Netbooks—the low-power and lightweight mini-notebooks that have surged in popularity—practically beg for some tweaking and customization to increase the functionality of their diminutive screens and relatively wimpy processors. Find yourself the perfect netbook operating system from this fine selection. Earlier this week we asked you to share your favorite operating system for giving your diminutive mobile-computing companion a boost. You shared your favorite netbook OS, and now we're back to highlight the five most popular options.