GitHub - alexpeattie/shadow-animation: With this jQuery plugin, you can extend the animate function to support the CSS box shadow-property. You can animate the color, the x- and y-offset, the blur-radius and spread-radius.
15 CSS box-shadow Examples
10+ jQuery Search Boxes - csshint - A designer hub
Why is my background div jumping when I use jQuery animate height? - Stack Overflow
jQuery ui draggable. Clone with shadow - Stack Overflow