Testando pro League...

Request URL:http://signup.leagueoflegends.com/pt-br/signup/submitReferrer
Request Method:POST
Status Code:200 OK
Request Headersview source
Accept:*/*
Content-Type:application/x-www-form-urlencoded
Origin:http://signup.leagueoflegends.com
Referer:http://signup.leagueoflegends.com/pt-br/signup/download
User-Agent:Mozilla/5.0 (Windows NT 6.1) AppleWebKit/535.12 (KHTML, like Gecko) Maxthon/3.0 Chrome/18.0.966.0 Safari/535.12
X-Requested-With:XMLHttpRequest
Form Dataview URL encoded
data[name]:Ivopc
data[realm]:br
Response Headersview source
Connection:close
Content-Length:85
Content-Type:text/html; charset=UTF-8
Date:Fri, 21 Dec 2012 18:50:11 GMT
P3P:CP="NOI ADM DEV PSAi COM NAV OUR OTRo STP IND DEM"
Server:Apache/2.2.20 (CentOS)
X-Powered-By:PHP/5.3.8