Frameset and windows in firefox

[deepthirohini]

Hi ,
I am having the following framesets.

Parent Main
|
----------------------------------
| |
Top1 Bottom1
|
Open window
| Child -> name of the file contains
-------------------------- the below frameset.
| |
Top2 Bottom2
I explain here:
I am having the main page. The main page contains two frameset Top and Bottom From the bottom i open one window which consists of frameset.

So what i do from the Bottom2 i give the alert as
alert(window.location); // Working fine it shows the Bottom2.
alert(window.parent.location); // It shows the Child as the name.
alert(window.top.location); // It shows the Top2 as the output.

I want to get the Bottom1 as the parent to refresh that page.
But i can't do it.

Kindly help me...,,,

With Regards,
Rohini