>>George,
>>
>>In your blog can you clarify that you used miles? And also may be provide an alternative function in km?
>>
>>Thanks a lot in advance.
>
>The blog already mentions that the results are in miles. Converting from miles to kilometers is ridiculously simple. I could clutter the blog with a ton of details, but it would actually detract from the blog because it would be more difficult to follow.

Ok, I agree.