<!--
	// preload main images
	if (document.images) {
		back_load = new Image();
		back_load.src = "images/index/back.jpg";
		intr_up = new Image();
		intr_up.src = "images/index/worm_2_up.gif";
		intr_down = new Image();
		intr_down.src = "images/index/worm_2_down.gif";

		home_on = new Image();
		home_on.src = "images/navi/home_on.gif";
		abou_on = new Image();
		abou_on.src = "images/navi/abou_on.gif";
		mult_on = new Image();
		mult_on.src = "images/navi/mult_on.gif";
		good_on = new Image();
		good_on.src = "images/navi/good_on.gif";
		supp_on = new Image();
		supp_on.src = "images/navi/supp_on.gif";


		intr_off = new Image();
		intr_off.src = "images/index/worm_2.gif";

		home_off = new Image();
		home_off.src = "images/navi/home_off.gif";
		abou_off = new Image();
		abou_off.src = "images/navi/abou_off.gif";
		mult_off = new Image();
		mult_off.src = "images/navi/mult_off.gif";
		good_off = new Image();
		good_off.src = "images/navi/good_off.gif";
		supp_off = new Image();
		supp_off.src = "images/navi/supp_off.gif";
	}

	// rollover navi script
	function changeNavi(image,status) {
		if (document.images) {
			document[image].src = eval(image + "_" + status + ".src");
		}
	}

	// browser tooltip message script
	function showMsg(message) {
		window.status = message;
		return true;
	}
// -->