Prova a personalizzarti questo (funziona):
codice:
<%
dim objStream, myFILE, fname
Const adTypeBinary = 1
Const adReadAll = -1
fname = request("nomefile")
myFILE = Server.MapPath(".") & "/docs/" & fname
set objStream = Server.CreateObject("ADODB.Stream")
objStream.Type = adTypeBinary
objStream.Open
objStream.LoadFromFile myFILE
Response.Expires = 0
Response.Buffer = true
Response.ContentType = "application/octet-stream"
Response.Addheader "Content-Disposition", "attachment; filename=" & fname
Response.Addheader "Content-Length", objStream.size
Response.BinaryWrite(objStream.Read(adReadAll))
objStream.Close
set objStream = nothing
Response.End
%>