For WMV please see my 'Media in Fedora Core' howto, I show how to get videos such as wmv and more working. As for flash, you can use the RPM installer for quick setup:
Code:
su -
wget http://macromedia.mplug.org/rpm/RPMS.macromedia/flash-plugin-7.0.68-1.i386.rpm
rpm -ihv flash-plugin-7.0.68-1.i386.rpm
rm flash-plugin-7.0.68-1.i386.rpm
mkdir -p /usr/X11R6/lib/X11/fs/
ln -s /etc/X11/fs/config /usr/X11R6/lib/X11/fs/config
Now restart Firefox and you should be set.
Firewing1