Userscripts.org

// ==UserScript==
// @name dofiga.net thumb linker
// @namespace spat72
// @description changes default image link to a direct image link
// @include /^http://(www\.)?dofiga\.net/\?post=\d+$/
// ==/UserScript==

var allLinks = document.getElementsByTagName('a')

for(var i=0; i < allLinks.length; i++) {
if (allLinks[i].href.match('/?image')){
allLinks[i].href = allLinks[i].href.replace('/?image=','/images/news/'+
location.href.replace(/.*?(\d+)+/, "000000$1").substr(-7)+'/'
);
allLinks[i].href = allLinks[i].href += '.jpg';}
}