I want to know what should the dimensons be for the computer desk- height,length & depth of desk.Width & depth & ht of keyboard tray.Height& depth of chair.

What is the battery life in microsoft ergonomic mouse 6000..??it uses 2 AA batteries(duracell or energizer).. How much time will the batteries run.? please help friends..
thanks…

this is the mouse..

http://images.google.co.in/imgres?imgurl=http://www.geek.com/xyzimages/stories/reviewimages/microsoft_6000/nat6k_02.jpg&imgrefurl=http://www.geek.com/microsoft-natural-wireless-laser-mouse-6000/&h=301&w=401&sz=20&hl=en&start=4&um=1&tbnid=qth76Qm8Onjj9M:&tbnh=93&tbnw=124&prev=/images%3Fq%3DWhat%2Bis%2Bthe%2Bbattery%2Blife%2Bin%2Bmicrosoft%2Bergonomic%2Bmouse%2B6000%253F%26um%3D1%26hl%3Den%26sa%3DN

I use the computer a lot, and sometimes I get cramps in the middle of my hand. I was thinking of getting an ergonomic mouse, but one that is not too deformed or strange. I was thinking of getting this one

http://www.amazon.com/Kensington-Wired-Ergonomic-Styling-K72326US/dp/B0014IUVVK/ref=sr_1_12?ie=UTF8&s=electronics&qid=1261928602&sr=1-12

It says it has ergonomic styling. Do you think it will work?