I found Script on http://support.microsoft.com/kb/918992

now i can do it in maintenance plan.

But it will be better that not to use it in maintenance plan.

yes. the problem was may be just because of internal network setting. I will try it on google. Thanks for your answers.

I used my email credentials.... of which account i was using smtp server ip

I didn't used anonymous authentication.... do I need to use windows authentication for it???

Error in error log was

The mail could not be send to recipients because of mail server failure.

Exception message: cannot send mails to mail server.(The remote certificate is invalid according to...

before creating a new database I want to know

what exactly happens, which objects are used???

No...

http://msdn.microsoft.com/en-us/windowsazure/sqlazure/cc500985

one more good answer by Scary DBA to my post...

I'd start with this from Buck Woody. He lays out most of what you need to get going.

...

Thank you for your precious reply......