I am trying to fade in youtube iframe embed, but it only works in IE9, all other newest browsers (Safari, Opera, Chrome, Firefiox) it doesnt. Iframe is shown immediatelly regarldess of setting opacity to 0.

I am on Windows.

What I am dong wrong?

ps: this works well with Vimeo youtube iframe embed.

JsFiddle:

<http://jsfiddle.net/jgtSS/26/>