(function() {

var animateX = -20;
var animateInterval = 24;

var currentPage = null;
var currentDialog = null;
var currentWidth = 0;
var currentHash = location.hash;
var hashPrefix = "#_";
var pageHistory = [];

addEventListener("load", function(event)
{
    var body = document.getElementsByTagName("body")[0];
    for (var child = body.firstChild; child; child = child.nextSibling)
    {
        if (child.nodeType == 1 && child.getAttribute("selected") == "true")
        {
            showPage(child);
            break;
        }
    }

    var c = document.getElementById('chooser');
    if (c) {
	    c.onclick = function (ev) {
	    	ev.preventDefault();
	    	for ( var child = c.firstChild; child; child = child.nextSibling) {
	    		if (child.nodeType == 1) {
		            child.className = '';
		        }
	    	}
	    	ev.target.className = 'active';

	    	var id = ev.target.href.substring(ev.target.href.lastIndexOf('#') + 1);
	    	var el = document.getElementById(id);
	    	for ( var child = el.parentNode.firstChild; child; child = child.nextSibling) {
	    		if (child.nodeType == 1 && child.className) {
		            child.className = 'creds';
		        }
	    	}
	    	el.className = 'creds active';
			return false;
	    }
	}

    // setInterval(checkOrientAndLocation, 300);
    setTimeout(scrollTo, 0, 0, 1);
}, false);
/*
addEventListener("click", function(event)
{


    var link = event.target;
    while (link && link.localName.toLowerCase() != "a")
        link = link.parentNode;

    if (link && link.hash)
    {
        var page = document.getElementById(link.hash.substr(1));
        showPage(page);
        event.preventDefault();
    }
}, true);
*/
function checkOrientAndLocation()
{
    if (window.outerWidth != currentWidth)
    {
        currentWidth = window.outerWidth;

        var orient = currentWidth == 320 ? "profile" : "landscape";
        document.body.setAttribute("orient", orient);
    }

    if (location.hash != currentHash)
    {
        currentHash = location.hash;

        var pageId = currentHash.substr(hashPrefix.length);
        var page = document.getElementById(pageId);
        if (page)
        {
            var index = pageHistory.indexOf(pageId);
            var backwards = index != -1;
            if (backwards)
                pageHistory.splice(index, pageHistory.length);

            showPage(page, backwards);
        }
    }
}

function showPage(page, backwards)
{
    if (currentDialog)
    {
        currentDialog.removeAttribute("selected");
        currentDialog = null;
    }

    if (page.className.indexOf("dialog") != -1)
        showDialog(page);
    else
    {
        location.href = currentHash = hashPrefix + page.id;
        pageHistory.push(page.id);

        var fromPage = currentPage;
        currentPage = page;

        var homeButton = document.getElementById("homeButton");
        if (homeButton)
            homeButton.style.display = ("#"+page.id) == homeButton.hash ? "none" : "inline";

        if (fromPage)
            setTimeout(swipePage, 0, fromPage, page, backwards);
    }
}

function swipePage(fromPage, toPage, backwards)
{
    toPage.style.left = "100%";
    toPage.setAttribute("selected", "true");
    scrollTo(0, 1);

    var percent = 100;
    var timer = setInterval(function()
    {
        percent += animateX;
        if (percent <= 0)
        {
            percent = 0;
            fromPage.removeAttribute("selected");
            clearInterval(timer);
        }

        fromPage.style.left = (backwards ? (100-percent) : (percent-100)) + "%";
        toPage.style.left = (backwards ? -percent : percent) + "%";
    }, animateInterval);
}

function showDialog(form)
{
    currentDialog = form;
    form.setAttribute("selected", "true");

    form.onsubmit = function(event)
    {
        event.preventDefault();
        form.removeAttribute("selected");

        var index = form.action.lastIndexOf("#");
        if (index != -1)
            showPage(document.getElementById(form.action.substr(index+1)));
    }

    form.onclick = function(event)
    {
        if (event.target == form)
            form.removeAttribute("selected");
    }
}

})();


function checkLabel(o){
	if (o.value.length > 0) {
		o.previousSibling.style.display = "none";
	} else {
		o.previousSibling.style.display = "block";
	}


}
function optout (domain) {
                var now = new Date();
                var oneYear = new Date( now.getTime() + 31536000000 );
                var expireDate = oneYear.toGMTString();
        document.cookie = 'optout=1; domain='+domain+';expires='+expireDate+'; path=/';
                window.location.reload()
                return false;
               
                }