1.在主页拿到cookie(需要的cookie：RPSTAuth)
2.在主页response找到<a href="ManageFoldersLight.aspx?n=451754609">
3.请求文件夹管理列表http://by150w.bay150.mail.live.com/mail/ManageFoldersLight.aspx?n=451754609
4.在3的response找到
href="InboxLight.aspx?fid=00000000-0000-0000-0000-000000000001&n=968401494"及对应的邮件数量 <td class="ManageFoldersTotalCountCol TextAlignRight">3</td>
href="InboxLight.aspx?fid=00000000-0000-0000-0000-000000000005&n=1302369033"
href="InboxLight.aspx?fid=00000000-0000-0000-0000-000000000004&n=1079720910"
href="InboxLight.aspx?fid=00000000-0000-0000-0000-000000000003&n=1185006072"
href="InboxLight.aspx?fid=00000000-0000-0000-0000-000000000002&n=901346756"
5.依次请求上面几个文件夹列表
6.在5的response中找到
class="ia_hc mlUnrd" id="9b0d31c9-9fc1-11e1-b6f5-00215ad6e23e"msg="msg"或者
class="ia_hc" id="ffcf2d72-9552-11e1-a543-002264c20aec"msg="msg"
7.请求http://by150w.bay150.mail.live.com/mail/GetMessageSource.aspx?msgid=9b0d31c9-9fc1-11e1-b6f5-00215ad6e23e&gs=true
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