Attaching hashtag to URL with javascript

Question

I want to build an ajax site without sacrificing SEO. My question is: If I have link on my page like this:

Answer 1

You can change the location.hash property, it will change the current anchor identifier without navigating away form the page, for example you could:

Cats
Dogs

Then:

$('.ajaxLink').click(function (e) {
  location.hash = this.id; // get the clicked link id
  e.preventDefault(); // cancel navigation

  // get content with Ajax...
});​