diff --git a/public/home/home.js b/public/home/home.js
index 3f0c8071b..ddb92da19 100644
--- a/public/home/home.js
+++ b/public/home/home.js
@@ -112,13 +112,12 @@ function getTime(UpdatedUnix,currentTime){
     var timeEscSecond = currentTime - UpdatedUnix;
     console.log("currentTime=" + currentTime + " updateUnix=" + UpdatedUnix);
    
-
     var hours= timeEscSecond / 3600;
     //计算相差分钟数
-    var leave2=leave1 % (3600); //计算小时数后剩余的秒数
+    var leave2 = timeEscSecond % (3600); //计算小时数后剩余的秒数
     var minutes= leave2 / 60;//计算相差分钟数
 
-    var leave3=leave2%60; //计算分钟数后剩余的秒数
+    var leave3=leave2 % 60; //计算分钟数后剩余的秒数
     var seconds= leave3;
 
     if(hours == 0 && minutes == 0){