rty("visible", false);

                        Assert.isFalse(oModule.cfg.getProperty("visible"), "The value of the \"visible\" configuration property is not correct.");
                        Assert.areEqual("none", oModule.element.style.display, "The Module is not hidden when it should be.");

                        oModule.destroy();


                        oModule = new Module("module2", { visible: false });
                        oModule.setBody("This is the body");
                        oModul