using System;using System.Data;using System.Configuration;using System.Web;using System.Web.Security;using System.Web.UI;using System.Web.UI.WebControls;using System.Web.UI.WebControls.WebParts;using System.Web.UI.HtmlControls;public class PersistFunctions{ public PersistFunctions() { } public void AddSession(string sessionID, object sessionValue) { HttpContext.Current.Session[sessionID] = sessionValue; } public object GetSession(string sessionID) { return HttpContext.Current.Session[sessionID]; }