You should also check the charset meta tag. It's important to specify this value when characters displayed are not English letters. Please see online example for setting locale for foreign language display

http://phpgrid.com/example/display-foreign-language-characters/ 

Additional readings: 

• http://www.w3schools.com/html5/att_meta_charset.asp
  
• http://en.wikipedia.org/wiki/Character_encodings_in_HTML