WineHQ for Ubuntu Linux lets you emulate Windows software in a Linux environment, so you can play your favourite Windows games in Wine, or use your favourite Windows applications like Winamp or Foobar2000 media player in Ubuntu 9.10.
Click Here to reed my instructions on installing Wine HQ windows Emulator on Ubuntu
BleachBit will delete unwanted junk files for Ubuntu 9.10 and below, so you can get back your free space with a click of a mouse. Who doesn’t want an extra few hundred MB to a few GB of free space on their computer to use to store their music, videos, and photos. BleachBit is a safe and easy disk cleanup program for Ubuntu 9.10 and below.
After cleaning your registry or uninstalling a lot of programs, you should defrag your Windows Registry. Defragging your Windows registry with Glary Utilities will make your registry smaller which can save you memory and improve the structural integrity of Windows Registry. This will make your computer start-up, run, and shutdown Faster.
Learn how to use Dlary Utilities Registry Defrag program to Speed up Windows Performance