beh prova cosi' (è soltanto un esempio, adattalo al tuo caso):

codice:
    Private Sub Page_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        If Request.QueryString("par") <> "" Then
            Response.Write("hai passato: " & Request.QueryString("par"))
        Else
            nom = MyOleRead.Item("nome")
            Response.Write("<img src=immagine.gif onclick=javascript:window.open('altra_pagina.aspx?par=" & nom & "');>")
        End If
    End Sub