function prtMenu(menuID){
	document.write('        <ul>');
	document.write('          <li><a href="/index.html"><img src="/img/btn_top01_a.gif" width="200" height="70" alt="トップページ" id="m_top" class="rollover" /></a></li>');
	document.write('          <li><a href="/activities/profile.html"><img src="/img/btn_profile01_a.gif" width="200" height="40" alt="プロフィール" id="m_profile" class="rollover" /></a></li>');
	document.write('          <li><a href="/cgi-bin/asx/bkn.cgi"><img src="/img/btn_thisweek01_a.gif" width="200" height="40" alt="This Week!" id="m_thisweek" class="rollover" /></a></li>');
	document.write('          <li><a href="/navigator/index.html"><img src="/img/btn_navigator01_a.gif" width="200" height="40" alt="ナビゲーター" id="m_navigator" class="rollover" /></a></li>');
	document.write('          <li><a href="/activities/tenbou.html"><img src="/img/btn_21century01_a.gif" width="200" height="40" alt="21世紀の日本" id="m_21st" class="rollover" /></a></li>');
	document.write('          <li><a href="javaScript:tree\(\'treeMenu1\'\)"><img src="/img/btn_policy01_a.gif" width="200" height="40" alt="政策" id="m_seisaku" class="rollover" /></a>');
	document.write('            <ul id="treeMenu1" class="tree-menu">');
	document.write('              <li><a href="/seisaku/sei_01.html"><img src="/img/btn_environment01_a.gif" width="160" height="32" alt="環境" id="m_seisaku01" class="rollover" /></a></li>');
	document.write('              <li><a href="/seisaku/sei_02.html"><img src="/img/btn_tax01_a.gif" width="160" height="32" alt="税金改革/予算" id="m_seisaku02" class="rollover" /></a></li>');
	document.write('              <li><a href="/seisaku/sei_03.html"><img src="/img/btn_security01_a.gif" width="160" height="32" alt="日米安全保障" id="m_seisaku03" class="rollover" /></a></li>');
	document.write('              <li><a href="/seisaku/sei_04.html"><img src="/img/btn_education01_a.gif" width="160" height="32" alt="教育" id="m_seisaku04" class="rollover" /></a></li>');
	document.write('              <li><a href="/seisaku/sei_05.html"><img src="/img/btn_government_reform01_a.gif" width="160" height="32" alt="政府改革" id="m_seisaku05" class="rollover" /></a></li>');
	document.write('              <li><a href="/seisaku/sei_06.html"><img src="/img/btn_economy01_a.gif" width="160" height="32" alt="経済" id="m_seisaku06" class="rollover" /></a></li>');
	document.write('              <li><a href="/seisaku/sei_07.html"><img src="/img/btn_social01_a.gif" width="160" height="32" alt="社会保険" id="m_seisaku07" class="rollover" /></a></li>');
	document.write('            </ul>');
	document.write('          </li>');
	document.write('          <li><a href="/topics/index.html"><img src="/img/btn_topics01_a.gif" width="200" height="40" alt="トピックス" id="m_topics" class="rollover" /></a></li>');
	document.write('          <li><a href="/mass/index.html"><img src="/img/btn_media01_a.gif" width="200" height="40" alt="マスコミ語録" id="m_masscomi" class="rollover" /></a></li>');
	document.write('          <li><a href="/compass/index.html"><img src="/img/btn_compass01_a.gif" width="200" height="40" alt="コンパス" id="m_compass" class="rollover" /></a></li>');
	document.write('          <li><a href="/activities/sugi.html"><img src="/img/btn_suginami01_a.gif" width="200" height="40" alt="杉並区情報" id="m_suginami" class="rollover" /></a></li>');
	document.write('          <li><a href="/hoticons/kodomo.html"><img src="/img/btn_children01_a.gif" width="200" height="40" alt="子供たちへ" id="m_children" class="rollover" /></a></li>');
	document.write('          <li><a href="/hoticons/tsuma.html"><img src="/img/btn_wife01_a.gif" width="200" height="40" alt="石原里紗「妻の目」" id="m_tsuma" class="rollover" /></a></li>');
	document.write('          <li><a href="javaScript:tree\(\'treeMenu2\'\)"><img src="/img/btn_link01_a.gif" width="200" height="40" alt="リンク" id="m_links" class="rollover" /></a>');
	document.write('            <ul id="treeMenu2" class="tree-menu">');
	document.write('              <li><a href="http://www.jimin.or.jp/"><img src="/img/btn_jimin01_a.gif" width="160" height="32" alt="自民党" class="rollover" /></a></li>');
	document.write('              <li><a href="/links/link_kankoutyou.html"><img src="/img/btn_government01_a.gif" width="160" height="32" alt="官公庁" id="m_kankoutyou" class="rollover" /></a></li>');
	document.write('              <li><a href="/links/link_houjin.html"><img src="/img/btn_foundation01_a.gif" width="160" height="32" alt="財団＆社会法人" id="m_houjin" class="rollover" /></a></li>');
	document.write('              <li><a href="/links/link_kaikaku.html"><img src="/img/btn_government_regulatory_reform01_a.gif" width="160" height="32" alt="行政・規制革命" id="m_kaikaku" class="rollover" /></a></li>');
	document.write('              <li><a href="/links/link_kankyo.html"><img src="/img/btn_environment01_a.gif" width="160" height="32" alt="環境問題" id="m_kankyo" class="rollover" /></a></li>');
	document.write('              <li><a href="/links/link_kokusai.html"><img src="/img/btn_international01_a.gif" width="160" height="32" alt="国際問題" id="m_kokusai" class="rollover" /></a></li>');
	document.write('              <li><a href="/links/link_jichi.html"><img src="/img/btn_domestic_local01_a.gif" width="160" height="32" alt="地方自治内政" id="m_jichi" class="rollover" /></a></li>');
	document.write('              <li><a href="/links/link_mass.html"><img src="/img/btn_topical_media01_a.gif" width="160" height="32" alt="時事＆マスコミ" id="m_mass" class="rollover" /></a></li>');
	document.write('              <li><a href="/links/link_giin.html"><img src="/img/btn_other01_a.gif" width="160" height="32" alt="他の国会議員" id="m_giin" class="rollover" /></a></li>');
	document.write('              <li><a href="/links/link_economy.html"><img src="/img/btn_economy01_a.gif" width="160" height="32" alt="経済" id="m_economy" class="rollover" /></a></li>');
	document.write('            </ul>');
	document.write('          </li>');
	document.write('          <li><a href="/activities/jimusho.html"><img src="/img/btn_location01_a.gif" width="200" height="40" alt="石原事務所所在地" id="m_jimusyo" class="rollover" /></a></li>');
	document.write('          <li class="opinions"><a href="/english/index.html"><img src="/img/btn_english01_a.gif" width="151" height="34" alt="ENGLISH" class="rollover" /></a></li>');
	document.write('          <li class="opinions"><a href="/feedback/iken.html"><img src="/img/btn_opinions01_a.gif" width="151" height="34" alt="ご意見はこちら" class="rollover" /></a></li>');
	document.write('        </ul>');
	
	var actv = document.getElementById(menuID);
	actv.className = '';
	var imgpath = actv.getAttribute('src').replace('_a.gif','_b.gif');
	actv.setAttribute('src',imgpath);
	
	if(menuID == 'm_seisaku01' ||
	   menuID == 'm_seisaku02' ||
	   menuID == 'm_seisaku03' ||
	   menuID == 'm_seisaku04' ||
	   menuID == 'm_seisaku05' ||
	   menuID == 'm_seisaku06' ||
	   menuID == 'm_seisaku07'){
		var actv_c = document.getElementById('m_seisaku');
		actv_c.className = '';
		var imgpath_c = actv_c.getAttribute('src').replace('_a.gif','_b.gif');
		actv_c.setAttribute('src',imgpath_c);
	}
	
	if(menuID == 'm_kankoutyou' ||
	   menuID == 'm_houjin' ||
	   menuID == 'm_kaikaku' ||
	   menuID == 'm_kankyo' ||
	   menuID == 'm_kokusai' ||
	   menuID == 'm_jichi' ||
	   menuID == 'm_mass' ||
	   menuID == 'm_giin' ||
	   menuID == 'm_economy'){
		var actv_c = document.getElementById('m_links');
		actv_c.className = '';
		var imgpath_c = actv_c.getAttribute('src').replace('_a.gif','_b.gif');
		actv_c.setAttribute('src',imgpath_c);
	}
}