var active_index = 1;
var timer = null;

$(function(){
		$('.controls .prev').click( function(){ prev_slideshow()});
		$('.controls .pause').click( function(){ pause_slideshow()});
		$('.controls .next').click( function(){ next_slideshow(false)});
		timer = setTimeout("next_slideshow(true)", 8000);
	});

function next_slideshow(showNext)
{
	$('#blurb' + active_index).removeClass('active');
	$('#slide' + active_index).hide();
	active_index++;
	if(active_index > 3)
	{
		active_index = 1;
	}
	$('#blurb' + active_index).addClass('active');
	$('#slide' + active_index).show();
	if(showNext){
		timer = setTimeout("next_slideshow()", 8000);
	}
}

function pause_slideshow()
{
	clearTimeout(timer);
}

function prev_slideshow()
{
	$('#blurb' + active_index).removeClass('active');
	$('#slide' + active_index).hide();
	active_index--;
	if(active_index < 1)
	{
		active_index = 3;
	}
	$('#blurb' + active_index).addClass('active');
	$('#slide' + active_index).show();
	clearTimeout(timer);
}