xorg.conf - synaptic

Section "InputClass"
        Identifier                      "Apple Wireless Trackpad"
        MatchIsTouchpad "yes"                           # required
        Driver          "synaptics"                     # required
        Option          "MinSpeed"              "0.5"
        Option          "MaxSpeed"              "1.0"
        Option          "AccelFactor"           "0.085"
        Option                                  "LockedDrags"                                           "0"
        Option          "TapButton1"            "1"
        Option          "TapButton2"            "3"     # multitouch
        Option          "TapButton3"            "2"     # multitouch
        Option                                  "FastTaps"                                                      "1"
        Option          "VertTwoFingerScroll"   "1"     # multitouch
        Option          "HorizTwoFingerScroll"  "1"     # multitouch
        Option                                  "VertScrollDelta"                               "235"
        Option                                  "HorizScrollDelta"                      "235"

# inertial scrollig
        Option                                  "CornerCoasting"                                "0"
        Option                                  "CoastingFriction"                      "30"
  Option          "CoastingSpeed"         "8"

# disable all other scrolling
  Option          "CircularScrolling"     "0"
  Option          "CircScrollTrigger"     "7"
  Option          "EdgeMotionUseAlways"   "0"
  Option          "LTCornerButton"        "8"     # browser "back" btn
  Option          "RTCornerButton"        "9"     # browser "forward" btn
EndSection