Vimeo BIG Userscript

gistfile1.js

// ==UserScript==
// @name           Vimeo BIG
// @namespace      http://irae.pro.br/userscripts/
// @include        http://vimeo.com/*
// ==/UserScript==

(function() {

	var elem, elems, i;
	
	elems = document.querySelectorAll('.video, .vimeo_holder, .player');
	elems[0].style.position='fixed';
	elems[0].style.top=0;
	elems[0].style.left=0;
	elems[0].style.zIndex=500;
	elems[0].style.backgroundColor='black';
	for (i=0;i<elems.length;i++) {
		elems[i].style.width=window.innerWidth+"px";
		elems[i].style.height=window.innerHeight+"px";
	}

})();