code: public static final boolean iOS4Plus() {
  		if (cachediOs4Plus == null) {
  			cachediOs4Plus = false;
  			if (Platform.getName().equals(PLATFORM_IPHONE_OS)) {
  				String[] version = Javascript.stringSplit(Platform.getVersion(), ".");
  				int major = Integer.parseInt(version[0]);
  				cachediOs4Plus = (major >= 4);
  			}
  		}
  
  		return cachediOs4Plus;
  	}
docs: Returns true if iphone/ipad and version is 4.0+