A significant proportion of the current web environment is populated with unusable sites. Think about all those web sites in English that are slow, confusing, and in many cases broken. Now, many of those sites are being translated into additional languages. This does not mean the Web site is globalized. It does mean that the previously unusable English site is now unusable in additional languages.
Every user interface needs to be developed and validated with research and testing.
Lessons learned The web is global by design. By design, usability on the web means accounting for users from different cultural and linguistic background. Translation is not localization. Here is a list of Internet sites that provide a variety of information ranging from country customs to international business assistance to usability information. The Multilingual Site Blueprint .