My problem is:
There are an embedded youtube video in iframe Page Tab and when I click share button the pop up appear under the youtube video and I cant see the pop up. How solve this problem? Link to fan page tab https://www.facebook.com/NashaFanStranica?sk=app_315095505174563
USe ?wmode=opaque and search around... as it's not clear if it should be wmode=opaque or wmode=transparent
opaque will seem fine in most browsers, though