diff --git a/src/main/resources/static/js/board/contentList.js b/src/main/resources/static/js/board/contentList.js
index f38002d..38bb073 100644
--- a/src/main/resources/static/js/board/contentList.js
+++ b/src/main/resources/static/js/board/contentList.js
@@ -3,6 +3,8 @@ $(function (){
     format: "yyyy-mm-dd",
     language: "ko"
   });
+
+  setMenu();
 })
 $(document).on('click', '.categoryTr', function (){
   if(location.pathname.indexOf("contentSearch")<0){
@@ -127,4 +129,25 @@ function getBoardLog(contentSeq){
       }
     });
   }
+}
+
+function setMenu(){
+  const categorySeq = getParam("categorySeq");
+  openMenu($("[data-categoryseq='"+categorySeq+"']").attr("data-parentseq"));
+}
+
+function getParam(sname) {
+  const paramAry = location.search.substr(1).split("&");
+  for (let i = 0; i < paramAry.length; i++) {
+    const param = paramAry[i].split("=");
+    if (param[0] === sname) { return param[1]; }
+  }
+}
+
+function openMenu(parentSeq){
+  if(parentSeq){
+    const target = $("[data-categoryseq='"+parentSeq+"']")
+    target.click();
+    openMenu(target.attr("data-parentseq"));
+  }
 }
\ No newline at end of file
diff --git a/src/main/resources/templates/fragments/leftMenu.html b/src/main/resources/templates/fragments/leftMenu.html
index b0d2c89..2710b91 100644
--- a/src/main/resources/templates/fragments/leftMenu.html
+++ b/src/main/resources/templates/fragments/leftMenu.html
@@ -24,8 +24,9 @@
         <th:block th:each="depth1:${session.categoryList}">
           <li class="mb-1">
             <button class="btn btn-toggle align-items-center rounded collapsed"
-                   data-bs-toggle="collapse" aria-expanded="false" th:data-bs-target="'#collapse'+${depth1.categorySeq}"
-                   th:text="${depth1.categoryName}">
+                    data-bs-toggle="collapse" aria-expanded="false"
+                    th:data-categoryseq="${depth1.categorySeq}"
+                    th:data-bs-target="'#collapse'+${depth1.categorySeq}" th:text="${depth1.categoryName}">
             </button>
             <div class="collapse ps-3" th:id="|collapse${depth1.categorySeq}|">
               <ul class="btn-toggle-nav list-unstyled fw-normal pb-1">
@@ -34,8 +35,9 @@
                     <ul class="list-unstyled ps-0">
                       <li class="mb-1">
                         <button class="btn btn-toggle align-items-center rounded collapsed"
-                               data-bs-toggle="collapse" aria-expanded="false"
-                               th:data-bs-target="'#collapse'+${depth2.categorySeq}" th:text="${depth2.categoryName}">
+                                data-bs-toggle="collapse" aria-expanded="false"
+                                th:data-categoryseq="${depth2.categorySeq}" th:data-parentseq="${depth2.parentSeq}"
+                                th:data-bs-target="'#collapse'+${depth2.categorySeq}" th:text="${depth2.categoryName}">
                         </button>
                         <div class="collapse ps-3" th:id="|collapse${depth2.categorySeq}|">
                           <ul class="btn-toggle-nav list-unstyled fw-normal pb-1">
@@ -44,13 +46,17 @@
                               <ul class="list-unstyled ps-0">
                                 <li class="mb-1">
                                   <button class="btn btn-toggle align-items-center rounded collapsed"
-                                         data-bs-toggle="collapse" aria-expanded="false"
-                                         th:data-bs-target="'#collapse'+${depth3.categorySeq}" th:text="${depth3.categoryName}">
+                                          data-bs-toggle="collapse" aria-expanded="false"
+                                          th:data-categoryseq="${depth3.categorySeq}" th:data-parentseq="${depth3.parentSeq}"
+                                          th:data-bs-target="'#collapse'+${depth3.categorySeq}" th:text="${depth3.categoryName}">
                                   </button>
                                   <div class="collapse ps-3" th:id="|collapse${depth3.categorySeq}|">
                                     <ul class="btn-toggle-nav list-unstyled fw-normal pb-1">
                                       <th:block th:each="depth4:${depth3.childCategoryList}">
-                                        <li><a th:href="|@{/board/contentList}?categorySeq=${depth4.categorySeq}|" class="bi bi-dash link-dark rounded ps-3 text-decoration-none" th:text="${depth4.categoryName}"></a></li>
+                                        <li><a th:href="|@{/board/contentList}?categorySeq=${depth4.categorySeq}|"
+                                               th:data-categoryseq="${depth4.categorySeq}" th:data-parentseq="${depth4.parentSeq}"
+                                               class="bi bi-dash link-dark rounded ps-3 text-decoration-none"
+                                               th:text="${depth4.categoryName}"></a></li>
                                       </th:block>
                                       <th:block th:if="${depth3.childCategoryList.size==0}">
                                         <li>등록된 소분류가 없습니다.</li>