Ubiquity 0.5 command for seaching in Spotify

gistfile1.txt

// Based on http://anders.mellbratt.se/lastspot.html Thanks to Anders Mellbratt
CmdUtils.CreateCommand({
  names: ['spotify search'],
  arguments: [{role: 'object', nountype: noun_arb_text, label: 'music seach'}],
  icon: "http://www.spotify.com/favicon.ico",
  description: "Performs a search in Spotify",
  author: {name: "Sergio Espeja", email: "sergio.espeja@gmail.com"},
  homepage: "http://sergioespeja.com",
  preview: function( pblock, args ) {
  pblock.innerHTML = "Do a spotify search for: <i>" + args.object.text + "</i>";
 },
 execute: function(args) {
   Utils.openUrlInBrowser("spotify:search:" + args.object.text);    
   var tabName = args.object.text;
   var tab = Utils.tabs.get("spotify:search:" + args.object.text);
   if (tabName && tab) {
     tab.close();
   }
   else {
     Application.activeWindow.activeTab.close();
   }
   displayMessage(tabName + " tab closed");
 }
 });