Ubiquity Command "lyrics" or "letra(s)"

lyrics.js

CmdUtils.makeSearchCommand({
  name: "lyrics",
  description: "Searches lyrics at letras.mus.br (powered by Google).",
  url: "http://www.google.com/search?q=site:letras.terra.com.br+{QUERY}",
  icon: "http://letras.terra.com.br/favicon.ico",
  homepage: "http://gist.github.com/65907",
  author: { name: "Morozowski", email: "morozowski+ubiquity [at] gmail [dot] com"},
  license: "GPL",
  synonyms: ["letra", "letras"],
  preview: function(pblock, directObject) {
    var searchTerm = directObject.text;
    if(searchTerm.length < 1) {
      pblock.innerHTML = "Searches lyrics at letras.mus.br.";
      return;
    }
    var url = "http://ajax.googleapis.com/ajax/services/search/web";
    var params = { v: "1.0", q: "site:letras.terra.com.br " + searchTerm };
    CmdUtils.previewGet( pblock, url, params, function(data) {
      var numToDisplay = 10;
      var results = data.responseData.results;
      var html = '';
      for(var i=0;i<results.length && i<numToDisplay;i++){
        html += "<p>"+(i+1)+": <u><a href=\""+results[i].url+"\" accesskey=\""+(i+1)+"\">"+results[i].title+"</a></u></p>";
      }
      html += "<small>Tip: You can go to any result in this preview by using its number as an access key. (Linux and Windows: alt-number, Mac: control-number)</small>\n";
      pblock.innerHTML = html;
    }, "json");
  }
});