(function($) {


$.fn.yaa = function(settings) {

    // settings
    settings = $.extend({
		activeClass: 'header_highlight',
        headClass: 'accordion_heading',
        contentClass: 'accordion_content',
		slideTime: 300
    }, settings || {});

    return this.each(function() {

		$(this).children('.' + settings.contentClass).hide(); 
		$(this).children('.' + settings.activeClass).next('.' + settings.contentClass).slideDown(settings.slideTime);
		$(this).find('.' + settings.headClass).click(function() {
			$(this).next('.' + settings.contentClass).slideToggle()
			.siblings('.' + settings.contentClass + ':visible').slideUp(settings.slideTime);
		});
    
	});

};

})(jQuery);

$(function(){
	$('#accordion').yaa({
	  slideTime: 300,
	  headClass: 'accordion_heading'
	});
	$('.accordion_heading').wrapInner('<span/>')
});