exception details via email through httphandler asp.net

i was looking way for catching exception occurred in our website through http handler which will catch exception detail and send the exception detail via mail to admin and as a result admin can see the exception detail and take right step easily. i got a article link from code project which explain how to do it. the link is enter link description here

but i want some more like when user filling any form and then if any exception occurred then then i want that form screen shot also will be开发者_StackOverflow社区 send with mail body. is it possible. so please guide me in such way that i can capture page screen shot with form filled up data from http handler and then i can send it as email to admin. looking for good solution. thanks.

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