/**
 * Text Size Change
 *
 * Text Size Change for SquidCMS
 *
 * jQuery version 1.2.6
 *
 * @author		Yang
 * @copyright	2006-2008 Enke Design
 * @since		2008-11-28 16:22
 * @version		1.0
 */

jQuery(document).ready(function()
{
	jQuery("#button_reduce").click(function()
	{
		var active = readCookie("style");
		if (!active) active = "base";
		switch(active)
		{
			case "base":
				switchStylestyle("base");
				break;
			case "large":
				switchStylestyle("base");
				break;
			case "xlarge":
				switchStylestyle("large");
				break;
			default:
				switchStylestyle("base");
				break;
		}
		return false;
	});

	jQuery("#button_enlarge").click(function()
	{
		var active = readCookie("style");
		if (!active) active = "base";
		switch(active)
		{
			case "base":
				switchStylestyle("large");
				break;
			case "large":
				switchStylestyle("xlarge");
				break;
			case "xlarge":
				switchStylestyle("xlarge");
				break;
			default:
				switchStylestyle("base");
				break;
		}
		return false;
	});

	var c = readCookie("style");
	if (c) switchStylestyle(c);
});

function switchStylestyle(styleName)
{
	jQuery("link[@rel*=style][@title]").each(function(i)
	{
		this.disabled = true;
		if (this.getAttribute("title") == styleName) this.disabled = false;
	});
	createCookie("style", styleName, 365);
}

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);
}