//------------------------------
// Cookie制御
//------------------------------

// Cookie設定
function setCookie(key,val){
	tmp = "";
	tmp = key + "=" + escape(val) + "; ";
	tmp += "expires=Mon, 31 Dec 2029 23:59:59 UTC; ";
	expires = new Date();
	expires.setTime(expires.getTime() + 60*24*60*60*1000);
	document.cookie = tmp;
}

// Cookie取得
function getCookie(key){
	tmp = document.cookie+";";
	tmp1 = tmp.indexOf(key + "=", 0);
	if (tmp1 != -1){
		tmp = tmp.substring(tmp1, tmp.length);
		start = tmp.indexOf("=", 0) + 1;
		end = tmp.indexOf(";", start);
		return unescape(tmp.substring(start, end));
	}else{
		return "";
	}
}

// Cookie設定（セッション内有効期限）
function setSessionCookie(key,val){
	tmp = "";
	tmp = key + "=" + escape(val) + "; ";
	document.cookie = tmp;
}