var sp2;
var quotes;
var quotes2;
var lastTab="nutshell";

function switchTab(tab)
{
	if (tab!=lastTab)
	{
		document.getElementById(tab).className=("tabActive");
		document.getElementById(lastTab).className=("tab");
		sp2.showPanel(tab+"Panel");
		lastTab=tab;
	}
}

function fadeInNextQuote()
{
	if (!quotes || quotes.length < 1)
		return;

	var curEle;

	if (typeof quotes.curIndex == "undefined")
		quotes.curIndex = quotes.length - 1;
	else
		curEle = quotes[quotes.curIndex];

	quotes.curIndex = (quotes.curIndex+1)%quotes.length;
	var nextEle = quotes[quotes.curIndex];

	if (curEle)
		Spry.Effect.DoFade(curEle, { from: 100, to: 0 });
	Spry.Effect.DoFade(nextEle, { to: 100, finish: function(){ setTimeout(function(){ fadeInNextQuote(); }, fadeInNextQuote.interval); } }
	
	);
}

function fadeInNextQuote2()
{
	if (!quotes2 || quotes2.length < 1)
		return;

	var curEle2;

	if (typeof quotes2.curIndex == "undefined")
		quotes2.curIndex = quotes2.length - 1;
	else
		curEle2 = quotes2[quotes2.curIndex];

	quotes2.curIndex = (quotes2.curIndex+1)%quotes2.length;
	var nextEle2 = quotes2[quotes2.curIndex];

	if (curEle2)
		Spry.Effect.DoFade(curEle2, { from: 100, to: 0 });
	Spry.Effect.DoFade(nextEle2, { to: 100, finish: function(){ setTimeout(function(){ fadeInNextQuote2(); }, fadeInNextQuote2.interval); } }
	
	);
}

fadeInNextQuote.interval = 6000;
fadeInNextQuote2.interval = 3000;

Spry.Utils.addLoadListener(function()
{
	// Show the sliding panels tab buttons.

	Spry.$$(".slidingTabPanelWrapper").setStyle("display: block");
	Spry.$$("#nutshell, #widgets, #data, #effects").addEventListener("click", function(){ switchTab(this.id); return false; }, false);

	// Turn the slidingPanel region into a real sliding panel widget.

	Spry.$$("#slidingPanel").addClassName("SlidingPanels").setAttribute("tabindex", "0");
	Spry.$$("#slidingPanel > div").addClassName("SlidingPanelsContentGroup");
	Spry.$$("#slidingPanel .SlidingPanelsContentGroup > div").addClassName("SlidingPanelsContent");
	sp2 = new Spry.Widget.SlidingPanels('slidingPanel');

	// Find the quoteBox and setup any quotes inside it for fading.

	Spry.$$(".quoteBox").setStyle("height: 260px;");
	quotes = Spry.$$(".quote").setStyle("position: absolute; top: 0px; left: 0px; opacity: 0; filter: alpha(opacity=0);");
	fadeInNextQuote();
	
	Spry.$$(".quoteBox2").setStyle("height: 120px;");
	quotes2 = Spry.$$(".quote2").setStyle("position: absolute; top: 0px; left: 0px; opacity: 0; filter: alpha(opacity=0);");
	fadeInNextQuote2();
});