diff --git a/src/main/webapp/WEB-INF/jsp/web/msgsent/MsgSentView.jsp b/src/main/webapp/WEB-INF/jsp/web/msgsent/MsgSentView.jsp
index c1f7c602..54eb6533 100644
--- a/src/main/webapp/WEB-INF/jsp/web/msgsent/MsgSentView.jsp
+++ b/src/main/webapp/WEB-INF/jsp/web/msgsent/MsgSentView.jsp
@@ -261,6 +261,15 @@ function fnSearch(pageNo){
 	
 }
 
+
+//이전 월 구하기
+function prevMonth(month) {
+   var d = new Date();
+   var monthOfYear = d.getMonth();
+   d.setMonth(monthOfYear - month);
+   return getDateStr(d);
+}
+
 function fnExcelDownLoad(pageType, tabType){
 	
 	var form = document.searchForm;
@@ -282,7 +291,7 @@ function fnExcelDownLoad(pageType, tabType){
 	else {
 		if ($("#startDate").val() < prevMonth(3)) {
 			alert("최근 3개월까지만 다운로드 가능합니다.")
-// 			return false; 			
+ 			return false; 			
 		}
 	}