diff --git a/js/custom.js b/js/custom.js
index aa4d820..39766dc 100644
--- a/js/custom.js
+++ b/js/custom.js
@@ -21,7 +21,7 @@ var speed = 1;
 var upTimer = null,downTimer = null,leftTimer = null,rightTimer = null;
 var suiDanTimer = null;
 var startIndex = 0;
-// 集体舞
+// 集体舞ji
 function allDancing(dangcing){
 	if(dangcing!=''){
 		// clearInterval(upTimer);
@@ -204,9 +204,16 @@ $(function(){
 		})
 	},4000)
 	// 自动切歌
-	setInterval(()=>{
+	var audio=document.getElementById('music');
+	if(audio){
+	audio.loop = false;
+	audio.addEventListener('ended', function () {  
 		changeMusic()
-	},1000 * 60 * 2)
+	}, false);
+	}
+	// setInterval(()=>{
+	// 	changeMusic()
+	// },1000 * 60 * 2)
 	// setTimeout(()=>{
 	// 	console.log('开始集体舞');
 	// 	allDancing();