var start_index = 1;
var max_index = 5;
var default_time = 8000;
var timer = null;



var active_index = start_index;
$(function(){
		$('.controls .prev').click( function(){ prev_slideshow()});
		$('.controls .pause').click( function(){ pause_slideshow()});
		$('.controls .next').click( function(){ next_slideshow(false)});
		var time = $('#slide' + active_index).attr("rel");
		if(time)
		{
			timer = setTimeout("next_slideshow(true)", time);
		}else{
			timer = setTimeout("next_slideshow(true)", default_time);
		}
	});

function next_slideshow(showNext)
{
	$('#blurb' + active_index).removeClass('active');
	$('#slide' + active_index).hide();
	active_index++;
	if(active_index > max_index)
	{
		active_index = start_index;
	}
	var hasBlurb = $('#blurb' + active_index).length;
	if(hasBlurb != 0)
	{
		$('#blurb' + active_index).addClass('active');
	}
	$('#slide' + active_index).show();
	if(showNext){
		var time = $('#slide' + active_index).attr("rel");
		if(time)
		{
			timer = setTimeout("next_slideshow(true)", time);
		}else{
			timer = setTimeout("next_slideshow(true)", default_time);
		}
	}
}

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 = max_index;
	}
	$('#blurb' + active_index).addClass('active');
	$('#slide' + active_index).show();
	clearTimeout(timer);
}