var toggle = function($, element, sibling) {
  var p = $(element).click(function() {
    $(this).next(sibling).slideToggle(300)
  })
}

var replacer = function($, element, child, activeClass) {
  $(element).click(function() {
    var elem = $(this)
      , sibs = elem.siblings()
    elem.children(child).slideToggle(200)
    elem.toggleClass(activeClass)
    sibs.each(function() {
      $(this).slideToggle(200)
    })
  })
}

var bgSwap = function($, element, list) {
  $(element).css('background', 'url(' + list[Math.floor(Math.random() * list.length)] + ')');
}