Open lightbox Jquery popup from iframe in different page

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jQuery

is it possible to open lightbox popup window from iframe..?

i have test.aspx page and in this page some image will display. now i use ifram to bind test1.aspx page to display in another page.i want to open light box popup window when i click on image inside ifram. i can do it but pop up will dispaly inside iframe not out of frame that means it should display in whole window.

Thanks in advance.