diff --git a/indra/newview/app_settings/settings.xml b/indra/newview/app_settings/settings.xml
index c0be54a105..532ce69e41 100644
--- a/indra/newview/app_settings/settings.xml
+++ b/indra/newview/app_settings/settings.xml
@@ -8294,17 +8294,6 @@
       <key>Value</key>
       <integer>0</integer>
     </map>
-    <key>ShowSidebarButton</key>
-    <map>
-      <key>Comment</key>
-      <string>Shows/hides Sidebar button in the bottom tray.</string>
-      <key>Persist</key>
-      <integer>1</integer>
-      <key>Type</key>
-      <string>Boolean</string>
-      <key>Value</key>
-      <integer>0</integer>
-    </map>
     <key>ShowSnapshotButton</key>
     <map>
       <key>Comment</key>
@@ -8847,17 +8836,6 @@
       <key>Value</key>
       <integer>0</integer>
     </map>
-    <key>SidebarWithButtonsVisibility</key>
-    <map>
-      <key>Comment</key>
-      <string>Sets visibility of sidebar with its tabs' buttons</string>
-      <key>Persist</key>
-      <integer>1</integer>
-      <key>Type</key>
-      <string>Boolean</string>
-      <key>Value</key>
-      <integer>1</integer>
-    </map>
     <key>SkinCurrent</key>
     <map>
       <key>Comment</key>
diff --git a/indra/newview/llbottomtray.cpp b/indra/newview/llbottomtray.cpp
index ff1e8a9657..7a3eddf7a6 100644
--- a/indra/newview/llbottomtray.cpp
+++ b/indra/newview/llbottomtray.cpp
@@ -1170,7 +1170,6 @@ void LLBottomTray::initResizeStateContainers()
 	mStateProcessedObjectMap.insert(std::make_pair(RS_BUTTON_MOVEMENT, getChild<LLPanel>("movement_panel")));
 	mStateProcessedObjectMap.insert(std::make_pair(RS_BUTTON_CAMERA, getChild<LLPanel>("cam_panel")));
 	mStateProcessedObjectMap.insert(std::make_pair(RS_BUTTON_SNAPSHOT, getChild<LLPanel>("snapshot_panel")));
-	mStateProcessedObjectMap.insert(std::make_pair(RS_BUTTON_SIDEBAR, getChild<LLPanel>("sidebar_btn_panel")));
 	mStateProcessedObjectMap.insert(std::make_pair(RS_BUTTON_BUILD, getChild<LLPanel>("build_btn_panel")));
 	mStateProcessedObjectMap.insert(std::make_pair(RS_BUTTON_SEARCH, getChild<LLPanel>("search_btn_panel")));
 	mStateProcessedObjectMap.insert(std::make_pair(RS_BUTTON_WORLD_MAP, getChild<LLPanel>("world_map_btn_panel")));
@@ -1181,7 +1180,6 @@ void LLBottomTray::initResizeStateContainers()
 	mButtonsProcessOrder.push_back(RS_BUTTON_MOVEMENT);
 	mButtonsProcessOrder.push_back(RS_BUTTON_CAMERA);
 	mButtonsProcessOrder.push_back(RS_BUTTON_SNAPSHOT);
-	mButtonsProcessOrder.push_back(RS_BUTTON_SIDEBAR);
 	mButtonsProcessOrder.push_back(RS_BUTTON_BUILD);
 	mButtonsProcessOrder.push_back(RS_BUTTON_SEARCH);
 	mButtonsProcessOrder.push_back(RS_BUTTON_WORLD_MAP);
@@ -1217,7 +1215,6 @@ void LLBottomTray::initButtonsVisibility()
 	setVisibleAndFitWidths(RS_BUTTON_MOVEMENT, gSavedSettings.getBOOL("ShowMoveButton"));
 	setVisibleAndFitWidths(RS_BUTTON_CAMERA, gSavedSettings.getBOOL("ShowCameraButton"));
 	setVisibleAndFitWidths(RS_BUTTON_SNAPSHOT, gSavedSettings.getBOOL("ShowSnapshotButton"));
-	setVisibleAndFitWidths(RS_BUTTON_SIDEBAR, gSavedSettings.getBOOL("ShowSidebarButton"));
 	setVisibleAndFitWidths(RS_BUTTON_BUILD, gSavedSettings.getBOOL("ShowBuildButton"));
 	setVisibleAndFitWidths(RS_BUTTON_SEARCH, gSavedSettings.getBOOL("ShowSearchButton"));
 	setVisibleAndFitWidths(RS_BUTTON_WORLD_MAP, gSavedSettings.getBOOL("ShowWorldMapButton"));
@@ -1230,7 +1227,6 @@ void LLBottomTray::setButtonsControlsAndListeners()
 	gSavedSettings.getControl("ShowMoveButton")->getSignal()->connect(boost::bind(&LLBottomTray::toggleShowButton, RS_BUTTON_MOVEMENT, _2));
 	gSavedSettings.getControl("ShowCameraButton")->getSignal()->connect(boost::bind(&LLBottomTray::toggleShowButton, RS_BUTTON_CAMERA, _2));
 	gSavedSettings.getControl("ShowSnapshotButton")->getSignal()->connect(boost::bind(&LLBottomTray::toggleShowButton, RS_BUTTON_SNAPSHOT, _2));
-	gSavedSettings.getControl("ShowSidebarButton")->getSignal()->connect(boost::bind(&LLBottomTray::toggleShowButton, RS_BUTTON_SIDEBAR, _2));
 	gSavedSettings.getControl("ShowBuildButton")->getSignal()->connect(boost::bind(&LLBottomTray::toggleShowButton, RS_BUTTON_BUILD, _2));
 	gSavedSettings.getControl("ShowSearchButton")->getSignal()->connect(boost::bind(&LLBottomTray::toggleShowButton, RS_BUTTON_SEARCH, _2));
 	gSavedSettings.getControl("ShowWorldMapButton")->getSignal()->connect(boost::bind(&LLBottomTray::toggleShowButton, RS_BUTTON_WORLD_MAP, _2));
diff --git a/indra/newview/llbottomtray.h b/indra/newview/llbottomtray.h
index c0887df39a..05fed53936 100644
--- a/indra/newview/llbottomtray.h
+++ b/indra/newview/llbottomtray.h
@@ -124,7 +124,6 @@ private:
 		, RS_BUTTON_SEARCH		= 0x0400
 		, RS_BUTTON_WORLD_MAP	= 0x0800
 		, RS_BUTTON_MINI_MAP	= 0x1000
-		, RS_BUTTON_SIDEBAR		= 0x2000
 
 		/*
 		Once new button that can be hidden on resize is added don't forget to update related places:
@@ -139,7 +138,6 @@ private:
 		 */
 		, RS_BUTTONS_CAN_BE_HIDDEN = RS_BUTTON_SNAPSHOT | RS_BUTTON_CAMERA | RS_BUTTON_MOVEMENT | RS_BUTTON_GESTURES
 									| RS_BUTTON_BUILD | RS_BUTTON_SEARCH | RS_BUTTON_WORLD_MAP | RS_BUTTON_MINI_MAP
-									| RS_BUTTON_SIDEBAR
 	}EResizeState;
 
 	/**
diff --git a/indra/newview/llsidetray.cpp b/indra/newview/llsidetray.cpp
index 9159f42968..3c97f01887 100644
--- a/indra/newview/llsidetray.cpp
+++ b/indra/newview/llsidetray.cpp
@@ -66,21 +66,6 @@ static const std::string TAB_PANEL_CAPTION_TITLE_BOX = "sidetray_tab_title";
 
 LLSideTray* LLSideTray::sInstance = 0;
 
-/**
- * Updates visibility of sidetray tabs buttons according to "SidebarWithButtonsVisibility" setting
- *
- * @param force_set_visible if true method ignores setting value and set buttons visible.
- */
-static void update_tabs_buttons_visibility(bool force_set_visible = false)
-{
-	LLView* side_bar_tabs = gViewerWindow->getRootView()->getChildView("side_bar_tabs");
-	if (side_bar_tabs)
-	{
-		BOOL visible = LLUI::sSettingGroups["config"]->getBOOL("SidebarWithButtonsVisibility");
-		side_bar_tabs->setVisible(force_set_visible || visible);
-	}
-}
-
 LLSideTray* LLSideTray::getInstance()
 {
 	if (!sInstance)
@@ -273,8 +258,6 @@ LLSideTray::LLSideTray(Params& params)
 	p.name = "buttons_panel";
 	p.mouse_opaque = false;
 	mButtonsPanel = LLUICtrlFactory::create<LLPanel>(p);
-
-	initControlSettings();
 }
 
 
@@ -563,8 +546,6 @@ void LLSideTray::collapseSideBar()
 	//mActiveTab->setVisible(FALSE);
 	reflectCollapseChange();
 	setFocus( FALSE );
-
-	update_tabs_buttons_visibility();
 }
 
 void LLSideTray::expandSideBar()
@@ -589,8 +570,6 @@ void LLSideTray::expandSideBar()
 		LLButton* btn = btn_it->second;
 		btn->setImageOverlay( mActiveTab->mImageSelected  );
 	}
-
-	update_tabs_buttons_visibility(true);
 }
 
 void LLSideTray::highlightFocused()
@@ -658,8 +637,6 @@ LLPanel*	LLSideTray::showPanel		(const std::string& panel_name, const LLSD& para
 				panel->onOpen(params);
 			}
 
-			update_tabs_buttons_visibility(true);
-
 			return panel;
 		}
 	}
@@ -751,35 +728,3 @@ void	LLSideTray::updateSidetrayVisibility()
 	}
 }
 
-void LLSideTray::initControlSettings()
-{
-	// set listeners to process runtime setting changes
-	LLUI::sSettingGroups["config"]->getControl("SidebarWithButtonsVisibility")->getSignal()->connect(boost::bind(&LLSideTray::toggleSidetrayAndTabButtonsVisibility, this, _2));
-
-	// update visibility according to current value
-	toggleSidetrayAndTabButtonsVisibility(LLUI::sSettingGroups["config"]->getBOOL("SidebarWithButtonsVisibility"));
-}
-
-// sidebar visibility is implemented via its expanding/collapsing
-void LLSideTray::toggleSidetrayAndTabButtonsVisibility(const LLSD::Boolean& new_visibility)
-{
-	// If new_visibility==FALSE it gets invisible but still can be expanded in other ways (Ctrl+I to see My Inventory)
-
-	// store collapsed state to restore it properly on next call
-	static bool was_collapsed = false;
-
-	if (!new_visibility && !mCollapsed)
-	{
-		collapseSideBar();
-		was_collapsed = true;
-	}
-	// should be visible: expand only if it was expanded when has been collapsed on previous call
-	else if (new_visibility && was_collapsed)
-	{
-		if (mCollapsed) expandSideBar();
-		was_collapsed = false;
-	}
-
-	update_tabs_buttons_visibility(new_visibility);
-}
-
diff --git a/indra/newview/llsidetray.h b/indra/newview/llsidetray.h
index ed6b376d5c..e8fdee9430 100644
--- a/indra/newview/llsidetray.h
+++ b/indra/newview/llsidetray.h
@@ -179,16 +179,6 @@ private:
 			LLSideTray::getInstance()->setEnabled(FALSE);
 	}
 	
-	/**
-	 * Initializes listener of SidebarWithButtonsVisibility setting and updates state according to it.
-	 */
-	void initControlSettings();
-
-	/**
-	 * Updates Sidebar and its Tab Buttons visibility according to passed value.
-	 */
-	void toggleSidetrayAndTabButtonsVisibility(const LLSD::Boolean& new_visibility);
-
 private:
 
 	LLPanel*						mButtonsPanel;
diff --git a/indra/newview/skins/default/xui/en/menu_bottomtray.xml b/indra/newview/skins/default/xui/en/menu_bottomtray.xml
index ccd5388621..5beafef4e4 100644
--- a/indra/newview/skins/default/xui/en/menu_bottomtray.xml
+++ b/indra/newview/skins/default/xui/en/menu_bottomtray.xml
@@ -52,17 +52,6 @@
              function="CheckControl"
              parameter="ShowSnapshotButton" />
     </menu_item_check>        
-    <menu_item_check
-     label="Sidebar button"
-     layout="topleft"
-     name="ShowSidebarButton">
-        <menu_item_check.on_click
-         function="ToggleControl"
-         parameter="ShowSidebarButton" />
-        <menu_item_check.on_check
-         function="CheckControl"
-         parameter="ShowSidebarButton" />
-    </menu_item_check>
     <menu_item_check
      label="Build button"
      layout="topleft"
diff --git a/indra/newview/skins/default/xui/en/panel_bottomtray.xml b/indra/newview/skins/default/xui/en/panel_bottomtray.xml
index ac61c7da5d..82b2405ec9 100644
--- a/indra/newview/skins/default/xui/en/panel_bottomtray.xml
+++ b/indra/newview/skins/default/xui/en/panel_bottomtray.xml
@@ -214,38 +214,6 @@
                  parameter="snapshot" />
             </button>
         </layout_panel>
-        <layout_panel
-         auto_resize="false"
-         follows="left|right"
-         height="28"
-         layout="topleft"
-         min_height="28"
-         min_width="52"
-         mouse_opaque="false"
-         name="sidebar_btn_panel"
-         user_resize="false"
-         width="83">
-<!--*TODO: Implement toggle of sidebar with buttons
-Disabled for now.
--->
-            <button
-             control_name="SidebarWithButtonsVisibility"
-             follows="left|right"
-             height="23"
-             image_pressed="PushButton_Press"
-             image_pressed_selected="PushButton_Selected_Press"
-             image_selected="PushButton_Selected_Press"
-             is_toggle="true"
-             label="Sidebar"
-             layout="topleft"
-             left="0"
-             name="sidebar_btn"
-             tool_tip="Shows/hides Sidebar"
-             top="5"
-             use_ellipses="true"
-             width="80">
-            </button>
-        </layout_panel>
         <layout_panel
          auto_resize="false"
          follows="left|right"