Here are the capital and small Greek letters for HTML 4.0 special characters from the UTF-8 Character Set.
ASCII stands for American Standard Code for Information Interchange. It is the standard format used for text files within computers and online. As computers can only understand numbers, the ASCII code is the numerical representation of alphabetic and special characters, such as ‘a’ and/or the ‘©’ symbol.
if you have problems with greek character encoding use this functions.