Please help!!!

Im trying to get onto msn at work ive downloaded it but when i try to sign in it says “signing in to MSN Messenger failed because this serivce is temporarily available. Please try again later. 80070191.. i think its something 2do with a network here can any1 please help if u need any additional info if you can tell me how i can get it i will and put it up please help!!!

i just did regedit here is the info

Name Type Data
(default) REG_SZ (value not set)
Always on top REG_BINARY 00 00 00 00
AppSettings REG_BINARY 7c 04 02 00
ConnTScanary REG_DWORD 0x00000000 (0)
Default SignInState REG_DWORD 0x00000006 (6)
DirectIM REG BINARY 01 00 00 00
DBSkgndMode REG_BINARY 01 00 00 00
FirstTimeUser REG_DWORD 0x00000000 (0)
HTTPPort REG_BINARY 50 00 00 00
LasAppVersion REG_DWORD 0x0700032d (117441325)
MainFrameHidden REG_BINARY 00 00 00 00
WindowMainRect REG_BINARY 32 02 00 00 5c 00 00 00 59 03 00 00 8a 02

PlayWinks REG_BINARY 00 00 00 00
RtLogOutput REG_DWORD 0x0000000 (0)
ShowCustomEmotions REG_BINARY 01 00 00 00
ShowEmtions REG_BINARY 01 00 00 00
SOCKS4Port REG_BINARY 34 04 00 00
SOCKS5Port REG_BINARY 34 04 00 00
UseHTTP REG_BINARY ff ff ff ff
User.Net Messenger Serivce REG_SZ my email addy
UseTCP REG_BINARY ff ff ff ff
Windowmax REG_BINARY 00 00 00 00

Can some1 help me? if not guide me to sumwhere i can get help? if you want any more settings if u can tell me how 2 get them ill put them up please some1 help!