Modifying a query string without reloading the page

Question

I am creating a photo gallery, and would like to be able to change the query string and title when the photos are browsed.

The behavior I am looking for is often see

Answer 1

Then the history API is exactly what you are looking for. If you wish to support legacy browsers as well, then look for a library that falls back on manipulating the URL's hash tag if the browser doesn't provide the history API.