Open many Gtalk on a single PC

1. Download  Gtalk from Google.

2. Run setup and Install it.

3. Then Right click on the desktop and make a shortcut.

4. Then a window will appear and in the Browse set the path of Gtalk like
 ("C:\programfiles\google\Google Talk\gtalk.exe")

5. After the path in the Browse give a space and write   /nomutex
 ("C:\programfiles\google\Google Talk\gtalk.exe" /nomutex)

6. Then click on the Next Button and give name googletalk.exe and click on finish.

7. Now whenever you will click on shortcut every time a new gtalk will open.

Hide Your important folder with command prompt

1. Create a text document and paste the following script in this file.

if EXIST "Control Panel.{21EC2020-3AEA-1069-A2DD-08002B30309D}" goto UNLOCK
if NOT EXIST Locker goto MDLOCKER
:CONFIRM
echo Are you sure u want to Lock the folder(Y/N)
set/p "cho=>"
if %cho%==Y goto LOCK
if %cho%==y goto LOCK
if %cho%==n goto END
if %cho%==N goto END
echo Invalid choice.
goto CONFIRM
:LOCK
ren Locker "Control Panel.{21EC2020-3AEA-1069-A2DD-08002B30309D}"
attrib +h +s "Control Panel.{21EC2020-3AEA-1069-A2DD-08002B30309D}"
echo Folder locked
goto End
:UNLOCK
echo Enter password to Unlock folder
set/p "pass=>"
if NOT %pass%==type your password here goto FAIL
attrib -h -s "Control Panel.{21EC2020-3AEA-1069-A2DD-08002B30309D}"
ren "Control Panel.{21EC2020-3AEA-1069-A2DD-08002B30309D}" Locker
echo Folder Unlocked successfully
goto End
:FAIL
echo Invalid password
goto end
:MDLOCKER
md Locker
echo Locker created successfully
goto End
:End

2. Save this file with  .bat extension
3. Then you see a batch file. Double click on this batch file to create a folder locker.
4. New folder named 'Locker' would be formed at the same location.
5. Now bring all the files you want to hide in the 'Locker' folder. Double click on the batch file to lock the folder namely 'Locker'.
press "Y" to conform.
Ur folder will disappear.
6. 2 bring back folder double click bat file again

Microsoft Fixit! utility

tool fix common software problems in an easy, intuitive way that is available when and where you need it. So whether you are looking for a solution in help or support content, or an error report, Fix it provides a way to apply automated fixes, workarounds, or configuration changes so you don’t have to perform a long list of manual steps yourself.

- Hardware, CD/DVD, Sound and Print
Printing problems and printing errors
Hardware devices not detected or not working
Your CD/DVD drive cannot read or write media
Diagnose and fix problems with sound and audio


- System and Security
Common system maintenance tasks
Problems with power usage and battery life 
Problems with overall system speed and performance
Windows Search is not working or searches are slower

- Internet Explorer
Internet Explorer freezes or crashes
Troubleshoot MSN client and connection
Improve performance, safety and security in Internet Explorer
Video freezes or crashes in Internet Explorer or Windows programs

- Others Issue
Windows Photo and Slideshow Problems (Pictures and Video)
Windows Vista Aero Glass visual effects are not working  (Appearance and Personalization)

Diagnose and repair Windows File and Folder Problems automatically (Files, Folders, and Search)
Diagnose and fix Windows Firewall service problems automatically (Networking, e-mail, and getting online)
Daylight Saving Time (DST) and Windows Time Zone problem solving (Performance and Maintenance)

Common system maintenance tasks
- Automatically detect and fix common maintenance problems such as broken desktop shortcuts, unused icons, disk volume errors, and incorrect system time display.

Problems with overall system speed and performance
- Automatically diagnose and fix causes of poor system performance, such as the power saver setting, multiple anti-virus programs running, multiple startup programs running, and too many users logged on to the computer.