For instance, the following code creates an array of two images on the Web host server:var background =new Array(); background[0] = "/images/bg1.gif"; background[1] = "/images/bg2.gif"; Generate a ...

Select a technique to reduce the size of the image and optimize the source code of the Web page to allow the visitor's browser to download the page's main content while the background image loads.

He has more examples but here is the bigger one. On the left is an image of a heel on a dark green background in the Google Search result image snippet: ...