function youtube_getUrl() {
	var youtube_list = new Array(
	"TRB5r7SwA4k",
	"vNdEBx2ZpsA",
	"Rmb3ZH9848E&feature=related",
	"noWT29CBX_E&feature=related",
	"VVA6-Vk3O-4&feature=related",
	"gofgiK8poSo&feature=related",
	"v1rbz9lHZ48&feature=related",
	"TJVf4g0evOI&feature=related",
	"J39ruYFzGAs&feature=related",
	"52zuIlSnb0Q&feature=related",
	"y8lgaEDUcX8&feature=related"
	);
	var rnd = Math.floor( Math.random() * youtube_list.length ); 
	var url = "http://www.youtube.com/v/"+youtube_list[rnd];
	return url;
};

function setSnaviList() {
var ndFixed = new Array;
var sl = new Array();
ndFixed = {"document":0,"event":0,"inquiry":0}
sl = 
	{"document":[
		["right_snavi_document01.gif","http://www.jp.arm.com/document/manual/mdl.cgi","マニュアルダウンロード"],
		["right_snavi_document02.gif","http://www.jp.arm.com/document/catalog/mdl.cgi","カタログダウンロード"],
		["right_snavi_document03.gif","/document/whitepater/index.html","ホワイトペーパー"],
		["right_snavi_document04.gif","/document/magazine/index.html","IQマガジン"],
		["right_snavi_document05.gif","/document/guide/index.html","開発ガイド"],
		["right_snavi_document06.gif","/document/trade_book/index.html","日本語書籍"],
		["right_snavi_document07.gif","/document/trade_book/index.html#TB_currentSP","今月の特集"]
	],
	"event":[
		["right_snavi_event01.gif","/event/solutionseminar2009.html","ARMソリューションセミナー 2009"],
		["right_snavi_event02.gif","http://www.yokogawa-digital.com/arm/training/","トレーニング横河ディジタルコンピュータ","_blank"],
		["right_snavi_event03.gif","http://www.andor.jp/arm/semina/atc_frame2.htm","トレーニングアンドールシステムサポート","_blank"]
	],
	"inquiry":[
		["right_snavi_inquiry03.gif","/products/devtools/request.html","開発ツールリクエスト"],
		["right_snavi_inquiry01.gif","/iqonline/helpdesk.html","ARM Helpdesk for Developers"],
		["right_snavi_inquiry02.gif","/community/third_party/index.html","サードパーティお問い合わせ"]
	]
}

function addImg(src,alt,x,y){
	var nd = document.createElement('img');
	nd.setAttribute('src',"images/"+src);
	nd.setAttribute('alt',alt);
	nd.setAttribute('border',0);
	if(x) nd.setAttribute('width',x);
	if(y) nd.setAttribute('height',y);
	return nd;
}

function addLink(url,_target){
	var nd = document.createElement('a');
	nd.setAttribute('href',url)
	if(_target) nd.setAttribute('target',_target);
	return nd;
}

function addCell(col){
	var nd = document.createElement('td');
	if(col) nd.setAttribute('colspan',col)
	return nd;
}

function addNode(node){
	var nd = document.createElement(node);
	return nd;
}

for(var sl_item in sl){
	for(var i=0;i<(sl[sl_item].length % 3)+ndFixed[sl_item];i++){//余りのぶんだけ配列をランダムで消す
		sl[sl_item].splice((Math.floor(Math.random()*(sl[sl_item].length-ndFixed[sl_item])))+ndFixed[sl_item],1);	
	}

	for(var i=0;i<sl[sl_item].length;i++){
		var target = document.getElementById(sl_item).lastChild;
		if((i) % 3 == 0) {
			if(i != 0) {
				target.appendChild(addNode('tr'));
				target.lastChild.appendChild(addImg('spacer.gif','',1,4));
			}
			target = target.appendChild(addNode('tr'));
		} else {
			target = target.lastChild;
		}
		target = target.appendChild(addCell());	
		target = target.appendChild(addLink(sl[sl_item][i][1],sl[sl_item][i][3]));	
		target = target.appendChild(addImg(sl[sl_item][i][0],sl[sl_item][i][2]));	
	}
}

}