// on dom ready 
$(function(){
	
	// show / hide comment form
	$('fieldset#submit_a_comment').hide();
	$('#comments h3 span').showHideElement('fieldset#submit_a_comment').click(function(){
		$(this).toggleText('Add a comment', 'Hide the form');
		setTimeout("$.scrollTo( $('#comments'), 500 )", 500);
	});
	
	
	// minimise comments if > 4
	var totalCommnets = $('#comments .comment').length;
	if(totalCommnets > 4) {
		var toggleText = 'Show all '+totalCommnets+' comments';
		$('#comments .comment:gt(3)').hide().addClass('show-hide');
		$('#comments .comment:last').after('<p class="toggleComments">'+toggleText+'</p>');
		$('p.toggleComments').click(function(){
			$(this).toggleText(toggleText, 'Show fewer comments');
			$('.comment.show-hide').toggle(); 
			setTimeout("$.scrollTo( $('.comment:first'), 500 )", 500);
		});
	}
	
});