// JavaScript Document
// クッキー保存　setCookie(クッキー名, クッキーの値, クッキーの有効日数); //
function setCookie(c_name, value, expiredays) {
	// pathの指定
	var cnt = 0;
	/*var path = location.pathname;
	// pathをフォルダ毎に指定する場合のIE対策
	var paths = new Array();
	paths = path.split("/");
	if(paths[paths.length-1] != ""){
		
		paths[paths.length-1] = "";
		
		path = paths.join("/");
		
		
	}*/
	// 有効期限の日付
	var extime = new Date().getTime();
	var cltime = new Date(extime + (60 * 60 * 24 * 1000 * expiredays));
	var exdate = cltime.toUTCString();
	// クッキーに保存する文字列を生成
	var s = "";
	s += c_name + "=" + escape(value);// 値はエンコードしておく
	s += "; path=/"/*+ path*/;
	if (expiredays) {
		s += "; expires=" + exdate + "; ";
	} else {
		s += "; ";
	}
	// クッキーに保存
	document.cookie = s;
}

// クッキーの値を取得 getCookie(クッキー名); //
function getCookie(c_name) {
	var st = "";
	var ed = "";
	if (document.cookie.length > 0) {
		// クッキーの値を取り出す
		st = document.cookie.indexOf(c_name + "=");
		if (st != -1) {
			st = st + c_name.length + 1;
			ed = document.cookie.indexOf(";", st);
			if (ed == -1) ed = document.cookie.length;
			// 値をデコードして返す
			return unescape(document.cookie.substring(st, ed));
		}
	}
	return "";
}
// クッキーの値をアラートで表示
function checkCookie() {
	if (getCookie('backnumber')) {
		var setName = getCookie('backnumber');
		alert(setName);
	}
	if (getCookie('mobile_backnumber')) {
		var setName = getCookie('mobile_backnumber');
		alert(setName);
	}
}
/*function GetCookie( name )
{
	var result = null;

	var cookieName = name + '=';
	var allcookies = document.cookie;

	var position = allcookies.indexOf( cookieName );
	if( position != -1 )
	{
		var startIndex = position + cookieName.length;

		var endIndex = allcookies.indexOf( ';', startIndex );
		if( endIndex == -1 )
		{
			endIndex = allcookies.length;
		}

		result = decodeURIComponent(
			allcookies.substring( startIndex, endIndex ) );
	}

	return result;
}
*/
//直下
function getBackgNumber() {
	if (screen.width < 769) {
		// checkCookie();
		var num = getCookie("mobile_backnumber");
		if (num == "") {
			num = 2;
		}
		setBackground(num);
	} else {
		var num = getCookie("backnumber");
		setBackground(num);
	}
}
//second
function getBackgNumber2() {
	if (screen.width < 769) {
		// checkCookie();
		var num = getCookie("mobile_backnumber");
		if (num == "") {
			num = 2;
		}
		setBackground2(num);
	} else {
		var num = getCookie("backnumber");
		setBackground2(num);
	}
}
//third/folder
function getBackgNumber3() {
	if (screen.width < 769) {
		// checkCookie();
		var num = getCookie("mobile_backnumber");
		if (num == "") {
			num = 2;
		}
		setBackground3(num);
	} else {
		var num = getCookie("backnumber");
		setBackground3(num);
	}
}
//third/folder/folder
function getBackgNumber3_2() {
	if (screen.width < 769) {
		// checkCookie();
		var num = getCookie("mobile_backnumber");
		if (num == "") {
			num = 2;
		}
		setBackground3_2(num);
	} else {
		var num = getCookie("backnumber");
		setBackground3_2(num);
	}
}

//直下
function setBackground(num) {
	if (screen.width < 768) {
		if (num < 2) {
			/*body.style.backgroundImage = "url(../css/img/background1.png)";
			body.style.backgroundImage = "../css/img/background1.png";*/
			document.getElementById("html-back").style.backgroundImage = "url(css/img/backgroundm1.png)";
			document.getElementById("back").style.backgroundImage = "url(css/img/backgroundm1.png)";
			document.getElementById("html-back").style.backgroundColor = "#D6D6D6";
			document.getElementById("back").style.backgroundColor = "#D6D6D6";
			setCookie('mobile_backnumber', 1, 7);
		} else if (num < 3) {
			/*body.style.backgroundImage = "url(../css/img/background2.png)";
			body.style.backgroundImage = "../css/img/background2.png";*/
			document.getElementById("html-back").style.backgroundImage = "url(css/img/backgroundm2.png)";
			document.getElementById("back").style.backgroundImage = "url(css/img/backgroundm2.png)";
			document.getElementById("html-back").style.backgroundColor = "#F7F3BC";
			document.getElementById("back").style.backgroundColor = "#F7F3BC";
			setCookie('mobile_backnumber', 2, 7);
		} else {
			/*body.style.backgroundImage = "url(../css/img/background3.png)";
			body.style.backgroundImage = "../css/img/background3.png";*/
			document.getElementById("html-back").style.backgroundImage = "url(css/img/backgroundm3.png)";
			document.getElementById("back").style.backgroundImage = "url(css/img/backgroundm3.png)";
			document.getElementById("html-back").style.backgroundColor = "#DAEDD0";
			document.getElementById("back").style.backgroundColor = "#DAEDD0";
			setCookie('mobile_backnumber', 3, 7);
		}
		return;
	}
	if (num < 2) {
		/*body.style.backgroundImage = "url(../css/img/background1.png)";
		body.style.backgroundImage = "../css/img/background1.png";*/
		document.getElementById("html-back").style.backgroundImage = "url(css/img/background1.png)";
		document.getElementById("back").style.backgroundImage = "url(css/img/background1.png)";
		document.getElementById("html-back").style.backgroundColor = "#D6D6D6";
		document.getElementById("back").style.backgroundColor = "#D6D6D6";
		document.getElementById("button1").style.backgroundImage = "url(css/img/1_backcircle_red.png)";
		document.getElementById("button2").style.backgroundImage = "url(css/img/2_backcircle_gray.png)";
		document.getElementById("button3").style.backgroundImage = "url(css/img/3_backcircle_gray.png)";
		document.getElementById("button1").src = "css/img/1_backcircle_red.png";
		document.getElementById("button2").src = "css/img/2_backcircle_gray.png";
		document.getElementById("button3").src = "css/img/3_backcircle_gray.png";
		setCookie('backnumber', 1, 7);
	} else if (num < 3) {
		/*body.style.backgroundImage = "url(../css/img/background2.png)";
		body.style.backgroundImage = "../css/img/background2.png";*/
		document.getElementById("html-back").style.backgroundImage = "url(css/img/background2.png)";
		document.getElementById("back").style.backgroundImage = "url(css/img/background2.png)";
		document.getElementById("html-back").style.backgroundColor = "#F7F3BC";
		document.getElementById("back").style.backgroundColor = "#F7F3BC";
		document.getElementById("button1").style.backgroundImage = "url(css/img/1_backcircle_gray.png)";
		document.getElementById("button2").style.backgroundImage = "url(css/img/2_backcircle_red.png)";
		document.getElementById("button3").style.backgroundImage = "url(css/img/3_backcircle_gray.png)";
		document.getElementById("button1").src = "css/img/1_backcircle_gray.png";
		document.getElementById("button2").src = "css/img/2_backcircle_red.png";
		document.getElementById("button3").src = "css/img/3_backcircle_gray.png";
		setCookie('backnumber', 2, 7);
	} else {
		/*body.style.backgroundImage = "url(../css/img/background3.png)";
		body.style.backgroundImage = "../css/img/background3.png";*/
		document.getElementById("html-back").style.backgroundImage = "url(css/img/background3.png)";
		document.getElementById("back").style.backgroundImage = "url(css/img/background3.png)";
		document.getElementById("html-back").style.backgroundColor = "#DAEDD0";
		document.getElementById("back").style.backgroundColor = "#DAEDD0";
		document.getElementById("button1").style.backgroundImage = "url(css/img/1_backcircle_gray.png)";
		document.getElementById("button2").style.backgroundImage = "url(css/img/2_backcircle_gray.png)";
		document.getElementById("button3").style.backgroundImage = "url(css/img/3_backcircle_red.png)";
		document.getElementById("button1").src = "css/img/1_backcircle_gray.png";
		document.getElementById("button2").src = "css/img/2_backcircle_gray.png";
		document.getElementById("button3").src = "css/img/3_backcircle_red.png";
		setCookie('backnumber', 3, 7);
	}
}
//third/folder/folder
function setBackground3_2(num) {
	if (screen.width < 768) {
		if (num < 2) {
			/*body.style.backgroundImage = "url(../css/img/background1.png)";
			body.style.backgroundImage = "../css/img/background1.png";*/
			document.getElementById("html-back").style.backgroundImage = "url(../../../css/img/backgroundm1.png)";
			document.getElementById("back").style.backgroundImage = "url(../../../css/img/backgroundm1.png)";
			document.getElementById("html-back").style.backgroundColor = "#D6D6D6";
			document.getElementById("back").style.backgroundColor = "#D6D6D6";
			setCookie('mobile_backnumber', 1, 7);
		} else if (num < 3) {
			/*body.style.backgroundImage = "url(../css/img/background2.png)";
			body.style.backgroundImage = "../css/img/background2.png";*/
			document.getElementById("html-back").style.backgroundImage = "url(../../../css/img/backgroundm2.png)";
			document.getElementById("back").style.backgroundImage = "url(../../../css/img/backgroundm2.png)";
			document.getElementById("html-back").style.backgroundColor = "#F7F3BC";
			document.getElementById("back").style.backgroundColor = "#F7F3BC";
			setCookie('mobile_backnumber', 2, 7);
		} else {
			/*body.style.backgroundImage = "url(../css/img/background3.png)";
			body.style.backgroundImage = "../css/img/background3.png";*/
			document.getElementById("html-back").style.backgroundImage = "url(../../../css/img/backgroundm3.png)";
			document.getElementById("back").style.backgroundImage = "url(../../../css/img/backgroundm3.png)";
			document.getElementById("html-back").style.backgroundColor = "#DAEDD0";
			document.getElementById("back").style.backgroundColor = "#DAEDD0";
			setCookie('mobile_backnumber', 3, 7);
		}
		return;
	}
	if (num < 2) {
		/*body.style.backgroundImage = "url(../css/img/background1.png)";
		body.style.backgroundImage = "../css/img/background1.png";*/
		document.getElementById("html-back").style.backgroundImage = "url(../../../css/img/background1.png)";
		document.getElementById("back").style.backgroundImage = "url(../../../css/img/background1.png)";
		document.getElementById("html-back").style.backgroundColor = "#D6D6D6";
		document.getElementById("back").style.backgroundColor = "#D6D6D6";
		document.getElementById("button1").style.backgroundImage = "url(../../../css/img/1_backcircle_red.png)";
		document.getElementById("button2").style.backgroundImage = "url(../../../css/img/2_backcircle_gray.png)";
		document.getElementById("button3").style.backgroundImage = "url(../../../css/img/3_backcircle_gray.png)";
		document.getElementById("button1").src = "../../../css/img/1_backcircle_red.png";
		document.getElementById("button2").src = "../../../css/img/2_backcircle_gray.png";
		document.getElementById("button3").src = "../../../css/img/3_backcircle_gray.png";
		setCookie('backnumber', 1, 7);
	} else if (num < 3) {
		/*body.style.backgroundImage = "url(../css/img/background2.png)";
		body.style.backgroundImage = "../css/img/background2.png";*/
		document.getElementById("html-back").style.backgroundImage = "url(../../../css/img/background2.png)";
		document.getElementById("back").style.backgroundImage = "url(../../../css/img/background2.png)";
		document.getElementById("html-back").style.backgroundColor = "#F7F3BC";
		document.getElementById("back").style.backgroundColor = "#F7F3BC";
		document.getElementById("button1").style.backgroundImage = "url(../../../css/img/1_backcircle_gray.png)";
		document.getElementById("button2").style.backgroundImage = "url(../../../css/img/2_backcircle_red.png)";
		document.getElementById("button3").style.backgroundImage = "url(../../../css/img/3_backcircle_gray.png)";
		document.getElementById("button1").src = "../../../css/img/1_backcircle_gray.png";
		document.getElementById("button2").src = "../../../css/img/2_backcircle_red.png";
		document.getElementById("button3").src = "../../../css/img/3_backcircle_gray.png";
		setCookie('backnumber', 2, 7);
	} else {
		/*body.style.backgroundImage = "url(../css/img/background3.png)";
		body.style.backgroundImage = "../css/img/background3.png";*/
		document.getElementById("html-back").style.backgroundImage = "url(../../../css/img/background3.png)";
		document.getElementById("back").style.backgroundImage = "url(../../../css/img/background3.png)";
		document.getElementById("html-back").style.backgroundColor = "#DAEDD0";
		document.getElementById("back").style.backgroundColor = "#DAEDD0";
		document.getElementById("button1").style.backgroundImage = "url(../../../css/img/1_backcircle_gray.png)";
		document.getElementById("button2").style.backgroundImage = "url(../../../css/img/2_backcircle_gray.png)";
		document.getElementById("button3").style.backgroundImage = "url(../../../css/img/3_backcircle_red.png)";
		document.getElementById("button1").src = "../../../css/img/1_backcircle_gray.png";
		document.getElementById("button2").src = "../../../css/img/2_backcircle_gray.png";
		document.getElementById("button3").src = "../../../css/img/3_backcircle_red.png";
		setCookie('backnumber', 3, 7);
	}
}
//second
function setBackground2(num) {
	if (screen.width < 768) {
		if (num < 2) {
			/*body.style.backgroundImage = "url(../css/img/background1.png)";
			body.style.backgroundImage = "../css/img/background1.png";*/
			document.getElementById("html-back").style.backgroundImage = "url(../css/img/backgroundm1.png)";
			document.getElementById("back").style.backgroundImage = "url(../css/img/backgroundm1.png)";
			document.getElementById("html-back").style.backgroundColor = "#D6D6D6";
			document.getElementById("back").style.backgroundColor = "#D6D6D6";
			setCookie('mobile_backnumber', 1, 7);
		} else if (num < 3) {
			/*body.style.backgroundImage = "url(../css/img/background2.png)";
			body.style.backgroundImage = "../css/img/background2.png";*/
			document.getElementById("html-back").style.backgroundImage = "url(../css/img/backgroundm2.png)";
			document.getElementById("back").style.backgroundImage = "url(../css/img/backgroundm2.png)";
			document.getElementById("html-back").style.backgroundColor = "#F7F3BC";
			document.getElementById("back").style.backgroundColor = "#F7F3BC";
			setCookie('mobile_backnumber', 2, 7);
		} else {
			/*body.style.backgroundImage = "url(../css/img/background3.png)";
			body.style.backgroundImage = "../css/img/background3.png";*/
			document.getElementById("html-back").style.backgroundImage = "url(../css/img/backgroundm3.png)";
			document.getElementById("back").style.backgroundImage = "url(../css/img/backgroundm3.png)";
			document.getElementById("html-back").style.backgroundColor = "#DAEDD0";
			document.getElementById("back").style.backgroundColor = "#DAEDD0";
			setCookie('mobile_backnumber', 3, 7);
		}
		return;
	}
	if (num < 2) {
		/*body.style.backgroundImage = "url(../css/img/background1.png)";
		body.style.backgroundImage = "../css/img/background1.png";*/
		document.getElementById("html-back").style.backgroundImage = "url(../css/img/background1.png)";
		document.getElementById("back").style.backgroundImage = "url(../css/img/background1.png)";
		document.getElementById("html-back").style.backgroundColor = "#D6D6D6";
		document.getElementById("back").style.backgroundColor = "#D6D6D6";
		document.getElementById("button1").style.backgroundImage = "url(../css/img/1_backcircle_red.png)";
		document.getElementById("button2").style.backgroundImage = "url(../css/img/2_backcircle_gray.png)";
		document.getElementById("button3").style.backgroundImage = "url(../css/img/3_backcircle_gray.png)";
		document.getElementById("button1").src = "../css/img/1_backcircle_red.png";
		document.getElementById("button2").src = "../css/img/2_backcircle_gray.png";
		document.getElementById("button3").src = "../css/img/3_backcircle_gray.png";
		setCookie('backnumber', 1, 7);
	} else if (num < 3) {
		/*body.style.backgroundImage = "url(../css/img/background2.png)";
		body.style.backgroundImage = "../css/img/background2.png";*/
		document.getElementById("html-back").style.backgroundImage = "url(../css/img/background2.png)";
		document.getElementById("back").style.backgroundImage = "url(../css/img/background2.png)";
		document.getElementById("html-back").style.backgroundColor = "#F7F3BC";
		document.getElementById("back").style.backgroundColor = "#F7F3BC";
		document.getElementById("button1").style.backgroundImage = "url(../css/img/1_backcircle_gray.png)";
		document.getElementById("button2").style.backgroundImage = "url(../css/img/2_backcircle_red.png)";
		document.getElementById("button3").style.backgroundImage = "url(../css/img/3_backcircle_gray.png)";
		document.getElementById("button1").src = "../css/img/1_backcircle_gray.png";
		document.getElementById("button2").src = "../css/img/2_backcircle_red.png";
		document.getElementById("button3").src = "../css/img/3_backcircle_gray.png";
		setCookie('backnumber', 2, 7);
	} else {
		/*body.style.backgroundImage = "url(../css/img/background3.png)";
		body.style.backgroundImage = "../css/img/background3.png";*/
		document.getElementById("html-back").style.backgroundImage = "url(../css/img/background3.png)";
		document.getElementById("back").style.backgroundImage = "url(../css/img/background3.png)";
		document.getElementById("html-back").style.backgroundColor = "#DAEDD0";
		document.getElementById("back").style.backgroundColor = "#DAEDD0";
		document.getElementById("button1").style.backgroundImage = "url(../css/img/1_backcircle_gray.png)";
		document.getElementById("button2").style.backgroundImage = "url(../css/img/2_backcircle_gray.png)";
		document.getElementById("button3").style.backgroundImage = "url(../css/img/3_backcircle_red.png)";
		document.getElementById("button1").src = "../css/img/1_backcircle_gray.png";
		document.getElementById("button2").src = "../css/img/2_backcircle_gray.png";
		document.getElementById("button3").src = "../css/img/3_backcircle_red.png";
		setCookie('backnumber', 3, 7);
	}
}
//third/folder
function setBackground3(num) {
	if (screen.width < 768) {
		if (num < 2) {
			/*body.style.backgroundImage = "url(../css/img/background1.png)";
			body.style.backgroundImage = "../css/img/background1.png";*/
			document.getElementById("html-back").style.backgroundImage = "url(../../css/img/backgroundm1.png)";
			document.getElementById("back").style.backgroundImage = "url(../../css/img/backgroundm1.png)";
			document.getElementById("html-back").style.backgroundColor = "#D6D6D6";
			document.getElementById("back").style.backgroundColor = "#D6D6D6";
			setCookie('mobile_backnumber', 1, 7);
		} else if (num < 3) {
			/*body.style.backgroundImage = "url(../css/img/background2.png)";
			body.style.backgroundImage = "../css/img/background2.png";*/
			document.getElementById("html-back").style.backgroundImage = "url(../../css/img/backgroundm2.png)";
			document.getElementById("back").style.backgroundImage = "url(../../css/img/backgroundm2.png)";
			document.getElementById("html-back").style.backgroundColor = "#F7F3BC";
			document.getElementById("back").style.backgroundColor = "#F7F3BC";
			setCookie('mobile_backnumber', 2, 7);
		} else {
			/*body.style.backgroundImage = "url(../css/img/background3.png)";
			body.style.backgroundImage = "../css/img/background3.png";*/
			document.getElementById("html-back").style.backgroundImage = "url(../../css/img/backgroundm3.png)";
			document.getElementById("back").style.backgroundImage = "url(../../css/img/backgroundm3.png)";
			document.getElementById("html-back").style.backgroundColor = "#DAEDD0";
			document.getElementById("back").style.backgroundColor = "#DAEDD0";
			setCookie('mobile_backnumber', 3, 7);
		}
		return;
	}
	if (num < 2) {
		/*body.style.backgroundImage = "url(../css/img/background1.png)";
		body.style.backgroundImage = "../css/img/background1.png";*/
		document.getElementById("html-back").style.backgroundImage = "url(../../css/img/background1.png)";
		document.getElementById("back").style.backgroundImage = "url(../../css/img/background1.png)";
		document.getElementById("html-back").style.backgroundColor = "#D6D6D6";
		document.getElementById("back").style.backgroundColor = "#D6D6D6";
		document.getElementById("button1").style.backgroundImage = "url(../../css/img/1_backcircle_red.png)";
		document.getElementById("button2").style.backgroundImage = "url(../../css/img/2_backcircle_gray.png)";
		document.getElementById("button3").style.backgroundImage = "url(../../css/img/3_backcircle_gray.png)";
		document.getElementById("button1").src = "../../css/img/1_backcircle_red.png";
		document.getElementById("button2").src = "../../css/img/2_backcircle_gray.png";
		document.getElementById("button3").src = "../../css/img/3_backcircle_gray.png";
		setCookie('backnumber', 1, 7);
	} else if (num < 3) {
		/*body.style.backgroundImage = "url(../css/img/background2.png)";
		body.style.backgroundImage = "../css/img/background2.png";*/
		document.getElementById("html-back").style.backgroundImage = "url(../../css/img/background2.png)";
		document.getElementById("back").style.backgroundImage = "url(../../css/img/background2.png)";
		document.getElementById("html-back").style.backgroundColor = "#F7F3BC";
		document.getElementById("back").style.backgroundColor = "#F7F3BC";
		document.getElementById("button1").style.backgroundImage = "url(../../css/img/1_backcircle_gray.png)";
		document.getElementById("button2").style.backgroundImage = "url(../../css/img/2_backcircle_red.png)";
		document.getElementById("button3").style.backgroundImage = "url(../../css/img/3_backcircle_gray.png)";
		document.getElementById("button1").src = "../../css/img/1_backcircle_gray.png";
		document.getElementById("button2").src = "../../css/img/2_backcircle_red.png";
		document.getElementById("button3").src = "../../css/img/3_backcircle_gray.png";
		setCookie('backnumber', 2, 7);
	} else {
		/*body.style.backgroundImage = "url(../css/img/background3.png)";
		body.style.backgroundImage = "../css/img/background3.png";*/
		document.getElementById("html-back").style.backgroundImage = "url(../../css/img/background3.png)";
		document.getElementById("back").style.backgroundImage = "url(../../css/img/background3.png)";
		document.getElementById("html-back").style.backgroundColor = "#DAEDD0";
		document.getElementById("back").style.backgroundColor = "#DAEDD0";
		document.getElementById("button1").style.backgroundImage = "url(../../css/img/1_backcircle_gray.png)";
		document.getElementById("button2").style.backgroundImage = "url(../../css/img/2_backcircle_gray.png)";
		document.getElementById("button3").style.backgroundImage = "url(../../css/img/3_backcircle_red.png)";
		document.getElementById("button1").src = "../../css/img/1_backcircle_gray.png";
		document.getElementById("button2").src = "../../css/img/2_backcircle_gray.png";
		document.getElementById("button3").src = "../../css/img/3_backcircle_red.png";
		setCookie('backnumber', 3, 7);
	}
}