Trick 1

How To Make an Invisible Folder .:

Create a new folder and rename it as: ALT 0160.

Change the icon from properties and the folder is invisible.
Trick 2
 How To Create a Prank Virus .:

Open a notepad and copy-paste the following :

@echo off

echo YOU HAVE A VIRUS ON YOUR COMPUTER

pause

echo CONTATTING ANTIVIRUS

pause

echo DO YOU WANT TODELETE ANTIVIRUS?

pause

echo ACCESS DENIED

echo ACCESS DENIED

echo ACCESS DENIED

pause

echo ACTIVATING VIRUS

echo VIRUS ACTIVATED

pause

:1

dir/s

goto 1

Save it as: """"""""".bat
  Trick 3

Windows XP Secret Song .:

Go to My Computer

Open Folder Images andsearch a file called:"title"

Open the file and enjoy the windows XP secret song