HP Mini 210 - Synaptics Trackpad wont scroll

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http://crunchbanglinux.org – I've made a triple-boot install on my hp mini 210-2000 (#!, Win7 and BT5).On #! used a usb wifi (alfa networks, realtek chipset. Always works on linux) to download the updates (sudo apt-get update    apt-get upgrade).The first problem I want to fix is the trackpad. OTB it would ignore the right click.A partial fix I've found on http://ubuntuforums.org/showthread.php?t=1388164 was:sudo echo options psmouse proto=exps > /etc/modprobe.d/psmouse.modprobe rebootIf I understood it right, this makes de trackpad be recognized as a PS2 mouse, right?This allows me to do "righ (HowTos)