How to remove scrollbars from Facebook iFrame application -

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i have created facebook iframe application , set dimensions auto resize in facebook application settings page still horizontal scrollbar shown @ bottom in ie , google chrome. works fine in firefox. solution ?

it's explained how here: http://clockworkcoder.blogspot.com/2011/02/how-to-removing-facebook-application-i.html should use 

window.fbasyncinit = function() {     fb.canvas.setautogrow(); };

plus make sure html , body tags set overflow:hidden don't briefly shown scroll bars annoying 

<html xmlns="http://www.w3.org/1999/xhtml" style="overflow: hidden">     <head>   <!-- header stuff -->  </head>  <body style="overflow: hidden">

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