function dynamicBlock() {
	$('div.accordion-box h2').click(function(){
		$(this).next('div.block').slideToggle(300);
		$(this).parent().toggleClass('open');
	});
	$('#sidenav h2 a').click(function(){
		$(this).parent().next('div.block').slideToggle(300);
		$(this).parents('li').toggleClass('open');
		return false;
	});
}
if (window.addEventListener)
	window.addEventListener("load", dynamicBlock, false);
else if (window.attachEvent)
	window.attachEvent("onload", dynamicBlock);