$(function(){
	//close all the content divs on page load
	$('.expander').hide();
	
	// toggle slide
	$('#togglebutton').click(function(){
	// by calling sibling, we can use same div for all demos
	$(this).siblings('.expander').slideToggle('fast');
	});

	// Make external links open in a new window
 	$("a[rel='external']").attr("target","_blank"); 

});