Google Desktop is a desktop search application that you can easily search your own email, files, music, photos, and more as easy as searching the web with Google just by typing a few words in a quick search box.
Install Google Desktop
Download Google Desktop from:
Double click to install,or use this command in terminal:
sudo dpkg -i package_name_here
Once installed,launch from Applications->Google Desktop.
Using Google Desktop
Right click on Google Desktop icon,you can change your google search settings:
Make Google Desktop auto-run when startup
Go to System->Preferences->Startup Applications,click on Add and type /usr/bin/gdlinux in command field.
Google Desktop features: