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

$(document).ready(function() {
	var current = "regular";
	var btnSwitches = $('input[@type=image].styleswitch');
	btnSwitches.each (function () {
		var imgsrc = this.src;
		var dot = this.src.lastIndexOf('.');
		var imgsrc_on = this.src.substr(0, dot) + '_on' + this.src.substr(dot, 4);
//		var imgsrc_ac = this.src.substr(0, dot) + '_ac' + this.src.substr(dot, 4);
		var imgsrc_ac = this.src.substr(0, dot) + '_on' + this.src.substr(dot, 4);
		this.no = new Image();
		this.no.src = imgsrc;
		this.on = new Image();
		this.on.src = imgsrc_on;
		this.ac = new Image();
		this.ac.src = imgsrc_ac;
		$(this).hover(
		function () {	// onmouseover
			if (this.getAttribute("id") == current)	return;
			this.src = imgsrc_on;
		},
		function () {	// onmouseout
			if (this.getAttribute("id") == current)	return;
			this.src = imgsrc;
		});
	});
	var setActive = function (current) {
		btnSwitches.each(function () {
			if (this.getAttribute("id") == current) {
				this.src = this.ac.src;
			} else {
				this.src = this.no.src;
			}
		});
	};
	$('.styleswitch').click(function()
	{
		current = this.getAttribute("id");
		switchStylestyle(current);
		setActive(current);
		return false;
	});
	var c = readCookie('style');
	if (c) {
		current = c;
		switchStylestyle(c);
		setActive(c);
	} else {
		setActive(current);
	}
});

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);
}

// 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



function replace_css(id,url){
	 if(!document.getElementById) return false;
	 var element = document.getElementById(id);
	 if(!element || !element.cloneNode) return false;
	 var new_node = element.cloneNode(true);
	 new_node.href = url;
	 element.parentNode.replaceChild(new_node,element);
	 return true;
}

function setActiveMenu(id) {
	$('.side_switchimenu ul li').each(function (i) {
		if (this.id == id) {
			$(this).addClass('act');
		} else {
			$(this).removeClass('act');
		}
	});
};