input.setLabelValue("Text Button");
input.setEnabled(false); // Para testear la propagaci�n al DOM (getDisabled)
TestUtil.checkError(inputElem.getDisabled());
input.setEnabled(true);
input.addEventListener("click",this);
input.addEventListener("mousedown",this);
input.addEventListener("mouseup",this);
input.addEventListener("mouseover",this);
input.addEventListener("mouseout",this);