jQuery(document).ready(function(){
  jQuery('#filters ul').hide();
  jQuery('#filters h3').click(function(){
    var oldimg = jQuery(this).children('img').attr('src');
    var newimg = oldimg.replace(/expand/,'fold');
    if(newimg==oldimg) {
      newimg = oldimg.replace(/fold/,'expand');
      jQuery(this).next().fadeOut();
    }
    else {
      jQuery(this).next().fadeIn();
    }
    jQuery(this).children('img').attr('src',newimg);
  });


  jQuery('#filters h3.open-filter').each(function(){
    var img = jQuery(this).children('img').attr('src');
    var newimg = img.replace(/expand/,'fold');
    jQuery(this).children('img').attr('src',newimg);
    jQuery(this).next().fadeIn();
  });

});