function toppicture(){
	src = new Array("top1.jpg", "top2.jpg", "top4.jpg", "top5.jpg", "top6.jpg", "top7.jpg");
	document.write('<img src="img/top/');
	document.write(src[Math.floor(Math.random()*src.length)]);
	document.write('" width="320", height="240" alt="自然人倶楽部" align="right">');
}

function createNew(name, link, absolute, blank){
	var item = new Array();
	item["name"] = name;
	item["link"] = link;
	if (absolute)
	{
		item["b_link"] = link;
	}
	else
	{
		item["b_link"] = "../" + link;
	}
	item["blank"] = blank;

	return item;
}


function drawmenu(sel, back){
	menu  = new Array();
  menu.push(createNew("トップ", 		"./", 			false, false));
  menu.push(createNew("活動紹介", 	"activities.html", 	false, false));
  menu.push(createNew("新歓日程", 	"fnc.html", 				false, false));
  menu.push(createNew("旅ブログ", 	"record/"		, false, false));
  menu.push(createNew("写真館", 	"record/uplist.php"	, false, false));
  menu.push(createNew("年間予定", 	"annually.html"		, false, false));
  menu.push(createNew("掲示板",			"http://naturalist-club.com/BBS/main/wwwebbs.cgi", true,	 true));
  menu.push(createNew("活動予定",	"plan/index.php", false,	 true));
  menu.push(createNew("Mem only",	  "http://naturalist-club.com/data/pukiwiki/pukiwiki.php", true,	 true));

	document.write('<ul id="navi">');
	var l = menu.length;
	for (var i = 0 ; i < l ; i++)
	{
		document.write('<li>');
		document.write('<a href="' + (back ? (menu[i]["b_link"]) : (menu[i]["link"])) + '" ');
		if (menu[i]["name"] == sel)
		{
			document.write('class="selected"');
		}
		document.write((menu[i]["blank"] ? ('target="_blank"') : ('')) + '>');
		document.write(menu[i]["name"]);
		document.write('</a></li>');
	}
	document.write('</ul>');
}