Highlight Menu Item when Scrolling Down to Section

Question

I know this question have been asked a million times on this forum, but none of the articles helped me reach a solution.

I made a little piece of jquery code that hi

Answer 1

For anyone trying to use this solution more recently, I hit a snag trying to get it to work. You may need to escape the href like so:

$('#navigation > ul > li > a[href=\\#' + id + ']');

And now my browser doesn't throw an error on that piece.