Then try this software
LALARM
You protect your computer by various softwares but this one is the best. It sounds an alarm if try to break into the computer and even send an email to your mail. You can even program the software to destroy selected data in your computer. Through this software you can use your pen drive as a lock. For this insert your pen drive into your computer and tie a cable to the pen drive and tie the other end to a wall, or a table. Then press windows key + L.When the computer is pulled the pen drive falls out of the usb port and the alarm goes off. You can use this application as a health warning too. It will warn you if your sitting in front the computer for a very long time.
HERE IS THE DOWNLOAD LINK------------------- DOWNLOAD
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