Flickr2Tag Bookmarklet

f2t.js

(function(){
var size='z';
var h=window.location.href;
var f='http://api.flickr.com/services/rest/?method=flickr.urls.lookupuser&api_key=76e0f69b613dbf2ecbd8647ab5de11da&format=json&nojsoncallback=1&url=';
var x=new XMLHttpRequest();
x.open("GET", f+h, false);
x.send(null);
var r=JSON.parse(x.responseText);
var i=r.user.id;
var b='http://flickr2tag.drikin.com/?query='+i+'&size='+size;
var q=h.match(/\/sets\/(\d+)/);
if(q){b=b+'&photoset_id='+q[1]};
window.location.href=b;
})()

You can convert this script to bookmarklet here
このサイトからbookmarklet化が出来ます