Might still be cached... Assuming you are using M$...
Open the file searching utility and if you can remember some of the content of the comment type that in as the keyword and change it to search inside files.
Then change the search location to... Internet Explorer C:\Documents and Settings\userName\Local Settings\Temporary Internet Files
Firefox (Best choice) C:\Documents and Settings\<username>\Application Data\Mozilla\Profiles\
Might still be cached... Assuming you are using M$... Open the file searching utility and if you ca