Tangent:
Though can't attach a file per se, you could kick it old school and embed a file in a PM with uuencode (
http://www.bastet.com/). Large files might need a few PMs.
begin 0666 smilie.gif
M1TE&.#EA#P`/`-4_`/_XJ__XHO#HD/_XH-++?M_8AO_WF_'JD=7/@/_\U<[(
M?.KCC/_[TO_\V?_YL?_YL/_XI^[GC]W6A/_[SOWUF/_YM?_WG?KREO_[RO_\
MW/_[Q__ZO<?!=^;?BO_ZN^CAB_;NE/OSEO_XI?3MD_;ND__ZPL*\=<K#><O%
M>O[VF/OSE__\V/_YM/_[QO_ZO/_ZP/_YK^GBC/_[R?_\T__WF>':A__ZO]G2
M@OSTE_GQE>/<B/_\V__XJ,&[=````*2DI"'Y!`$``#\`+``````/``\```:1
MP)]0Z"L6A\A?,;-B8%Y'I"^3V24F+<\#XAOZ5HW&56-C\2R7KI(Q*Y8\E6+H
MT/5I,++B`\#U'3XU11L;+A4``18&*@<=$@A%#@XPAP8T%"0Q$@0H12(!`0,&
M%#@Y$04$'"9%*6D@(P<""P4*/CT]=1$+/CH%CB>UMT0=!3=&1;;!1`@*',C(
,:E[`S]!)QM0_00`[
`
end