title: how to change the display language in eclipse
body: <p>I have downloaded a copy at <a href="http://mergedoc.sourceforge.jp/" rel="noreferrer">http://mergedoc.sourceforge.jp/</a> eclipse 3.7, but this IDE is Japanese, I want to change it into English, anyone can help me?</p>
  
  <p><img src="https://i.stack.imgur.com/MJNgJ.png" alt="screenshot"></p>