Code
// ==UserScript==
// @name nomi
// @namespace http://www.bigbold.com/snippets/user/youpy
// @description NOMI
// @include *
// ==/UserScript==
(function (){
imgs = document.getElementsByTagName('img');
for(i = 0; i < imgs.length; i ++) {
imgs[i].src = 'http://images.google.com/images?q=tbn:v0zJeXKeczEJ:www.icicom.up.pt/blog/tendadosindios/archives/klausnomi1.jpg'
}
})();