var data = new XMLHttpRequest();
data.open("GET", "simplepieget.json", true);

data.onload = function() {
        var json = JSON.parse(this.responseText);
        //出力先要素(ID指定)を変数に格納
        var container = document.getElementById("simplefeedget");
        //フィードの分だけループ
        for (var i = 0; i < json.length; i++) {
                var entry = json[i];
                var strong = document.createElement("strong");
                strong.appendChild(document.createTextNode(entry.sitename));
                container.appendChild(strong);
                var dt = document.createElement("dt");
                var a = document.createElement("a");a.href = entry.link;
                a.target = "_blank" ;
                a.appendChild(document.createTextNode(entry.title));
                dt.appendChild(a);
                dt.appendChild(document.createTextNode("（"));
                dt.appendChild(document.createTextNode(entry.timestamp2));
                dt.appendChild(document.createTextNode("）"));
                container.appendChild(dt);
                var dd = document.createElement("dd");
                dd.appendChild(document.createTextNode(entry.content));
                container.appendChild(dd);
        }
}
data.send(null);