diff --git a/content/treestyletab/config.xul b/content/treestyletab/config.xul
index e935645b..b6706359 100644
--- a/content/treestyletab/config.xul
+++ b/content/treestyletab/config.xul
@@ -332,6 +332,7 @@
 			<tab label="&config.tabs.link.tab;"/>
 			<tab label="&config.tabs.bookmark.tab;"/>
 			<tab label="&config.tabs.urlbar.tab;"/>
+			<tab label="&config.tabs.dragdrop.tab;"/>
 			<tab label="&config.tabs.misc.tab;"/>
 		</tabs>
 		<tabpanels>
@@ -354,24 +355,6 @@
 						</vbox>
 					</hbox>
 				</groupbox>
-				<groupbox>
-					<caption align="center">
-						<label value="&config.dropLinksOnTab.caption;"/>
-						<checkbox id="dropLinksOnTab-check"
-							label="&config.dropLinksOnTab.ask;"
-							oncommand="gDropLinksOnTabRadioSet.onChange();"/>
-					</caption>
-					<deck id="dropLinksOnTab-deck">
-						<spacer flex="1"/>
-						<radiogroup id="dropLinksOnTab-radiogroup"
-							preference="extensions.treestyletab.dropLinksOnTab.behavior"
-							orient="vertical">
-							<radio value="0" collapsed="true"/>
-							<radio value="1" label="&config.dropLinksOnTab.load;"/>
-							<radio value="2" label="&config.dropLinksOnTab.newTab;"/>
-						</radiogroup>
-					</deck>
-				</groupbox>
 				<groupbox>
 					<caption label="&config.open_newwindow.caption;"/>
 					<radiogroup id="browser.link.open_newwindow-radiogroup"
@@ -384,15 +367,16 @@
 			</tabpanel>
 			<tabpanel orient="vertical">
 				<groupbox>
-					<caption align="center">
-						<label value="&config.openGroupBookmark.caption;"/>
+					<caption label="&config.openGroupBookmark.caption;"/>
+					<hbox>
 						<checkbox id="openGroupBookmark-check"
 							label="&config.openGroupBookmark.ask;"
 							oncommand="
 								gGroupBookmarkRadioSet.onChange(true);
 								gGroupBookmarkRadioSet.pref.value = onSyncGroupBookmarkUIToPref();
 							"/>
-					</caption>
+					</hbox>
+					<separator/>
 					<deck id="openGroupBookmark-deck">
 						<spacer flex="1"/>
 						<radiogroup id="openGroupBookmark-radiogroup"
@@ -454,6 +438,27 @@
 					</groupbox>
 				</groupbox>
 			</tabpanel>
+			<tabpanel orient="vertical">
+				<groupbox>
+					<caption label="&config.dropLinksOnTab.caption;"/>
+					<hbox>
+						<checkbox id="dropLinksOnTab-check"
+							label="&config.dropLinksOnTab.ask;"
+							oncommand="gDropLinksOnTabRadioSet.onChange();"/>
+					</hbox>
+					<separator/>
+					<deck id="dropLinksOnTab-deck">
+						<spacer flex="1"/>
+						<radiogroup id="dropLinksOnTab-radiogroup"
+							preference="extensions.treestyletab.dropLinksOnTab.behavior"
+							orient="vertical">
+							<radio value="0" collapsed="true"/>
+							<radio value="1" label="&config.dropLinksOnTab.load;"/>
+							<radio value="2" label="&config.dropLinksOnTab.newTab;"/>
+						</radiogroup>
+					</deck>
+				</groupbox>
+			</tabpanel>
 			<tabpanel orient="vertical">
 				<groupbox>
 					<caption label="&config.jsopen.caption;"/>
diff --git a/locale/de-DE/treestyletab/treestyletab.dtd b/locale/de-DE/treestyletab/treestyletab.dtd
index 6d55cb73..cf0abacd 100644
--- a/locale/de-DE/treestyletab/treestyletab.dtd
+++ b/locale/de-DE/treestyletab/treestyletab.dtd
@@ -46,6 +46,7 @@
 <!ENTITY config.tabs.link.tab     "Links">
 <!ENTITY config.tabs.urlbar.tab   "Location Bar">
 <!ENTITY config.tabs.bookmark.tab "Bookmarks">
+<!ENTITY config.tabs.dragdrop.tab "Drag &amp; Drop to tabs">
 <!ENTITY config.tabs.misc.tab     "Other Cases">
 
 <!ENTITY config.link.caption "Verfolgte Links">
diff --git a/locale/en-US/treestyletab/treestyletab.dtd b/locale/en-US/treestyletab/treestyletab.dtd
index 44bf5f04..cc429523 100644
--- a/locale/en-US/treestyletab/treestyletab.dtd
+++ b/locale/en-US/treestyletab/treestyletab.dtd
@@ -46,6 +46,7 @@
 <!ENTITY config.tabs.link.tab     "Links">
 <!ENTITY config.tabs.urlbar.tab   "Location Bar">
 <!ENTITY config.tabs.bookmark.tab "Bookmarks">
+<!ENTITY config.tabs.dragdrop.tab "Drag &amp; Drop to tabs">
 <!ENTITY config.tabs.misc.tab     "Other Cases">
 
 <!ENTITY config.link.caption "Automatic New Tab Level for Links">
@@ -62,7 +63,7 @@
 <!ENTITY config.urlbar.asChild.inner "Lv.1 Open as child tab if it is the same website">
 <!ENTITY config.urlbar.asChild.any   "Lv.2 Open as child tab always">
 
-<!ENTITY config.dropLinksOnTab.caption "Action for drag drop of links or URLs to existing tab">
+<!ENTITY config.dropLinksOnTab.caption "Action for drag drop of links, URLs, bookmarks or files to existing tab">
 <!ENTITY config.dropLinksOnTab.ask     "Ask me always">
 <!ENTITY config.dropLinksOnTab.load    "Load link into the tab (Firefox default)">
 <!ENTITY config.dropLinksOnTab.newTab  "Open link in a new child tab of the tab">
diff --git a/locale/es-ES/treestyletab/treestyletab.dtd b/locale/es-ES/treestyletab/treestyletab.dtd
index e609a723..b2954d8e 100644
--- a/locale/es-ES/treestyletab/treestyletab.dtd
+++ b/locale/es-ES/treestyletab/treestyletab.dtd
@@ -46,6 +46,7 @@
 <!ENTITY config.tabs.link.tab     "Links">
 <!ENTITY config.tabs.urlbar.tab   "Location Bar">
 <!ENTITY config.tabs.bookmark.tab "Bookmarks">
+<!ENTITY config.tabs.dragdrop.tab "Drag &amp; Drop to tabs">
 <!ENTITY config.tabs.misc.tab     "Other Cases">
 
 <!ENTITY config.link.caption "Automatic New Tab Level for Links">
diff --git a/locale/it-IT/treestyletab/treestyletab.dtd b/locale/it-IT/treestyletab/treestyletab.dtd
index 7c44903c..cccb142c 100644
--- a/locale/it-IT/treestyletab/treestyletab.dtd
+++ b/locale/it-IT/treestyletab/treestyletab.dtd
@@ -46,6 +46,7 @@
 <!ENTITY config.tabs.link.tab     "Links">
 <!ENTITY config.tabs.urlbar.tab   "Location Bar">
 <!ENTITY config.tabs.bookmark.tab "Bookmarks">
+<!ENTITY config.tabs.dragdrop.tab "Drag &amp; Drop to tabs">
 <!ENTITY config.tabs.misc.tab     "Other Cases">
 
 <!ENTITY config.link.caption "Automatic New Tab Level for Links">
diff --git a/locale/ja/treestyletab/treestyletab.dtd b/locale/ja/treestyletab/treestyletab.dtd
index 32036e2f..4527f728 100644
--- a/locale/ja/treestyletab/treestyletab.dtd
+++ b/locale/ja/treestyletab/treestyletab.dtd
@@ -46,6 +46,7 @@
 <!ENTITY config.tabs.link.tab     "リンク">
 <!ENTITY config.tabs.urlbar.tab   "ロケーションバー">
 <!ENTITY config.tabs.bookmark.tab "ブックマーク">
+<!ENTITY config.tabs.dragdrop.tab "タブへのドラッグ＆ドロップ">
 <!ENTITY config.tabs.misc.tab     "その他">
 
 <!ENTITY config.link.caption "リンクから自動的にタブを開くレベル">
@@ -62,7 +63,7 @@
 <!ENTITY config.urlbar.asChild.inner "Lv.1 同じサイトのタブを現在のタブの子として開く">
 <!ENTITY config.urlbar.asChild.any   "Lv.2 すべて現在のタブの子として開く">
 
-<!ENTITY config.dropLinksOnTab.caption "リンクやURLをタブにドラッグ＆ドロップした時">
+<!ENTITY config.dropLinksOnTab.caption "リンクやURL、ブックマーク、ファイルをタブにドラッグ＆ドロップした時">
 <!ENTITY config.dropLinksOnTab.ask     "どうするか毎回尋ねる">
 <!ENTITY config.dropLinksOnTab.load    "ドロップ先のタブの中に読み込む（Firefox初期状態）">
 <!ENTITY config.dropLinksOnTab.newTab  "ドロップ先のタブのツリーに新しいタブを開く">
diff --git a/locale/pl-PL/treestyletab/treestyletab.dtd b/locale/pl-PL/treestyletab/treestyletab.dtd
index 31ab9c4c..c98e1bae 100644
--- a/locale/pl-PL/treestyletab/treestyletab.dtd
+++ b/locale/pl-PL/treestyletab/treestyletab.dtd
@@ -46,6 +46,7 @@
 <!ENTITY config.tabs.link.tab     "Links">
 <!ENTITY config.tabs.urlbar.tab   "Location Bar">
 <!ENTITY config.tabs.bookmark.tab "Bookmarks">
+<!ENTITY config.tabs.dragdrop.tab "Drag &amp; Drop to tabs">
 <!ENTITY config.tabs.misc.tab     "Other Cases">
 
 <!ENTITY config.link.caption "Automatic New Tab Level for Links">
diff --git a/locale/ru-RU/treestyletab/treestyletab.dtd b/locale/ru-RU/treestyletab/treestyletab.dtd
index 9f4d953e..6bc818bb 100755
--- a/locale/ru-RU/treestyletab/treestyletab.dtd
+++ b/locale/ru-RU/treestyletab/treestyletab.dtd
@@ -46,6 +46,7 @@
 <!ENTITY config.tabs.link.tab     "Links">
 <!ENTITY config.tabs.urlbar.tab   "Location Bar">
 <!ENTITY config.tabs.bookmark.tab "Bookmarks">
+<!ENTITY config.tabs.dragdrop.tab "Drag &amp; Drop to tabs">
 <!ENTITY config.tabs.misc.tab     "Other Cases">
 
 <!ENTITY config.link.caption "Automatic New Tab Level for Links">
diff --git a/locale/zh-CN/treestyletab/treestyletab.dtd b/locale/zh-CN/treestyletab/treestyletab.dtd
index cc0330c8..51035431 100644
--- a/locale/zh-CN/treestyletab/treestyletab.dtd
+++ b/locale/zh-CN/treestyletab/treestyletab.dtd
@@ -47,6 +47,7 @@
 <!ENTITY config.tabs.link.tab     "Links">
 <!ENTITY config.tabs.urlbar.tab   "Location Bar">
 <!ENTITY config.tabs.bookmark.tab "Bookmarks">
+<!ENTITY config.tabs.dragdrop.tab "Drag &amp; Drop to tabs">
 <!ENTITY config.tabs.misc.tab     "Other Cases">
 
 <!ENTITY config.link.caption "如何打开新链接？">
diff --git a/locale/zh-TW/treestyletab/treestyletab.dtd b/locale/zh-TW/treestyletab/treestyletab.dtd
index bcf7834d..275e4501 100644
--- a/locale/zh-TW/treestyletab/treestyletab.dtd
+++ b/locale/zh-TW/treestyletab/treestyletab.dtd
@@ -46,6 +46,7 @@
 <!ENTITY config.tabs.link.tab     "Links">
 <!ENTITY config.tabs.urlbar.tab   "Location Bar">
 <!ENTITY config.tabs.bookmark.tab "Bookmarks">
+<!ENTITY config.tabs.dragdrop.tab "Drag &amp; Drop to tabs">
 <!ENTITY config.tabs.misc.tab     "Other Cases">
 
 <!ENTITY config.link.caption "鏈結新分頁位階自動化">