Looks fishy...... but dont u have to b worry about it, may be a spam using microsoft name oh yes i remember if i am not mistaking its the spam mail which contain that as the number of accounts have increased too much and we are collecting information of those who uses there acouunt blap blap..... they will say that please send us ur id and password just to confirm that you really want to use this email....... i think its something like that...