Dont show album art if url not defined

resources/views/components/lastfm-current.blade.php

@@ -13,9 +13,11 @@
     <br>
 @else
 <div class="current-track">
+    @if (defined($artUrl))
     <div>
         <img src="{{ $artUrl }}" alt="Album cover for {{ $track["title"] }} by {{ $track["artist"] }}">
     </div>
+    @endif
     <div>
         <h2>{{ $track["header"] }}:</h2>
         <a href="{{ $track["url"] }}"><font color="#000000">{{ $track["title"] }}</font></a><br>