/**
* Styleswitch stylesheet switcher built on jQuery
* Under an Attribution, Share Alike License
* By Kelvin Luck ( http://www.kelvinluck.com/ )
**/

$(document).ready(function() {
	$('.styleswitch').click(function()
	{
		switchStylestyle(this.getAttribute("rel"));
		return false;
	});
	var c = readCookie('style');
	if (c) switchStylestyle(c);
});



function switchStylestyle(styleName)
{
	$('link[@rel*=style][@title]').each(function(i) 
	{
		this.disabled = true;
		if (this.getAttribute('title') == styleName) this.disabled = false;
	});
        
	createCookie('style', styleName, 365);
        if(styleName=="kris"){
                $('.main').Sortable({
                        accept: 'sort',
			helperclass: 'sortHelper',
			activeclass : 	'sortableactive',
			hoverclass : 	'sortablehover',
			tolerance: 'pointer'
                });
        }
        if(styleName=="classic"){
                $('.container').Sortable({
                        accept: 'sort',
                        helperclass: 'sortHelper',
                        activeclass :   'sortableactive',
                        hoverclass :    'sortablehover',
                        tolerance: 'pointer'
                });
        }
       if(styleName=="forest"){
                $('.container').Sortable({
                        accept: 'sort',
                        helperclass: 'sortHelper',
                        activeclass :   'sortableactive',
                        hoverclass :    'sortablehover',
                        tolerance: 'pointer'
                });
        }
        if(styleName=="kris2"){
                $('div.column').Sortable({
                        accept: 'sort',
			helperclass: 'sortHelper',
			activeclass : 	'sortableactive',
			hoverclass : 	'sortablehover',
			tolerance: 'pointer',
			onStop : function()
			{
				serial = $.SortSerialize(['col1','col2','col3']);
				var data = serial.hash;
				createCookie('krislayout',data,365);
			}
                });
        }
}

function logout(){
	eraseCookie('webauth_at');
        location = "https://login.haverford.edu/logout";
}

function rememberMe(){
	var oldcookie = readCookie('webauth_at');
	createCookie('webauth_at',oldcookie,365);
}

// cookie functions http://www.quirksmode.org/js/cookies.html
function createCookie(name,value,days)
{
	if (days)
	{
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}
function readCookie(name)
{
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++)
	{
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}
function eraseCookie(name)
{
	createCookie(name,"",-1);
}
// /cookie functions