All browsers have some kind of caching mechanism in place, but to be honest, they don’t always work. Until HTML 4, the only work around was that the user had to save each page individually. HTML 5, thankfully, provides a smarter solution.
View original here: HTML 5: Offline Application Caching

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The last installment of this series discusses the lightest implementation of Lightbox. While it is stripped of all the bells and whistles, you are free to add them if you like. It requires no JavaScript framework, only a few lines of JavaScript to open and close the Lightbox.
Read the original here: The Lightest Lightbox

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