ASP.NET

Setting a cookie: 

            'save the new db to a cookie
            Dim newCookie As HttpCookie = New HttpCookie("intranet")
            newCookie("database") = strDatabase
            newCookie.Expires = Now.AddDays(10)
            Response.Cookies.Add(newCookie)

 Reading the cookie:

        'retrieve the database from a cookie
        If Not Request.Cookies("intranet") Is Nothing Then
            Session("database") = Request.Cookies("intranet")("database")
        Else
            Session("database") = "NGB01"
        End If