Thanks,

the opener property was what i was looking for.

Nick

> Hi,
> 
> I have a page with a form with an input box.
> 
> I want to open a new window which displays another form which contains a 
> list of items. Each item has a tickbox next to it.
> 
> I want to tick some of the boxes and then press submit, when submit is 
> pressed it will add the values of the checkboxes to the input box in the 
> original window.
> 
> How do you update form fields across windows please?
> 
> thanks,
>