function getArtistImage(artist, song_url, searchLimit){ var searchLimit = (typeof searchLimit !== 'undefined') ? searchLimit : 10; spotifyApi.searchArtists(artist, {limit: searchLimit}, function(err, data){ if(!err){ var img_url = data.artists.items[0].images[0].url; showArtistImage(img_url) } else { console.log("ERROR: " + err); } playMusic(song_url) }) }