Add the filename into the 'Attach file:' textfield directly below the post, or use the browse button, this will upload the file without having to paste it in, its also much cleaner to read the post that way.
Copy / Paste works differently in X than windows for many apps, if you select the text, then middle click your mouse where you want it to end up, you'll get the copy / paste with almost any X app.
"..the triumph of evil is for good men to do nothing."
VIDIA video driver RPMs for Fedora
:: see yum repo at livna.org