How to show Ajax requests in URL?

What I want is to have links which change a part of the page , and a dynamic URL for it, where I can specify variables such like #calendar=10_2010tabview=tab2

Why does Twitter use a hash and exclamation mark in URLs, and how do they rewrite search URLs?

We understand the hash is for AJAX searches, but the exclamation mark? Anyone know?

Detecting Back Button/Hash Change in URL

I just set up my new homepage at http://ritter.vg . I'm using jQuery, but very minimally.

How does facebook rewrite the source URL of a page in the browser address bar?

Go to http://www.facebook.com/facebook?v=wall , then click on the info tab. The content will be loaded, and the address bar now becomes http://www.facebook.com/facebook?v=info but the webpage didn't reload.

On - window.location.hash - change?

I am using Ajax and hash for navigation. Is there a way to check if the window.location.hash changed like this?

Modifying document.location.hash without page scrolling

We've got a few pages using ajax to load in content and there's a few occasions where we need to deep link into a page. Instead of having a link to "Users" and telling people to click "settings" it's helpful to be able to link people to user.aspx#settings