flash service

12 | Chapter 1: Rule 1: Make Fewer HTTP Requests The "planchette" is any HTML element that supports background images, such as a SPAN or DIV. The HTML element is positioned over the desired part of the back- ground image using the CSS background-position property. For example, you can use the "My" icon for an element's background image as follows:

I modified the previous image map example to use CSS sprites. The five links are contained in a DIV named navbar. Each link is wrapped around a SPAN that uses a sin- gle background image, spritebg.gif, as defined in the #navbar span rule. Each SPAN has a different class that specifies the offset into the CSS sprite using the background- position property:

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