click here to download browsergestures.khotkeys file.(require KDE 4.3+)
System Settings -> Input Action -> Edit -> Import..... ->import browsergestures.khotkeys. click "Settings",enable "Gestures",the default mousebutton is set to "2" (mouse wheel),you can chose "3" (right button).
Opera ：Because Opera has its own mousegestures,so you can delete opera in conditions tab