code: public static SiteSwitcherHandlerInterceptor mDot(String serverName, Boolean tabletIsMobile) {
  		return new SiteSwitcherHandlerInterceptor(StandardSiteSwitcherHandlerFactory.mDot(serverName, tabletIsMobile));
  	}
docs: Creates a site switcher that redirects to a <code>m.</code> domain for normal site requests that either
  originate from a mobile device or indicate a mobile site preference.
  Uses a {@link CookieSitePreferenceRepository} that saves a cookie that is shared between the two domains.