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Web Developer's Guide to Prerendering in Chrome Prerendering is an experimental feature in Chrome (versions 13 and up) that can take hints from a siteâs author to speed up the browsing experience of users. A site author includes an element in HTML that instructs Chrome to fetch and render an additional page in advance of the user actually clicking on it. As a web developer, you may be interested
Using the Page Visibility API The page visibility API is an experimental implementation of the webperf WGâs proposed page visibility API in new versions of Chrome (starting in version 13). It allows sites to detect whether they are being displayed to the user. Why youâd use it With tabbed browsing, thereâs a reasonable chance that any given web page is in the background and thus not visible
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