How we hide the querystring value from the url ..?

Hi
i want to know how to hide the values in query string in ASP.net.
here i want to send the values from one page to another page through query
string with out explicitly visible the values in the query string. i want
the solution with the response.redirect method.
example : http://itinabha.espranza.net/newsdetail.aspx?value=2
but i wan the link is http://itinabha.espranza.net/newsdetail.aspx only.
I dont want use Session, or cache.this will make heavy my application
if anybody knows please send me the solution.it's very needed to me.

I'm using server.urlEncode explain below example . the url is encoded but .aspx page is not working . it prints "BAD REQUEST" only

 

Response.Redirect (Server.UrlEncode("AdminTopicsMCQ.aspx?Topicid=" + Convert.ToInt32(Request.QueryString["Topicid"]) + "&termid=" + Convert.ToInt32(Request.QueryString["Termid"]) + "&subid=" + Convert.ToInt32(Request.QueryString["subid"]) + "&clsid=" + Convert.ToInt32(Request.QueryString["clsid"])));



Thank You
Bharat