<!--ボタンのロールオーバー

	if (navigator.appVersion.charAt(0) >= 3) {

		a0 = new Image();
		a0.src = "pub/img/btn_home.gif";
		a1 = new Image();
		a1.src = "pub/img/btn_home_on.gif";

		b0 = new Image();
		b0.src = "pub/img/btn_news.gif";
		b1 = new Image();
		b1.src = "pub/img/btn_news_on.gif";

		c0 = new Image();
		c0.src = "pub/img/btn_recruit.gif";
		c1 = new Image();
		c1.src = "pub/img/btn_recruit_on.gif";

		d0 = new Image();
		d0.src = "pub/img/btn_service.gif";
		d1 = new Image();
		d1.src = "pub/img/btn_service_on.gif";

		e0 = new Image();
		e0.src = "pub/img/btn_ir.gif";
		e1 = new Image();
		e1.src = "pub/img/btn_ir_on.gif";

		f0 = new Image();
		f0.src = "pub/img/btn_company.gif";
		f1 = new Image();
		f1.src = "pub/img/btn_company_on.gif";
	}

	function Self_On(Target) {
		if(navigator.appVersion.charAt(0)>= 3) {
		img = eval(Target + "1.src");
		document.images[Target].src = img;
		}
	}

	function Self_Off(Target) {
		if(navigator.appVersion.charAt(0)>= 3) {
			img = eval(Target + "0.src");
			document.images[Target].src = img;
		}
	}

	// -->