var twid='curecode';     //TwitterのID
var fbtype='recommend';  //'like'なら「いいね」 'recommend' なら「おすすめ」

var d=document;
var t=d.getElementById('twbtn');
var ts='http://platform.twitter.com/widgets/tweet_button.html?count=horizontal&id=twitter_tweet_button_0&lang=ja&original_referer=' + encodeURIComponent(location.href) + '&text=' + encodeURIComponent(d.title) + '&via=' + twid;
t.innerHTML='<iframe src="' + ts + '" scrolling="no" style="border:none; overflow:hidden; width:130px; height:20px;"></iframe>';

var f=d.getElementById("fbbtn");
var fs='http://www.facebook.com/plugins/like.php?href=' + encodeURIComponent(location.href) + '&send=false&layout=button_count&width=450&show_faces=true&action=' + fbtype + '&colorscheme=light&height=21';
f.innerHTML='<iframe src="' + fs + '" scrolling="no" style="border:none; overflow:hidden; width:450px; height:21px;"></iframe>';