var speed = "fast";

$(document).ready(function() {
  $(".answer").hide();
  $("a.question").click(toggle);
  $("a.expandall").click(expand_all);
  $("a.collapseall").click(collapse_all);
});

function collapse_all() {
  $('.answer').hide(speed);
  $('.questions > li > a').css("background-image", "url(images/tri-r.gif)");
  return false;
}

function expand_all() {
  $('.answer').show(speed);
  $('.questions > li > a').css("background-image", "url(images/tri-d.gif)");
  return false;
}

function toggle() {
  var ans = $(this).next();
  var li = $(this).parent();
  if (ans.is(':visible')) {
    $(this).css("background-image", "url(images/tri-r.gif)");
    ans.hide(speed);
    this.blur();
  } else {
    $(this).css("background-image", "url(images/tri-d.gif)");
    ans.show(speed);
    this.blur();
  }

  return false;
}