<%
Dim Stream
Dim Contents
Dim FileName
Dim FileExt
Const adTypeBinary = 1
FileName = Request.QueryString("FileName")
if FileName = "" Then
    Response.Write "無效檔名."
    Response.End
End if
' 下面是不希望下載的檔案
FileExt = Mid(FileName, InStrRev(FileName, ".") + 1)
Select Case UCase(FileExt)
    Case "ASP", "ASA", "ASPX", "ASAX", "MDB"
        Response.Write "受保護檔案,不能下載."
        Response.End
End Select
' 下載這個檔案
Response.Clear
Response.ContentType = "application/octet-stream"
Response.AddHeader "content-disposition", "attachment; filename=" & FileName
Set Stream = server.CreateObject("ADODB.Stream")
Stream.Type = adTypeBinary
Stream.Open
Stream.LoadFromFile Server.MapPath(FileName)
While Not Stream.EOS
    Response.BinaryWrite Stream.Read(1024 * 64)
Wend
Stream.Close
Set Stream = Nothing
Response.Flush
Response.End
%>
使用：Download.asp?FileName=/Files/MY.doc
把你的DOC檔案放到根目錄Files下，你也可以放到其它地方了。

如：
<A HREF="Download.asp?FileName=/Files/MY.doc">點選下載WORD文件</A>