retrieve binary data drom sql server 2000

hi every1,,,
in a webform, there is a file upload control, by using this control, user can upload any file/document in any format(.txt,.ppt,.doc etc), after submitting i stored this attachemnt in sql server 2000 in binary datatype....

so now i've a problem
how can i retreive/read that very binary data it into its original format
is there any way for it..


thanks
the sky

it has been done using handler file .give request as id and get response as binary data by converting it to byte.