var kbd_ru_std = "ё1234567890-=йцукенгшщзхъ/фывапролджэячсмитьбю.";
var kbd_ru_std_shift = "Ё!\"#;%:?*()_+ЙЦУКЕНГШЩЗХЪ\\ФЫВАПРОЛДЖЭЯЧСМИТЬБЮ,";

kbds["ru_std"] = kbd_ru_std;
kbds["ru_std_shift"] = kbd_ru_std_shift;

ltrs["ru_std"] = kbd_ru_std + kbd_ru_std_shift;