window.open send parametrs

How I can send the result of a win开发者_运维问答dow.open page to a parent page?

I mean, do inverse this link:

http://stackoverflow.com/questions/564980/javascript-form-select-element-open-url-in-new-window-and-submit-form

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Use the window.opener object, which is a reference to the global window object of the parent page.