function writeHeaderMenu() {
document.write('<div id="headerMenu">');
document.write('	<ul id="headerMainMenu">');
document.write('		<li class="no0"><a href="/index.html"><span>Home</span></a></li>');
document.write('		<li class="no1"><a href="/concept.html"><span>Concept</span></a></li>');
document.write('		<li class="no2"><a href="javascript:void(0)" onMouseOver="dispTopicsSub(1)"><span>Items</span></a></li>');
document.write('		<li class="no3"><a href="javascript:void(0)" onMouseOver="dispTopicsSub(2)"><span>How To</span></a></li>');
document.write('		<li class="no4"><a href="javascript:void(0)" onMouseOver="dispTopicsSub(3)"><span>Event</span></a></li>');
document.write('		<li class="no5"><a href="/privacy.html"><span>Privacy &amp; Policy</span></a></li>');
document.write('		<li class="no6"><a href="javascript:void(0)" onMouseOver="dispTopicsSub(4)"><span>Others</span></a></li>');
document.write('	</ul>');
document.write('	<div style="clear:both"></div>');
document.write('</div>');
document.write('<div id="headerSubMenu">');
document.write('	<ul id="headerSubMenu1" onMouseOut="hideTopicsSub(1)" onMouseOver="keepMenu()">');
document.write('		<li><a href="/items/items_view.cgi?category=0"><span>ラインナップ</span></a></li>');
document.write('		<li><a href="/items/items_view.cgi?category=1"><span>デスク</span></a></li>');
document.write('		<li><a href="/items/items_view.cgi?category=2"><span>キッズルーム</span></a></li>');
document.write('		<li><a href="/items/items_view.cgi?category=3"><span>キッチン&amp;ダイニング</span></a></li>');
document.write('		<li><a href="/items/items_view.cgi?category=4"><span>リビング</span></a></li>');
document.write('		<li><a href="/items/items_view.cgi?category=5"><span>プライベートルーム</span></a></li>');
document.write('		<li><a href="/paintitem.html"><span>ペイントアイテム</span></a></li>');
document.write('	</ul>');
document.write('	<ul id="headerSubMenu2" onMouseOut="hideTopicsSub(2)" onMouseOver="keepMenu()">');
document.write('		<li><a href="/howto_tosou.html"><span>塗装のコツ</span></a></li>');
document.write('		<li><a href="/howto_kumitate.html"><span>組み立てのコツ</span></a></li>');
document.write('		<li><a href="/enjoy.html"><span>組み立てキット家具の楽しみ方</span></a></li>');
document.write('	</ul>');
document.write('	<ul id="headerSubMenu3" onMouseOut="hideTopicsSub(3)" onMouseOver="keepMenu()">');
document.write('		<li><a href="/enjoy/enjoy_view.cgi"><span>お客様のお部屋拝見</span></a></li>');
document.write('		<li><a href="/events/events_view.cgi"><span>木工教室ご紹介</span></a></li>');
document.write('	</ul>');
document.write('	<ul id="headerSubMenu4" onMouseOut="hideTopicsSub(4)" onMouseOver="keepMenu()">');
document.write('		<li><a href="javascript:void(window.open(\'/contact.html\',\'contact\',\'width=800,height=720,scrollbars=yes\'))"><span>ご質問ご要望はこちら</span></a></li>');
document.write('		<li><a href="javascript:void(window.open(\'/catalogue.html\',\'catalogue\',\'width=800,height=720,scrollbars=yes\'))"><span>カタログ請求</span></a></li>');
document.write('		<li><a href="javascript:void(window.open(\'/apply.html\',\'apply\',\'width=800,height=720,scrollbars=yes\'))"><span>新規販売店募集中</span></a></li>');
document.write('	</ul>');
document.write('</div>');
}

var timer;
function dispTopicsSub(id_num) {
	clearTimeout(timer);
	id_num =id_num;
	for (num=1;num<=4;num++) {
		document.getElementById('headerSubMenu'+num).style.visibility='hidden'
	}
	document.getElementById('headerSubMenu'+id_num).style.visibility='visible'
	timer = setTimeout('hideTopicsSub2('+id_num+')',2000);
}
function hideTopicsSub(id_num) {
	id_num =id_num;
	timer = setTimeout('hideTopicsSub2('+id_num+')',250);
}
function hideTopicsSub2(id_num) {
	document.getElementById('headerSubMenu'+id_num).style.visibility='hidden'
}
function keepMenu() {
	clearTimeout(timer);
}