Hacking Gmail

Chapter 5 — How Gmail Works 57

<a href=”/” onclick=”Listing1();return false;”>How does it
smell?

Open Listing.htmlin a browser and it should appear very much like Figure 5-3.

FIGURE5-3: Ready to click on the link?

And when you click on the link, you should get a pop-up alert box similar to

Figure 5-4.

FIGURE5-4: The result of an XMLHttpRequest function call