I use a netbook (Asus eeePC 1005ha). Often I work full screen in libreoffice writer. I've noticed that when operating in a maximized window, unity locks up and sometimes freezes both programs. Additionally, the alt+tab command doesn't display the libre office instance when it is maximized. This problem doesn't occur when the screen is in a window form. Any thoughts?
LibreOffice has issues going into fullscreen in Unity. The launchpad bug #768966 regarding this issue has a good work around from Daniel Centore: