtmlDecode和
System.Web.HttpUtility.HtmlEncode
System.Text.RegularExpressions.Regex.Replace( info.MsgContent,"<[^>]+>","")