function SetCookie(cookieName,cookieValue,nDays)
	{
		var today = new Date();
		var expire = new Date();
		if (nDays==null || nDays==0) nDays=1;
		expire.setTime(today.getTime() + 36000000*24*nDays);
		document.cookie = cookieName+"="+escape(cookieValue)+ ";expires="+expire.toGMTString();
	}
	var wsize=screen.width;
	SetCookie('windsize',wsize,10);