function setActiveFontStyleSheet(title) {
	var i, a, main;
	for(i=2; ((a = document.getElementsByTagName("link")[i]) && i<5); i++) {
		if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && a.getAttribute("media") == "screen") {
			a.disabled = true;
			if(a.getAttribute("title") == title) a.disabled = false;
		}
	}
}

function setActiveColorStyleSheet(title) {
	var i, a, main;

	if(getActiveColorStyleSheet()=="color"){
		title="base";
	}else {
		title="color";
	}

	for(i=0; ((a = document.getElementsByTagName("link")[i]) && i<2); i++) {
		if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
			a.disabled = true;
			if(a.getAttribute("title") == title) a.disabled = false;
		}
	}
}


function setOpenActiveColorStyleSheet(title) {
	var i, a, main;

	for(i=0; ((a = document.getElementsByTagName("link")[i]) && i<2); i++) {
		if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
			a.disabled = true;
			if(a.getAttribute("title") == title) a.disabled = false;
		}
	}
}


function getActiveFontStyleSheet() {
	var i, a;
	for(i=2; ((a = document.getElementsByTagName("link")[i]) && i<5); i++) {
		if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled) return a.getAttribute("title");
	}
	return null;
}

function getActiveColorStyleSheet() {
	var i, a;

	for(i=0; ((a = document.getElementsByTagName("link")[i]) && i<2); 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;
}

function getFontPreferredStyleSheet() {
	var i, a;
	for(i=2; ((a = document.getElementsByTagName("link")[i]) && i<5); i++) {
		if(a.getAttribute("rel").indexOf("style") != -1
		&& a.getAttribute("rel").indexOf("alt") == -1
		&& a.getAttribute("title")
		) return a.getAttribute("title");
	}
	return null;
}

function getColorPreferredStyleSheet() {
	var i, a;
	for(i=0; ((a = document.getElementsByTagName("link")[i]) && i<2); i++) {
		if(a.getAttribute("rel").indexOf("style") != -1
		&& a.getAttribute("rel").indexOf("alt") == -1
		&& a.getAttribute("title")
		) return a.getAttribute("title");
	}
	return null;
}

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 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;
}
window.onload = function(e) {
	var cookieFont = readCookie("style_font");
	var cookieColor = readCookie("style_color");
	var titleFont = cookieFont ? cookieFont : getFontPreferredStyleSheet();
	var titleColor = cookieColor ? cookieColor : getColorPreferredStyleSheet();
	if(titleColor!="null"){
		setOpenActiveColorStyleSheet(titleColor);
	}
	if(titleFont!="null"){
		setActiveFontStyleSheet(titleFont);
	}
}
window.onunload = function(e) {
	var titleFont = getActiveFontStyleSheet();
	var titleColor = getActiveColorStyleSheet();
	createCookie("style_color", titleColor, 365);
	createCookie("style_font", titleFont, 365);
} 

/*
var cookieFont = readCookie("style_font");
var cookieColor = readCookie("style_color");
var titleFont = cookieFont ? cookieFont : getFontPreferredStyleSheet();
var titleColor = cookieColor ? cookieColor : getColorPreferredStyleSheet();
setActiveFontStyleSheet(titleFont);
setOpenActiveColorStyleSheet(titleColor);
window.confirm("base");
*/