Fullscreen video youtube

this is the url:

http://www.blackdesertitalia.it/SitoTest/?p=879

as u can see, the plugins work, but there is no fullscreen button in the youtube player.

this is just a try, but every embed video doesn’t show the “fullscreen” button.

thanks a lot for your help

sorry, i was doing changes…
this is the link, as i daid before this is juast a try..

http://www.blackdesertitalia.it/SitoTest/?p=873

thanks for your patience!

[video_lightbox_youtube video_id=”SNFSw107MQs” width=”640″ height=”480″ anchor=”http://www.blackdesertitalia.it/SitoTest/wp-content/uploads/2014/06/10013317_653558191382394_4548632697332185819_n.png”%5D

this is the code i used.

can u write here a code here that allow the fullscreen in chrome?
is there a way also to show the thumbnail image of the video?

thanks for your help