title: How to highlight a word in an image?
body: <p>I'd like to be able to highlight a word in an image of a document when the user searches for that word.  Exactly like Google Books does 
  <a href="http://books.google.com/books?id=ykcLAAAAIAAJ&amp;printsec=frontcover#v=onepage&amp;q=okubo&amp;f=false" rel="nofollow noreferrer">here</a>.</p>
  
  <p>As far as I know, Tesseract and other open source OCR programs don't support this sort of function, so does anyone have any ideas how it might be done?</p>