USB WriteProtector: Prevent USB disc from virus or spy-ware attack

How to prevent your USB disc from virus or spy-ware attack? Pendrive, external hard disc or any removable storage is the easy tool to spread virus nowadays. USB WriteProtector can be use to prevent it. No need to install and free for use now. http://www.gaijin.at/dlusbwp.php

However, I found many disadvantages after use this USB WriteProtector, that are, it cannot prevent virus from other computer to attack your pendrive as well as other pendrive attack your computer. In short, it is totally useless for me.

Online viewer: To read PDF file, PostScript and Word Document online

How to open your PDF, PostScript and Word files everywhere and every time. Sometime it is quite troublesome for students, who need to use public computer to read their PDF note or article, but the computer did not install any PDF viewer. Therefore, an online PDF viewer is very helpful to overcome this problem.