<div id="myLuckyPost">
</div>
<script type="text/javascript">
function showLucky(root){
var feed = root.feed;
var entries = feed.entry || [];
var entry = feed.entry[0];
for (var j = 0; j < entry.link.length; ++j){
if (entry.link[j].rel == 'alternate'){
window.location = entry.link[j].href;
}
}
}
function fetchLuck(luck){
script = document.createElement('script');
script.src = '/feeds/posts/summary?start-index='+luck+'&max-results=1&alt=json-in-script&callback=showLucky';
script.type = 'text/javascript';
document.getElementsByTagName('head')[0].appendChild(script);
}
function feelingLucky(root){
var feed = root.feed;
var total = parseInt(feed.openSearch$totalResults.$t,10);
var luckyNumber = Math.floor(Math.random()*total);
luckyNumber++;
a = document.createElement('a');
a.href = '#random';
a.rel = luckyNumber;
a.onclick = function(){
fetchLuck(this.rel);
};
a.innerHTML = 'View Random Post';
document.getElementById('myLuckyPost').appendChild(a);
}
</script>
<script src="/feeds/posts/summary?max-results=0&alt=json-in-script&callback=feelingLucky"></script>
これにより、ランダムなブロガー投稿へのリンクが生成されます。ここで、「View Random Post」( a.innerHTML = 'View Random Post';
) テキスト リンクを画像に変更します。出来ますか?