You need to send a Content-Type header back to the browser. For instance 
Content-Type: img/gif

[download]
With CGI you can do this by passing a -type argument to the header function. Like this: 
print header(
  # Stuff
  -type => "img/gif",
  # more stuff
);

[download]

In reply to Re: Opening a Document in its Native Application by tilly
in thread Opening a Document in its Native Application by lethered

Title:
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