Hi, sometimes you might loose your "Show Desktop" icon in your windows quickbar by extra dark forces.
So it happened to me, and not only one time!!
Now i found this cool tip on the net, on how to restore it.
Create a *.txt file somewhere, open it and place this code inside:
Then rename your txt to this:
Thats it. Now just rightclick drag'n'drop this file to your quickbar, making a copy there..
This is windows greatness.....