this->add_key(GUI_ID_KEY_CONSOLE_BUTTON, "Console", "keymap_console");
this->add_key(GUI_ID_KEY_FLY_BUTTON, "Toggle fly", "keymap_freemove");
this->add_key(GUI_ID_KEY_FAST_BUTTON, "Toggle fast", "keymap_fastmove");
this->add_key(GUI_ID_KEY_CONSOLE_BUTTON, "Console", "keymap_console");
this->add_key(GUI_ID_KEY_FLY_BUTTON, "Toggle fly", "keymap_freemove");
this->add_key(GUI_ID_KEY_FAST_BUTTON, "Toggle fast", "keymap_fastmove");