This online tool helps webmasters and other web oriented people to convert special characters into Unicode HTML entities, so they can be posted into webpages. It's very easy to use - just enter any text or characters into Text string field and press Encode button! That's it! You have found an ultimate cure for your problems - no more messed up onscreen characters even if webpage in question don't use UTF8 encoding!
If you don't need to preserve ASCII encoding (want everything in HTML entities), then select ASCII radio box to value "No".