hello sir can you give me one domain name http://krpuram.info

This tip is only recommended if you have 256MB RAM or higher.
Follow these steps:
Run SYSEDIT.EXE from the Run command.
Expand the system.ini file window.
Scroll down almost to the end of the file till you find a line called [386enh].
Press Enter to make one blank line, and in that line type
Irq14 ...

Each time u browse a web site on the internet,
the actual site name u type is resolved to an ip address.
This translation is effected through what is called the
DNS (Domain Name System).
This DNS information is stored in ur computer so that each time u type a web address ,
a record of its IP ...

**** start
run "msconfig"

under "startup" disable all

under "services" disable all except:{
application managmt
com+ system application
crytographic services
dhcp client
logical disk manager damin service
logical disk manager
event log
windows installer
network connections
plug and play
the 2 ...

Wanna tell your friends about the do's and dont's in your computer when they login in your absence. Well you can do it pretty easily by displaying a legal notice at system start up.
REGEDIT
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\system]
"legalnoticecaption"="enter ...

Well here's the trick which you can use to prove that Windows XP is not at all secure as multi-user operating system. Hacking the system registry from any account having access to system registry puts you in to the administrator account.
REGEDIT 4
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT ...

Wanna play with your friends by removing the shutdown option from start menu in their computer.
Just hack it down !!!
Regedit
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer
"NoClose"="DWORD:1"

Minor and easy tweak to remove any delay from menus sliding out. For this you will need to use regedit (open regedit by going to Start -> Run..., then typing 'regedit' and pressing enter). The key you need to change is located in HKEY_CURRENT_USERControl PanelDesktop. The actual key is called ...

A great tweaking file that comes with XP is gpedit.msc. Go to Start -> Run... and then type in 'gpedit.msc' and press enter. This is effectively the Policies Editor, and it comes in handy often. For example, if you hate CD autoplay like I do and want to permanently disable it, you can use this tool ...

Not a fan of MSN Messenger? don't want Windows Media Player on your system? Fair enough, but if you go to Add/Remove Programs in the Control Panel, by default none of Windows XP's 'built in' programs are visible. it's fairly easy to change, though... just open the file X:\Windows\inf\sysoc.inf ...