// ランダムバナー
var random_bnrCount = 1; //表示する枚数
var bnrImagelist = [
	[ "http://link.ameba.jp/52391/",          "http://stat100.ameba.jp/p_skin/official_132/img/bnr_wowow.jpg", "WOWOW" ] ,
	[ "http://link.ameba.jp/52056/",          "http://stat100.ameba.jp/p_skin/official_132/img/bnr_konami.jpg", "KONAMI" ] ,
	[ "http://link.ameba.jp/52056/",          "http://stat100.ameba.jp/p_skin/official_132/img/bnr_konami.jpg", "KONAMI" ] //last
];

function random_bnr(){
	var output = "<ul>";
	for(i=0;i<random_bnrCount;i++){
		var listNum = Math.floor(Math.random() * bnrImagelist.length);
		output += '<li><a target="_blank" href="' + bnrImagelist[listNum][0] + '">' + '<img width="170" src="' + bnrImagelist[listNum][1] + '"' + ' alt="' + bnrImagelist[listNum][2] + '">' + '</a></li>';
		bnrImagelist.splice(listNum,1);
	}
	output +="</ul>";
	document.write(output);
};