Set
scroll=no and overflow:hidden to your body and use FB.Canvas.setAutoGrow() to remove the scrollbar.<body scroll="no" style="overflow:hidden">
<div id="fb-root"></div>
<script type="text/javascript">
window.fbAsyncInit = function () {
window.setTimeout(function () {
FB.Canvas.setAutoGrow()
}, 250)
};
(function () {
var e = document.createElement('script');
e.async = true;
e.src = document.location.protocol + '//connect.facebook.net/en_US/all.js';
document.getElementById('fb-root').appendChild(e)
}());
</script> Follow the link. Remove-horizontal-and-vertical-scrollbar-from-facebook-apps 