diff --git a/js/gamubox.js b/js/gamubox.js
index c7e66f6..3a5c1e1 100644
--- a/js/gamubox.js
+++ b/js/gamubox.js
@@ -10,8 +10,10 @@ jQuery(function () {
 		$('body').on('click', '.modalbox', function (e) {
 			e.stopPropagation();
 			e.preventDefault();
+			let ts = + new Date()
 			let url = $(this).attr('href');
 			url += '&var_zajax=content';
+			url += '&ts=' + ts;
 			let data = {};
 			let minHeight = $(this).data('minheight');
 			let minWidth = $(this).data('minwidth');