As soon as you create the Image object, and set it's source, the browser starts to download. This is done asyncronously. That is, the x.src = "foo.gif" setting, doesn't halt the browser, until the ...

Lots of high-res images can really spruce up a Web site. But they can also slow it down-- images are files, files use bandwidth, and bandwidth is directly related to wait times. It's time you get ...

Images make up roughly 60 percent of the data downloaded with the average webpage. It's great that browser makers have been focused on improving JavaScript, but if we really want to speed up the ...