How can I check my online application status

Hello, can you help me to check my status online i send my application last January 25 2011, received the acknowledgment receipt March 24, 2011 after that haven't got any news from them. But my employer called me last week and the embassy is asking for additional documents (proof of income, history of illness etc.)

I tried a link and this was the result:

We were not able to identify you using the information you provided. There could be three possible reasons:

Please be sure the information you entered is correct and then try again.
This service is only available to clients with applications in process. We may have received your application but not yet begun processing it. The following link may help you determine if your application is being processed:
Application Processing Times
At this time, you may use this on-line service to view the status of your application ONLY if you have:
sponsored a member of the family class;
applied for permanent residence from within or outside Canada;
applied for a permanent resident card (initial, replacement or renewal);
applied for Canadian citizenship (grant of citizenship);
applied for Canadian citizenship for a person adopted by a Canadian citizen (on or after January 1, 1947);
applied for a citizenship certificate (proof of Canadian citizenship);
applied to renounce Canadian citizenship; or
applied to resume Canadian citizenship.

Thank you.