if (document.images) {
	// 読込
	// ホーム
	var img1on = new Image();
	img1on.src = "images/link_home_up.jpg";
	var img1off = new Image();
	img1off.src = "images/link_home.jpg";
	// 応募職種
	var img2on = new Image();
	img2on.src = "images/link_recruitment_up.jpg";
	var img2off = new Image();
	img2off.src = "images/link_recruitment.jpg";
	// 社員の声
	var img3on = new Image();
	img3on.src = "images/link_member_up.jpg";
	var img3off = new Image();
	img3off.src = "images/link_member.jpg";
	// 新入社員紹介
	var img4on = new Image();
	img4on.src = "images/link_newcomer_up.jpg";
	var img4off = new Image();
	img4off.src = "images/link_newcomer.jpg";
	// To NPS
	var img5on = new Image();
	img5on.src = "images/link_nps_up.jpg";
	var img5off = new Image();
	img5off.src = "images/link_nps.jpg";
	// 設定終了
}

// onMouseOver
function On(name) {
	if (document.images) {
		document.images[name].src = eval(name + 'on.src');
	}
}

// onMouseOut
function Off(name) {
	if (document.images) {
		document.images[name].src = eval(name + 'off.src');
	}
}