Only a few netbooks, such as Intel's Classmate Convertible, have touch screens. Now Asustek has joined that exclusive group. Asus touch-screen netbook, which was originally announced at the Consumer Electronics Show in January. The netbook has an 8.9-inch touch-screen on which users can touch up photos or leave handwritten memos using their fingertips.

The netbook is powered by an Intel Z520 processor that runs at 1.33GHz, and it is available with as much as 1GB of memory and 82GB of storage. The T91 weighs about 0.96 kilograms (2.1 pounds) and offers five hours of battery life on a single battery charge. It comes with optional GPS and mobile broadband components. It runs Microsoft's Windows XP OS.

Acer showed its first Aspire One netbook with the Android operating system at the Computex show in Taiwan this week. The beauty of this operating system, according to Acer, is that it offers users outstanding wireless on the go. Acer conceded that Microsoft's Windows OS will be on a majority of the laptops, but it wants to put Android for the added convenience of users.