ArchInstall is an Arch Linux installer, designed for people who are already familiar with installing Arch manually.
When the live cd reaches the terminal screen, enter the following commands:
pacman -Syy wget
wget https://github.com/raw/Eriksh/ArchInstall/master/ArchInstall.sh && chmod +x ArchInstall.sh
Next the user should configure the settings they want using:
nano ArchInstall.sh
Lastly, to run the program type in:
./ArchInstall.sh