// JavaScript Document

function cambiarVisible (capa) {
	capa.style.visibility="visible";
}

function cambiarOculta (capa) {
	capa.style.visibility="hidden";
}

function toggleColor(objElement) {
  if (objElement.className=='focus') {
    objElement.className='normal';
  } else {
    objElement.className='focus';
  }
}