Facts to be known in windows xp

1) A folder named CON, NUL, PRN cannot be created.
2) To rotate desktop screen press CTRL + ALT + arrow keys.
3) Short cut:
Windows + Tab
Cycles all open programs and taskbar buttons. Press [ENTER] to select.
4) If you want to turn of Windows XP showing Zip files as folders,
just run: regsvr32 /u zipfldr.dll
5) To create folder named CON or PRN or NUL
Then goto
Start > run type cmd
Type MD D:\CON\
to delete change MD to RD do not use it for private use.
6) Here a important and hidden feature of your window.
You can resume your work in your pc.
Click start
select turn off press shift.....

7) Want to shut down the computer 100 times faster then
Press ctrl + alt + del ,open task manager
Click the Shutdown tab.
While holding ctrl key ---- press TURN OFF.