Inspired by jQuery lazyload plug-in, but due to different browsers can not guarantee that images are lazy (like chrome), so using server-side image src attribute changes to ensure that all browsers can support.
YSLazyload lazy picture, only loaded after DOM elements finished, and to determine the current window to load and save your bandwidth resources.
Since changes in the service side image src attribute, so compatible with all browsers.
- A question that someone might have
Q. Why is my theme is installed is not valid?
A. First of all we must determine the subject has been quoted jQuery library, and the theme in use must be included wp_header and wp_footer function.