help regarding session

[eimmu]

i have made 2 pages....1 for login n next to show after successful login....
on login page i have created a button....in its handler i have created session.... on the load event of next page i m checking for the availibity of the session variable n its value.... its workin well..... but the problem comes when i press back button of the browser.....after signing out when i press back button the page is being displayed.....(this should not happend).... can anyone help me regarding this...?? plz reply soon....

[Sals]

Use the following code in ur head tag

i have made 2 pages....1 for login n next to show after successful login.... on login page i have created a button....in its handler i have created session.... on the load event of next page i m checking for the availibity of the session variable n its value.... its workin well..... but the problem comes when i press back button of the browser.....after signing out when i press back button the page is being displayed.....(this should not happend).... can anyone help me regarding this...?? plz reply soon....

[__avd]

Turn off client & proxy cache,

protected void Page_Load(object sender, EventArgs e)
    {
        Response.Cache.SetCacheability(HttpCacheability.NoCache);
        if (Session["iskey"] == null)
        {
            Response.Redirect("~/Login.aspx");
        }
    }