PDF Handler : content-disposition filename

Question

I am outputting a PDF file in a Web browser (IE8) HttpContext.Response.writefile(fileName) and it works great. When I try to save the file, it will give me the

Answer 1

See test cases at http://greenbytes.de/tech/tc2231/#inlwithasciifilenamepdf - it seems that this is simply a missing feature in IE.