//for kakaku.com eco

function loadPage()
{
	var state;
	state = getCookie('closebox');
	if(state=='close')
	{
		boxClose();
	} else {
		boxOpen();
	}
}


function closeBox()
{
	try
	{
		if(document.getElementById('box2').style.visibility=='hidden')
		{
			boxOpen();
		}
		else
		{
			boxClose();
		}
	}
	catch(e){alert("a");}
}

function boxClose()
{
	var ecoTable;
	ecoTable = document.getElementById('box1');
	if(ecoTable != null)
	{
		document.getElementById('box1').style.visibility = "visible";
		document.getElementById('box1').style.position = "";
		document.getElementById('box2').style.visibility = "hidden";
		document.getElementById('box2').style.position = "absolute";

		setCookie('closebox','close');
	}
}

function boxOpen()
{
	var ecoTable;
	ecoTable = document.getElementById('box1');
	if(ecoTable != null)
	{
		document.getElementById('box1').style.visibility = "hidden";
		document.getElementById('box1').style.position = "absolute";
		document.getElementById('box2').style.visibility = "visible";
		document.getElementById('box2').style.position = "";

		setCookie('closebox','open');
	}
}


function getCookie(key)
{

	try
	{
		if(key)
		{

			var cookie;
			var point1;
			var point2;
			var last;

			cookieData = document.cookie + ';'
			point1 = cookieData.indexOf(key);
			point2 = cookieData.indexOf('=',point1);
			last = cookieData.indexOf(';',point2);

			if(point2 < last && point1 > -1)
			{
				val = cookieData.substring(point2 + 1,last);
				return val;
			}
		}
	}
	catch(e){alert("b");}
}


function setCookie(key, val)
{
	var clseCookie
	
	clseCookie = key + '=' + escape(val) + '; ';
	clseCookie += 'expires=Tue, 31-Dec-2030 23:59:59; ';

	document.cookie = clseCookie;
}


function clearCookie(key)
{
	document.cookie = 'expires=Tue, 1-Jan-1980 00:00:00;';
}