private void InitPortalSession()
{
Init init = new Init();
Hashtable State = (Hashtable)HttpRuntime.Cache[Session.SessionID];
//set browser type
State["Browser"] = Request.Browser.Browser;
State["BrowserVersion"] = Request.Browser.Version;
State["UserHostAddress"] = Request.UserHostAddress;
//delete any old temp files
Util util = new Util();
util.DeleteOldTempFiles(State);
util.DeleteOldErrorsInLog(State);
}