diff --git a/Charu3Tree.cpp b/Charu3Tree.cpp
index 3b38dfe..2960117 100644
--- a/Charu3Tree.cpp
+++ b/Charu3Tree.cpp
@@ -235,24 +235,6 @@ void CCharu3Tree::setImageList(POINT posSize, CString strFileName, CString strPa
     }
 }
 
-//---------------------------------------------------
-//関数名	checkRedundancyID(int nID)
-//機能		重複IDをチェック
-//---------------------------------------------------
-bool CCharu3Tree::checkRedundancyID(int nID)
-{
-    bool isRet = false;
-    std::list<STRING_DATA>::iterator it;
-
-    for (it = m_MyStringList.begin(); it != m_MyStringList.end(); it++) {
-        if (it->m_nMyID == nID) {
-            isRet = true;
-            break;
-        }
-    }
-    return isRet;
-}
-
 //---------------------------------------------------
 //関数名	checkMyChild(HTREEITEM hChildItem,int nMyID)
 //機能		自分の子孫フォルダか調べる
@@ -754,6 +736,33 @@ bool CCharu3Tree::LoadDataWithPlugin(CString strFileName, CString strPlugin, std
     return isRet;
 }
 
+int CCharu3Tree::makeNewID()
+{
+    (*m_pMaxID)++;
+    while (checkRedundancyID(*m_pMaxID)) {
+        *m_pMaxID += 10;
+    }
+    return *m_pMaxID;
+}
+
+//---------------------------------------------------
+//関数名	checkRedundancyID(int nID)
+//機能		重複IDをチェック
+//---------------------------------------------------
+bool CCharu3Tree::checkRedundancyID(int nID)
+{
+    bool isRet = false;
+    std::list<STRING_DATA>::iterator it;
+
+    for (it = m_MyStringList.begin(); it != m_MyStringList.end(); it++) {
+        if (it->m_nMyID == nID) {
+            isRet = true;
+            break;
+        }
+    }
+    return isRet;
+}
+
 //---------------------------------------------------
 //関数名	normalizationID(list<STRING_DATA>* pList,int nParentID)
 //機能		IDを正規化(ほとんどCharu2Proのデータ専用)
diff --git a/Charu3Tree.h b/Charu3Tree.h
index 193b334..fbe34f3 100644
--- a/Charu3Tree.h
+++ b/Charu3Tree.h
@@ -158,9 +158,8 @@ class CCharu3Tree : public CTreeCtrl
 
     bool loadDataFileDef(CString strFileName, CString strPlugin);
     bool loadDataFile(CString strFileName, CString strPlugin, std::list<STRING_DATA>* tmplist);
-    bool convertMacroPlugin(STRING_DATA* SourceData, CString* strRet, CString strSelect, CString strClip, CString strSoftName);
-
     bool saveDataToFile(CString strFileName, CString strPlugin, HTREEITEM hStartItem);
+    bool convertMacroPlugin(STRING_DATA* SourceData, CString* strRet, CString strSelect, CString strClip, CString strSoftName);
 
     void setInitInfo(int* pMaxID, int* pSelectID, int* pRecNumber) {
         m_pMaxID = pMaxID;
@@ -194,18 +193,10 @@ class CCharu3Tree : public CTreeCtrl
     std::list<STRING_DATA>::iterator findData(STRING_DATA* dataPtr);
     int mergeList(std::list<STRING_DATA>* pMainList, std::list<STRING_DATA>* pList, int nParent);
 
-    int makeNewID() {
-        (*m_pMaxID)++;
-        while (checkRedundancyID(*m_pMaxID)) {
-            *m_pMaxID += 10;
-        }
-        return *m_pMaxID;
-    }
-    void setSelectID(int nID) {
-        *m_pSelectID = nID;
-    }
-    void normalizationID(std::list<STRING_DATA>* pList, int nParentID);
+    int makeNewID();
+    void setSelectID(int nID) { *m_pSelectID = nID; }
     bool checkRedundancyID(int nID);
+    void normalizationID(std::list<STRING_DATA>* pList, int nParentID);
 
     int getChildCount(HTREEITEM hTreeItem, bool isBrotherOnly = false);
     HTREEITEM getFirstFolder(HTREEITEM hStartItem);
diff --git a/MyTreeDialog.cpp b/MyTreeDialog.cpp
index d667b24..0eb8fc4 100644
--- a/MyTreeDialog.cpp
+++ b/MyTreeDialog.cpp
@@ -680,23 +680,28 @@ BOOL CMyTreeDialog::PreTranslateMessage(MSG* pMsg)
             if (theApp.m_ini.m_bSelectByTypingAutoPaste) KillTimer(CHARU_QUICK_TIMER);
             HTREEITEM hTreeItem = m_pTreeCtrl->GetSelectedItem();
             if (hTreeItem) {
-                if (::GetKeyState(VK_CONTROL) < 0) {//CTRLが押されている
-                    HTREEITEM hSelItem = m_pTreeCtrl->GetSelectedItem();
-                    m_pTreeCtrl->ToggleItemCheck(hSelItem);
-                    hSelItem = m_pTreeCtrl->GetNextVisibleItem(hTreeItem);
-                    if (hSelItem) hTreeItem = hSelItem;
+                bool goBackwards = ::GetKeyState(VK_SHIFT) < 0;
+                if (::GetKeyState(VK_CONTROL) < 0) {
+                    m_pTreeCtrl->ToggleItemCheck(m_pTreeCtrl->GetSelectedItem());
+                    hTreeItem = goBackwards ? m_pTreeCtrl->GetPrevSiblingItem(hTreeItem) : m_pTreeCtrl->GetNextSiblingItem(hTreeItem);
                 }
-                else if (::GetKeyState(VK_SHIFT) < 0) {//シフトが押されている
-                    hTreeItem = m_pTreeCtrl->GetPrevVisibleItem(hTreeItem);//前のアイテムを取得
-                    if (!hTreeItem) {
-                        hTreeItem = m_pTreeCtrl->getLastVisibleItem();//一番上まで行ったら最後にループ
+                else {
+                    if (goBackwards) {
+                        hTreeItem = m_pTreeCtrl->GetPrevVisibleItem(hTreeItem);
+                        if (!hTreeItem) {
+                            hTreeItem = m_pTreeCtrl->getLastVisibleItem();
+                        }
+                    }
+                    else {
+                        hTreeItem = m_pTreeCtrl->GetNextVisibleItem(hTreeItem);
+                        if (!hTreeItem) {
+                            hTreeItem = m_pTreeCtrl->GetRootItem();
+                        }
                     }
                 }
-                else {
-                    hTreeItem = m_pTreeCtrl->GetNextVisibleItem(hTreeItem);
-                    if (!hTreeItem) hTreeItem = m_pTreeCtrl->GetRootItem();
+                if (hTreeItem) {
+                    m_pTreeCtrl->SelectItem(hTreeItem);
                 }
-                m_pTreeCtrl->SelectItem(hTreeItem);
             }
             else {//選択されてなかったら0番目を選択
                 m_pTreeCtrl->Select(m_pTreeCtrl->GetRootItem(), TVGN_FIRSTVISIBLE);
@@ -752,8 +757,7 @@ BOOL CMyTreeDialog::PreTranslateMessage(MSG* pMsg)
         }
         //TABキーでチェック
         else if (VK_TAB == pMsg->wParam && !m_pTreeCtrl->IsDragging() && !m_isModal) {
-            HTREEITEM hSelItem = m_pTreeCtrl->GetSelectedItem();
-            m_pTreeCtrl->ToggleItemCheck(hSelItem);
+            m_pTreeCtrl->ToggleItemCheck(m_pTreeCtrl->GetSelectedItem());
             return true;
         }
         //上下
@@ -1097,8 +1101,7 @@ void CMyTreeDialog::OnListSearch()
 
 void CMyTreeDialog::OnCheckItem()
 {
-    HTREEITEM hSelItem = m_pTreeCtrl->GetSelectedItem();
-    m_pTreeCtrl->ToggleItemCheck(hSelItem);
+    m_pTreeCtrl->ToggleItemCheck(m_pTreeCtrl->GetSelectedItem());
     m_bCheckbox = true;
 }