GWT is, in essence, a JavaScript generator. The interesting thing is what this JavaScript is generated from: Java. GWT takes Java code written against a special API and converts it into browser-runnable Ajax code.

In this article, I will show how to build Ajax-enabled applications using Dojo and JSON–two very different but complementary technologies that can significantly enhance the interface and usability of web applications. With the help of some simple example

curvyCorners is a free JavaScript program that will create on-the-fly rounded corners for any HTML DIV element, that look as good as any graphically created corners.