function init() {
	img1 = new Image();
	img2 = new Image();
	img3 = new Image();
	img4 = new Image();
	img5 = new Image();
	img6 = new Image();
	img7 = new Image();
	img8 = new Image();
	img9 = new Image();
	img10 = new Image();
	img11 = new Image();
	img12 = new Image();
	img13 = new Image();
	img14 = new Image();
	img1.src = "image/menu01b.gif";
	img2.src = "image/menu02b.gif";
	img3.src = "image/menu03b.gif";
	img4.src = "image/menu04b.gif";
	img5.src = "image/menu05b.gif";
	img6.src = "image/menu06b.gif";
	img7.src = "image/login_b.gif";
	img8.src = "image/touroku_b.gif";
	img9.src = "image/rmenu01b.gif";
	img10.src = "image/rmenu02b.gif";
	img11.src = "image/rmenu03b.gif";
	img12.src = "image/rmenu04b.gif";
	img13.src = "image/cancel_b.gif";
	img14.src = "image/appli_b.gif";
}


<!--
function is_IE7(){

	if (navigator.userAgent.indexOf("Opera", 0) < 0){
		if ((posFirst = navigator.userAgent.indexOf("MSIE", 0)) >= 0){
			posLast = navigator.userAgent.indexOf(";", posFirst);
			ver = navigator.userAgent.substring(posFirst + 5, posLast);
			posLast = ver.indexOf(".", 0);
			ver = ver.substring(0, posLast);
			return (ver == 7);
		}
	}
	return false;
}

var obj_timer = undefined;
var last_obj = undefined;
var ary_obj = new Object();
var slide_timing = 6; // 伸縮する回数
var clear_sec = 60; // 自動的に消えるまでの時間
function ontimer(){
	var add_size;
	var alpha;
	var update;

	update = false;
	for (var key in ary_obj){
		ary_elem = ary_obj[key];
		if (ary_elem[0] == 0){
			ary_elem[4] -= 1;
			update = true;
			if (ary_elem[4] <= 0){
				ary_elem[0] = 1;
			} else {
				if (ary_elem[1] != ary_elem[2]){
					update = true;
					// 広げる
					var ele = document.getElementById(key);
					var new_size = ary_elem[1];
					alpha = (ary_elem[3] + (100 / slide_timing));
					if (alpha > 100){
						alpha = 100;
					}
					add_size = (ary_elem[2] / slide_timing);
					if (add_size == 0){
						add_size = 1;
					}
					new_size += add_size;
					if (new_size >= ary_elem[2]){
						new_size = ary_elem[2];
						alpha = 100;
					}
					ary_elem[1] = new_size;
					ary_elem[3] = alpha;
					ele.style.opacity = (alpha / 100);
					ele.style.mozOpacity = (alpha / 100);
					ele.style.filter = "alpha(opacity="+alpha+")";
					ele.style.clip = 'rect('+0+'px '+ele.offsetWidth+'px '+new_size+'px '+0+'px)';
				}
			}
		} else {
			if (ary_elem[1] != 0){
				update = true;
				// 縮める
				var ele = document.getElementById(key);
				var new_size = ary_elem[1];
				alpha = (ary_elem[3] - (100 / slide_timing));
				if (alpha < 0){
					alpha = 0;
				}
				add_size = (ary_elem[2] / slide_timing);
				if (add_size == 0){
					add_size = 1;
				}
				new_size -= add_size;
				if (new_size <= 0){
					new_size = 0;
					alpha = 0;
				}
				ary_elem[1] = new_size;
				ary_elem[3] = alpha;
//				ele.style.opacity = (alpha / 100);
//				ele.style.mozOpacity = (alpha / 100);
//				ele.style.filter = "alpha(opacity="+alpha+")";
				ele.style.clip = 'rect('+0+'px '+ele.offsetWidth+'px '+new_size+'px '+0+'px)';
			}
		}
	}

	if (update == false){
		clearInterval(obj_timer);
		obj_timer = undefined;
	}
}

function start_timer(){
	if (obj_timer == undefined){
		interval = 100;
		if (is_IE7()){
			interval = 100;
		}
		obj_timer = setInterval("ontimer()", interval); // タイマの間隔
	}
}
function show(m2) {
	if (last_obj != undefined){
		hide(last_obj);
    }
	if (m2 != undefined){
		if (document.getElementById) {
			var ele = document.getElementById(m2);
			if (ele != undefined){
				ele.style.visibility = "visible";
				if (ary_obj[m2] != undefined){
					ary_obj[m2][0] = 0;
					ary_obj[m2][4] = clear_sec;
				} else {
					ary_obj[m2] = new Array(0, 0, ele.offsetHeight, 0, clear_sec);
					ele.style.clip = 'rect('+0+'px '+ele.offsetWidth+'px '+0+'px '+0+'px)';
				}
				last_obj = m2;
				start_timer();
			}
		}
	}
}
function hide(m2) {
	if (m2 != undefined){
		if (document.getElementById) {
			var ele = document.getElementById(m2);
			if (ele != undefined){
				ary_obj[m2][0] = 1;
				last_obj = undefined;
				start_timer();
			}
		}
	}
}

// -->