System.Configuration.ConfigXmlDocument xml1 = new System.Configuration.ConfigXmlDocument();
			xml1.Load(Server.MapPath("web.config"));
			XmlNodeList xmlele = xml1.GetElementsByTagName("sessionState");
			foreach(XmlAttribute xmlattr in xmlele.Item(0).Attributes)
			{
				if(xmlattr.Name == "timeout")
				{
					Response.Write(xmlattr.Value);
				}
			}