Post back on user control in asp.net 1.1

Question

Hi i have written bit of code for customePostback in 3.5 .net frame work using clientscript manager and postbackoption. But i now need to implement it in 1.1 and i can't get around it. Can any one of you guys will be able to help me. the code looks like this in VS 2008

If Not scripts.IsClientScriptBlockRegistered("customPostback") Then lobjPostBackoptions = New PostBackOptions(Me) With lobjPostBackoptions .AutoPostBack = True

                .RequiresJavaScriptProtocol = False
                .PerformValidation = True
                .Argument = "CONTINUE"
            End With

            lstrContinueScript = Page.ClientScript.GetPostBackEventReference(lobjPostBackoptions)

            lobjSB = New StringBuilder
            lobjSB.Append("<script language=""javascript"" type=""text/javascript"">" & Environment.NewLine)
            lobjSB.Append("function PostbackContinue() {" & Environment.NewLine)
            lobjSB.Append(lstrContinueScript & Environment.NewLine)
            lobjSB.Append("}" & Environment.NewLine)
            lobjSB.Append("</script>" & Environment.NewLine)
            scripts.RegisterClientScriptBlock(Me.GetType, "customPostback", lobjSB.ToString)
        End If