var mvflag = 0;
var loadflag = false;

function bg() {
	loadflag = true;
}

function ja() {
	if (loadflag) {
		id_1 = 'comp_ja';
		id_2 = 'comp_en';
		document.getElementById(id_1).style.visibility = "visible";
		document.getElementById(id_2).style.visibility = "hidden";
	}
}

function en() {
	if (loadflag) {
		id_1 = 'comp_ja';
		id_2 = 'comp_en';
		document.getElementById(id_1).style.visibility = "hidden";
		document.getElementById(id_2).style.visibility = "visible";
	}
}