var top_count;
var bot_count;
var top_interval;
var bot_interval;
var top_old = 0;
var bot_old = 0;
var top_current = 0;
var bot_current = 0;
var rotate_time = 4000;

$(document).ready(function()
{
	top_count = $("div.top_pair").size();
	bot_count = $("div.bot_pair").size();
	$("div#panda_scripted").fadeIn("slow");
	$("div.top_pair:eq(" + top_current + ")").fadeIn("slow");
	$("div.bot_pair:eq(" + bot_current + ")").fadeIn("slow");

	setInterval(rotate,rotate_time); //time in milliseconds
});

function rotate()
{
	rotate_top();
	rotate_bot();
}

function rotate_top()
{
	top_current = (top_old + 1) % top_count;
	$("div.top_pair:eq(" + top_old + ")").fadeOut("slow");
	$("div.top_pair:eq(" + top_current + ")").fadeIn("slow");
	top_old = top_current;
}

function rotate_bot()
{
	bot_current = (bot_old + 1) % bot_count;
	$("div.bot_pair:eq(" + bot_old + ")").fadeOut("slow");
	$("div.bot_pair:eq(" + bot_current + ")").fadeIn("slow");
	bot_old = bot_current;
}