Facebook: Get when user clicks like button on fan page -

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i have created app used tab on company facebook fan page. have new requirement capture when user clicks button on facebook fan page , hide portion of app page (within iframe) when event fires. although button on facebook's page, there way capture click event of button (ie: javascript sdk) within app iframe can hide appropriate elements?

like .... http://www.facebook.com/redbull

thanks , advice, b

i found answer... how detect facebook button pressed , trigger event?

i checked incoming request fb_sig_is_fan.


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