function ChangeImage(image_name, first, second) {
			if (eval("document."+image_name+".src == "+first)) {
				eval("document."+image_name+".src = "+second);
			}
	}

	function addRollover(title) {
		eval(title+"_up = new Image()");
		eval(title+"_up.src = 'img/"+title+".jpg'");
		eval(title+"_dn = new Image()");
		eval(title+"_dn.src = 'img/"+title+"a.jpg'");
	}

	function Show(i) {
		ChangeImage(i, i+"_up.src", i+"_dn.src");
	}

	function Hide(i) {
		ChangeImage(i, i+"_dn.src", i+"_up.src");
	}

        function preloadImages() {
		addRollover("m01");
		addRollover("m02");
		addRollover("m03");
		addRollover("m04");
		addRollover("m05");
		addRollover("m06");
		addRollover("m07");
		addRollover("m08");
		addRollover("m09");
		addRollover("m_eng");
		addRollover("m_jap");
	}

        preloadImages();