html5 - Getting information from another website using Javascript -

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i wonder if possible information web paguina via javascript. if not possible using javascript, explain me alternative it.

what want make statistical operations of web page in particular , grab information page run statistics operations.

i found this:parent.frames['page_name'].document.getelementbyid(id).value; parent.frames['page_name'].document.getelementbyname(element_name).value; possible?

thank much.


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