// ==UserScript==
// @name Refresh scraps
// @author Adauto <http://www.orkut.com/Profile.aspx?uid=3793893022292148330>
// @namespace
// @description Adiciona link para ver scraps na barra de links superior
// @include http://www.orkut.com/*
// ==/UserScript==

function fecha() {
	scraplink = document.getElementById("scraplink");
	scraplink.innerHTML="Refresh scraps";
	scraplink.href="javascript:;";
	csl = document.getElementById("closeScrapLink");
	csl.innerHTML="";
}

function ckScrap() {
	scraplink = document.getElementById("scraplink");
	if (scraplink.innerHTML != "Refresh scraps")
		return;
	csl = document.getElementById("closeScrapLink");
	scraplink.innerHTML="Refreshing...";
	var xml=new XMLHttpRequest();
	xml.open("GET","http://www.orkut.com/Home.aspx",true);
	xml.send(null);
	xml.onreadystatechange=function(){
		if(xml.readyState==4 && xml.status==200){
				var c=xml.responseText;
				var r=c.match(/(<b>[0-9]+<\/b>)/gi);
				scraplink.innerHTML=r[1]+" scraps";
				scraplink.href="/Scrapbook.aspx";
				csl.innerHTML=" [x]";
		}
	}
}

function addScrapLink() {
	var t=document.getElementsByTagName("table")[0];
	if (t.id=="barraformatacao")
		t=document.getElementsByTagName("table")[1];
	var td=t.getElementsByTagName("td")[2];
	td.innerHTML+=" | <a id='scraplink' href='javascript:;' class='H' title='Click here to refresh your scrapbook'>Refresh scraps</a>"+
	" <a id='closeScrapLink' href='javascript:;' class='H'></a>";
	document.getElementById('scraplink').addEventListener("click", ckScrap, true);
	document.getElementById('closeScrapLink').addEventListener("click", fecha, true);
}

addScrapLink();