To use key theme and layout, use the following in your .emacs or .emacs.d/init.el.

(setq ergoemacs-theme nil)
                (setq ergoemacs-keyboard-layout "us")
                (ergoemacs-mode 1)
              

Layout: US Asset layout. URL `http://millikeys.sourceforge.net/asset/'.(asset) French BÉPO layout. URL `http://bepo.fr/'.(bepo) US Colemak layout URL `http://colemak.com/'.(colemak) Danish layout.(da) German QWERTZ layout.(de) US Dvorak layout. URL `http://en.wikipedia.org/wiki/Dvorak_Simplified_Keyboard'.(dv) Spanish layout. URL `http://en.wikipedia.org/wiki/Keyboard_layout'.(es) FA Persian standard layout.(fa) French AZERTY layout. URL `http://en.wikipedia.org/wiki/Keyboard_layout'.(fr) UK layout. URL `http://en.wikipedia.org/wiki/Keyboard_layout'.(gb) UK Dvorak layout.(gb-dv) Italian layout. URL `http://en.wikipedia.org/wiki/Keyboard_layout'.(it) Neo Layout(neo) US Programmer Dvorak layout.(programmer-dv) PT Nativo layout URL `http://xahlee.info/kbd/pt-nativo_keyboard_layout.html'.(pt-nativo) Swedish layout.(sw) US English QWERTY layout.(us) US Workman layout. URL `http://www.workmanlayout.com/blog/'.(workman)
Theme:Keyboard LayoutStandard lvl1 - Level 1 Ergoemacs, just arrow keys. lvl2 - Level 2 Ergoemacs, Arrow keys, word movement, and deletion.