diff --git a/src/main/webapp/WEB-INF/jsp/index.jsp b/src/main/webapp/WEB-INF/jsp/index.jsp
index a7b39790..004884b4 100644
--- a/src/main/webapp/WEB-INF/jsp/index.jsp
+++ b/src/main/webapp/WEB-INF/jsp/index.jsp
@@ -107,7 +107,22 @@
     	});
 
     	$("#btnMessageAccountValidation").on("click", function(){
-    		window.open("/resources/html/smsAccountValidation.html","sms 계정 신청 검증");
+
+    		fetch(wctx.url("/resources/html/smsAccountValidation.html"))
+            .then(function(resp) { return resp.text(); })
+            .then(function(template) {
+    			let dialogName = "smsAccountValidationDialog";
+    			let dialogId = dialogName + "-" + uuid();
+                dialog.open({
+                       id: dialogId
+                     , title: "sms 계정 신청 검증"
+                     , size: "lg"
+                     , content: template
+                     , init: () => {
+    					$("#"+dialogId).attr("name", dialogName);
+    				 }
+                });
+            });
 		});
 
     	$("#btnMakeConfForMessage").on("click", function(){