CoolTips is a lightweight unobtrusive JavaScript web-browser tooltips replacement technique.

CoolTips is used to replace conventional web-browser tooltips. The tooltips get contents of title attribute, so it’s fully unobtrusive. CoolTips is an OO class based on Prototype JS and script.aculo.us frameworks.

Tested on Windows and Mac. Firefox, Opera, Safari, Internet Explorer 6 & 7.

A layer mask allows manipulation of the viewable areas of a layer nondestructively, allowing for complex affecting and adjustment control for images. In this Quicktip, Zoom In Online Pro’s Matthew Hendershot demonstrates the process of setting up a simple layer mask, along with some of its common controls and editing options.

Access the tutorial here.