Update index.html

index.html

@@ -514,13 +514,13 @@
     sound.play();
     
     // 발사 이펙트 추가
-        effects.push(new Effect(
+           effects.push(new Effect(
         this.x + Math.cos(this.angle) * 30,
         this.y + Math.sin(this.angle) * 30,
         500,
         'fire',
         this.angle,
-        this  // 자신을 부모로 전달
+        this
     ));
 
     bullets.push({
@@ -604,16 +604,15 @@ function initRound() {
     supportUnits = [];
     lastSupportSpawn = 0;
 
-    if (currentStage === 2) {
-        const newBackgroundImg = new Image();
-        newBackgroundImg.src = 'city2.png';
-        newBackgroundImg.onload = () => {
-            backgroundImg.src = 'city2.png';
-        };
+   if (currentStage === 2) {
+    backgroundImg.onload = () => {
+        // 이미지 로딩이 완료된 후 BGM 변경
         bgm.pause();
         bgm.src = 'BGM3.ogg';
         bgm.play();
-    }
+    };
+    backgroundImg.src = 'city2.png';
+}
 
     startCountdown();
 
@@ -791,7 +790,6 @@ function initRound() {
               }
           }
       }
-    enemies.forEach(enemy => enemy.update());
 }
        function spawnHealthItem(x, y) {
            items.push({x, y});