The answer is NO, and you should not even be using it to set the subject as 
this is not part of the spec, it is only supported in very different ways 
by some browsers, you are much better off using a CGI script such as FormMail.

At 11:09 06/06/01 +0100, you wrote:
>Can we use the mailto:someaddress@x... in the
>href attribute of a <a> tag to attach files. I know that we
>can specify a subject...but can we open the mail client
>with a file already attached??
>
>Deepak Parthasarathy M