function setActiveStyleSheet(title)
{
	var i, a, main;
	for (i=0; (a = document.getElementsByTagName("link")[i]); i++)
	{
		if ( (a.getAttribute("rel").indexOf("style") != -1) && a.getAttribute("title") )
		{
			a.disabled = true;
			if (a.getAttribute("title") == title)
			{
				a.disabled = false;
			}
		}
	}
}

function getActiveStyleSheet()
{
	var i, a;
	for (i=0; (a = document.getElementsByTagName("link")[i]); i++)
	{
		if ( (a.getAttribute("rel").indexOf("style") != -1) && a.getAttribute("title") && !a.disabled )
		{
			return a.getAttribute("title");
		}
	}
	return null;
}

function getPreferredStyleSheet()
{
	var i, a;
	for (i=0; (a = document.getElementsByTagName("link")[i]); i++)
	{
		if ( (a.getAttribute("rel").indexOf("style") != -1) && (a.getAttribute("rel").indexOf("alt") == -1) && a.getAttribute("title") )
		{
			return a.getAttribute("title");
		}
	}
	return null;
}

/*
window.onload = function(e)
{
	var cookie = readCookie("style");
	var title = cookie ? cookie : getPreferredStyleSheet();
	setActiveStyleSheet(title);
}
*/

window.onunload = function(e)
{
	var title = getActiveStyleSheet();
	createCookie("style", title, 365);
}