Background music now loops instead of playing once

cicaprojekt/Display.java

@@ -37,7 +37,7 @@ public class Display extends JPanel{
                     AudioSystem.getAudioInputStream(new URL("http://users.hszk.bme.hu/~bb1376/tomboy.wav"))) {
             clip = AudioSystem.getClip();
             clip.open(ais);
-            clip.start();
+            clip.loop(Clip.LOOP_CONTINUOUSLY);
         }
         catch(Exception e) {
             e.printStackTrace(System.out);