diff --git a/assets/javascripts/app.js b/assets/javascripts/app.js
index cafd88a..479414b 100644
--- a/assets/javascripts/app.js
+++ b/assets/javascripts/app.js
@@ -470,7 +470,7 @@
     $(".page-home .content-boxL2 .L22 img[src='/assets/announcement-default2.jpg']").attr("src","/assets/announcement-default5.jpg");
     $(".page-home .content-boxL3 .L33 img[src='/assets/announcement-default3.jpg']").attr("src","/assets/announcement-default6.jpg");
     init();
-    if( $('div[data-pp="1000"]').html().trim() !== ''){
+    if( $('div[data-pp="1000"]').length != 0 && $('div[data-pp="1000"]').html().trim() !== ''){
       $('.black-screen').addClass('active');
     }
     $('.close-btn').click(function() {