#open terminal and run this following scripts, good luck
sudo apt-get update
sudo apt-get install build-essential
cd ~/Desktop
# get driver from http://linuxwireless.org/download/compat-wireless-2.6
wget http://linuxwireless.org/download/compat-wireless-2.6/compat-wireless-2.6.tar.bz2
tar -xjvf compat-wireless-2.6.tar.bz2
cd compat-wireless*
scripts/driver-select atl1c
make
sudo make install
#if not load after reboot try this
sudo modprobe atl1c
# to enable wireless network
sudo apt-get install bcmwl-kernel-source
echo wl | sudo tee -a /etc/modules