Got an answer?
I thing Grzegorz pointed you in the right direction, but in case you didn't click on the link, here is the Readers Digest Version from the link....
1. From Start menu, select Settings then Control Panel.
2. Start Regional Options.
3. Click on Languages tab.
4. Click Details..
5. Click Add and choose Polish (programers) , not polish(214) !!
Now you can choose between English Keyborad Layout and Polish Keyboard Layout to use in Windows.
ALT+l = ł
ALT+C = Ć etc..
translated from Polish WinXP so not every word may be accurate.
I hope it helps a little.
There is a good article written by Grzegorz Jagodziński about setting this up at:
In addition to using the Alt key, you can also use the ~ key (tilde) followed by a to get ą and so forth.
and from the link F15Guy provided...
Press and hold and press
------------------a c e l n o s x z
right Alt----------ą ć ę ł ń ó ś ź ż
right Alt + Shift---Ą Ć Ę £ Ń Ó Ś - Ż
Follow the links, and all will be answered...