LOCKING COMPUTERS.IN XP

To lock a computer in XP, as you probably know, you press "L" while holding down "Windows Logo" key on your keyboard. However, if you would like to lock a computer remotely, for example via "Remote Administrator", you don't have this ability. What you can do instead, is to create a shortcut on remote computer's desktop where Target

%windir%\System32\rundll32.exe user32.dll,LockWorkStation Start In %windir%

REMOVE PAST ITEMS ICONS IN TASKBAR.

Some times, When you check your Taskbar properties or when you hide or unhide icons you can see old icons from Uninstalled or old programs you dont have anymore. This Tweak will help you how to get rid of this problem on How To clear the Past Items or Icons list in the TaskBar, follow the following steps:

1. Open Regedit Navigate to:

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\TrayNotify

2. Delete the IconStreams and PastIconsStream values

3. Open Task Manager, click the Processes tab, click Explorer.exe , and then click End Process .

4. In Task Manager, click File , click New Task , type explorer , and then click OK .

DISABLE WINDOWS PICTURE AND FAX VIEWER

By default, Windows XP opens all picture files (gif,jpg, etc) with the included Windows Picture and Fax Viewer no matter what other picture viewers you have installed. To disable the Windows Picture and Fax Viewer, unregister shimgvw.dll. This can be done from command prompt: regsvr32 /u shimgvw.dll. Hope that helps.