Google Web Toolkit (GWT) is an AJAX based RIA framework that promises to enrich your Java/JEE Web Applications with a Rich user experience. It also promises to ease error-prone JavaScript & HTML development by abstracting it under the safety of a compile-time language like Java. GWT is a good framework overall and delivers on most of its promises -but- a few short-comings are to be noted. Checkout the complete article... http://sonymathew.blogspot.com/2009/02/issues-with-gwt_17.html