$(document).ready(function(){

  $('#button-category').click(function(){$('#category').toggle();return false;})

  $().piroBox({
      my_speed: 300, //animation speed
      bg_alpha: 0.5, //background opacity
      slideShow : true, // true == slideshow on, false == slideshow off
      slideSpeed : 3, //slideshow
      close_all : '.piro_close' // add class .piro_overlay(with comma)if you want overlay click close piroBox
   });
})