function localeDate(dt){
	//変換前「Tue Dec 16 23:48:56 +0000 2008」
	//変換後「2008年12月17日 8:48:56」
	datestr = "";
	weekJp = ["日","月","火","水","木","金","土"];
	d = new Date(dt);
	datestr += d.getFullYear();
	datestr += "/"+(d.getMonth()+1);
	datestr += "/"+d.getDate();

	datestr += "("+weekJp[d.getDay()]+")";

	return datestr;
}

/**
 * JSONロード時に起動される関数
 */
function jsonCallback(data){
	var myrss = document.getElementById("myrss_result");
	myrss.innerHTML = '';
	for (var i in data.value.items) {
		var item = data.value.items[i];

		// aタグ作成
		var a = document.createElement('a');
		a.setAttribute('target', '_blank');
		a.href = item.link;
		//a.innerHTML = item.pubDate.substring(0,11) + ' ' + item.title;
		a.innerHTML = localeDate(item.pubDate) + ' ' + item.title;
		// liタグ作成
		var li = document.createElement('li');
		li.appendChild(a);
		myrss.appendChild(li);
	}
}