function showanswer(t) {
    var x = t.parentNode.firstChild;
    while (x) {
      if (x.className == "faqanswer") {
        if (x.style.display == 'block') {
          x.style.display = 'none';
	} else {
	  x.style.display = 'block';
	}
      }
      x = x.nextSibling;
    }
  }