//// User defined button widget// that extends dojo's button widget by setting custom images//// In java terminology, this file defines// a class called acme.widget.Button that extends dojo.widget.Button//dojo.provide("my.widget.Button");dojo.require("dojo.widget.Button");// <namespace>, <namespace>.widget is now considered 'conventional'// therefore the registerNamespace call below is no longer necessary here// Tell dojo that widgets prefixed with "acme:" namespace are found in the "acme.widget" module//dojo.registerNamespace("acme", "acme.widget");// define UserButton's constructordojo.widget.defineWidget(	// class	"my.widget.Button",	// superclass		dojo.widget.Button,		// member variables/functions	{		// override background images		inactiveImg: "tests/widget/myWidget/inactive-",		activeImg: "tests/widget/myWidget/active-",		pressedImg: "tests/widget/myWidget/pressed-",		disabledImg: "tests/widget/myWidget/disabled-",		width2height: 1.5	});