How to not display windows xp recently run files

Computers with Windows xp running, browsing some files will be recorded by the computer and displayed on the list of recently viewed documents, although this feature is very convenient, but it is not very Security, how can I not display these traces? This article gives you a way to not show how Windows xp recently run files.
Step 1. Right click on the blank space of the taskbar at the bottom of Windows XP and click on the "Properties" option.
Step 2. Click the "Start Menu" tab on the "Taskbar and Start Menu Properties" window.
Step 3. Next to the "Start Menu" option, you can see a "Custom" button. Clicking this button will launch the Custom Start Menu setting. (As shown in Figure 1)

Figure 1 Step 4, in the "Custom Start Menu" settings, click the "Advanced" tab.
Step 5. In the options that appear, find the option to "List my recently opened documents." (Figure 2)

Figure 2 Step 6. If you want to hide the most recently opened file, appear from the Start menu and uncheck this option. You can also clear any files currently displayed, click on the "Clear List" button, on the right.
Tips: Check this box if you want to restore the most recently opened file displayed on the Start menu.