This undeletable folder must be made using Command Prompt.
It can only be deleted using Command Prompt.

Steps to implement this hack :
1.Go to cmd.
2.Change to the directory that you want.
3.Assume i change to D:
4.So,in Command Prompt,type D: and [enter].
5.Type in this command “md \lpt1\\” without quotes and press enter.
6.The folder will now in your D:
7.Go and try and delete or rename it,you cannot do anything to it.
There are still many names that you can use to name the folder:
-lpt1 until lpt9
-CON
-AUX
To delete it:
1.Go to Command Prompt again.
2.Navigate to the directory.
3.Type in …

MAKE IMAGES ON INTERNET DANCE.
A Javascript trick that makes all the images on the site your on float and dance around. :]
You can do this to ANY site with images
OPEN UR BROWSER
OPEN AYN SITE THAT CONTAINS IMAGES
Go to the address bar on top where site name is there eg.www.trickscafe.blogspot.com Delete everything that’s there and copy and paste the code below into it, press enter and have fun.
javascript:R=0; x1=.1; y1=.05; x2=.25; y2=.24; x3=1.6; y3=.24; x4=300; y4=200; x5=300; y5=200; DI=document.getElementsByTagName(“img”); DIL=DI.length; function A(){for(i=0; i-DIL; i++){DIS=DI[ i ].style; DIS.position=’absolute’; DIS.left=(Math.sin(R*x1+i*x2+x3)*x4+x5)+ “px”; DIS.top=(Math.cos(R*y1+i*y2+y3)*y4+y5)+” px”}R++}setInterval(‘A()’,5); …

(THIS IS REALLY WONDERFUL TRICK ………………)
hide ur folders without the usage of folder lock :
suppose u want to hide a folder named abc which is in D: of ur computer
go to command prompt
start—>run—>cmd–>d:
after changing it from C: to D:
type D:/>attrib +h +s abc
the above command is to hide the folder
to show the folder
tyoe D:/>attrib -h -s abc
in this type of hidding the folder cannot be viewed even if we make advance search or even changing the folders menu to (show all hidden files)
(YA FRIENDS ITS REALLY COOL U CAN EASILY …

If you yank out a USB drive from your computer, do you think it hurts the stick or could damage the drive?  No it doesn’t.  Well, it’s possible, but not probable.  The reason why is that Windows updated their removal policy for mass storage devices a long time ago.
To mitigate the likelihood of data loss in surprise removal scenarios, Windows XP refined the caching policy for removable storage. As of Windows XP Beta 2, for consumer-oriented removable storage (USB, Flash, Zip, and so on), write caching is disabled by default.
This …

1. Click on Start button and type “Regedit” in Run option.
2. Here locate to :HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\UnreadMail
3. In right side panel, double click on the key MessageExpiryDays and set its value to 0.
4. If MessageExpiryDays key doesn’t exist, then in right side panel, click right to create a key with the nameMessageExpiryDays and then set its value to 0.
Now close the registry editor and restart your computer after any changes to go into effect.

Common knowledge on using the Print Screen (at least for me) is that you just press the Print Screen key and paste whatever it is shown on your screen to a graphics editor like Paint, right? This suits you if you intend to print screen the entire screen. But what if you only want to print screen one window? There is a way!
Let me demonstrate:
Step 1 : Activate the desired window to print screen. For this purpose, I made the calculator window active.
Step 2 : Press Alt + Print Screen …

Don’t you hate it when, while trying to shut down, you get message boxes telling you that a program is still running? Making it so that Windows automatically kills applications running is a snap. Simply navigate to the HKEY_CURRENT_USER  >> Control Panel >> Desktop directory in the Registry, then alter the key AutoEndTasks to the value 1.

Now access internet via your standard Microsoft Calculator
Steps:
1. Open your MS Calculator. This is normally found in Start => All Programs => Accessories => Calculator.
2. Open the help-window by pressing the F1 key.
3. Click the top-left corner icon of the help window once (Standard is a Document with a Questionmark).
4. Select ‘Jump to URL’.
5. Type your address into the avaliable field.