jQuery overlayHole is a jQuery plugin used for highlighting a set of html elements you specify with an overlay effect.
An Overlay with a Hole as a JQuery Plugin!
jQuery Plugin To Focus/Highlight Any Elements - focusify
jQuery Plugin To Highlight Any DOM Elements - revealElements.js
Set Focus On Multiple Input Fields At The Same Time - jQuery MultiFocus
Auto Set Focus On Text Field Or Editable Element - jQuery focusEnd
Highlight Part Of HTML Elements With jQuery - overlayHole
Accessible Animated Focus Box Plugin With jQuery - FocusOverlay