function get_domain_name() {
	var domain = location.hostname;
	var dots = 0;

	if (domain.indexOf("agrex.co.jp")>=0) {
		domain = ".agrex.co.jp";
	} else {
		var index = domain.indexOf( '.' );
		if (index>=0) {
			domain = domain.substring( index );
		}
	}
	return domain;
}

function set_cookie(name,param) {
	var c_data = name + "=" + escape(param);
	c_data += "; expires=" + "Thu, 31 Dec 2037 12:00:00 GMT";
	c_data += "; path=/";
	c_data += "; domain=" + get_domain_name();
	document.cookie = c_data ;
}

function get_cookie(name) {
	var c_data = document.cookie + ";";
	var c_name = name + "=";

	var id_st = c_data.indexOf(c_name);
	var id_en = -1;

	if (id_st != -1 ) {
		id_en = c_data.indexOf(";", id_st);
		c_data = unescape(c_data.substring(id_st + c_name.length, id_en));
	} else {
		c_data = "";
	}

	return c_data;
}

function check_one_number(number) {
	number_0 = "0123456789";
	for ( Z=0 ; Z<10 ; Z++ ) {
		if ( number == number_0.charAt(Z) ) { return true; }
	}
	return false;
}

function set_cssType(mode) {
	var cssType = get_cookie("CSSTYPE");

	if ( cssType != mode ) {
		set_cookie("CSSTYPE",mode);
		location.reload();
	}
}

var cssType;
function set_css() {
	cssType = get_cookie("CSSTYPE");
	var cssSrc;

	if (cssType=="SMALL") {
			cssSrc = "size_s.css";
	} else if (cssType=="STANDARD") {
			cssSrc = "size_m.css";
	} else if (cssType=="BIG") {
			cssSrc = "size_l.css";
	} else {
			cssSrc = "size_s.css";
	}
	var MSG = '<link href="/css/' + cssSrc + '" rel="stylesheet" type="text/css">';
	document.write(MSG);
}
set_css();