	prodImages = new Array(5);
	prodImages[0] = '<a href="/products/heaters/heater_main.html"><img src="/images/home/heaters.jpg" alt="ヒータ" border="0"></a>';
	prodImages[1] = '<a href="/products/sensors/sensor_main.html"><img src="/images/home/sensor.jpg" alt="センサ" border="0"></a>';
	prodImages[2] = '<a href="/products/controllers/controller_main.html"><img src="/images/home/controls.jpg" alt="コントローラ" border="0"></a>';
	prodImages[3] = '<a href="/products/software.html"><img src="/images/home/software.jpg" alt="ソフトウエア" border="0"></a>';
	prodImages[4] = '<a href="/products/procsystem.html"><img src="/images/home/processsys.jpg" alt="プロセスシステム" border="0"></a>';

										

	indImages = new Array(4);
	indImages[0] = '<a href="/market/lifescience.html"><img src="/images/home/lifesci.jpg" alt="医療機器分野" border="0"></a>';
	indImages[1] = '<a href="/market/semiconductor.html"><img src="/images/home/semicon.jpg" alt="半導体製造分野" border="0"></a>';
	indImages[2] = '<a href="/market/foodservice.html"><img src="/images/home/foodserv.jpg" alt="食品産業分野" border="0"></a>';
	indImages[3] = '<a href="/market/aerospace.html"><img src="/images/home/aerospace.jpg" alt="航空宇宙科学分野" border="0"></a>';
	

	function chooseProd(){
		randomProd = Math.floor((Math.random()*prodImages.length));
		
		document.write(prodImages[randomProd]);
	}
	
	function chooseInd() {

		randomInd = Math.floor((Math.random()*indImages.length));

		document.write(indImages[randomInd]);

	}

