diff --git a/indra/llui/lltabcontainer.cpp b/indra/llui/lltabcontainer.cpp
index b01e730f92..2af6b597e8 100644
--- a/indra/llui/lltabcontainer.cpp
+++ b/indra/llui/lltabcontainer.cpp
@@ -229,7 +229,8 @@ LLTabContainer::Params::Params()
 	tab_icon_ctrl_pad("tab_icon_ctrl_pad", 0),
 	use_ellipses("use_ellipses"),
 	label_shadow("label_shadow",false),		// no drop shadowed labels by default -Zi
-	font_halign("halign")
+	font_halign("halign"),
+    use_tab_offset("use_tab_offset", false)
 {}
 
 LLTabContainer::LLTabContainer(const LLTabContainer::Params& p)
@@ -273,6 +274,7 @@ LLTabContainer::LLTabContainer(const LLTabContainer::Params& p)
 	mEnableTabsFlashing(p.enable_tabs_flashing),
 	mTabsFlashingColor(p.tabs_flashing_color),
 	mUseTabEllipses(p.use_ellipses),
+	mUseTabOffset(p.use_tab_offset),
 	mDropShadowedText(p.label_shadow)			// <FS:Zi> support for drop shadowed tab labels
 {
 	// AO: Treat the IM tab container specially 
@@ -1153,11 +1155,10 @@ void LLTabContainer::addTabPanel(const TabPanelParams& panel)
 	}
 	else
 	{
-		tab_panel_rect = LLRect(LLPANEL_BORDER_WIDTH * 3,
-								tab_panel_top,
-								getRect().getWidth() - LLPANEL_BORDER_WIDTH * 2,
-								tab_panel_bottom );
-	}
+        S32 left_offset = mUseTabOffset ? LLPANEL_BORDER_WIDTH * 3 : LLPANEL_BORDER_WIDTH;
+        S32 right_offset = mUseTabOffset ? LLPANEL_BORDER_WIDTH * 2 : LLPANEL_BORDER_WIDTH;
+        tab_panel_rect = LLRect(left_offset, tab_panel_top, getRect().getWidth() - right_offset, tab_panel_bottom);
+    }
 	child->setFollowsAll();
 	child->translate( tab_panel_rect.mLeft - child->getRect().mLeft, tab_panel_rect.mBottom - child->getRect().mBottom);
 	child->reshape( tab_panel_rect.getWidth(), tab_panel_rect.getHeight(), TRUE );
@@ -1657,25 +1658,23 @@ BOOL LLTabContainer::selectTab(S32 which)
 
 	LLTabTuple* selected_tuple = getTab(which);
 	if (!selected_tuple)
-	{
 		return FALSE;
-	}
-	
+
 	LLSD cbdata;
 	if (selected_tuple->mTabPanel)
 		cbdata = selected_tuple->mTabPanel->getName();
 
-	BOOL res = FALSE;
-	if( !mValidateSignal || (*mValidateSignal)( this, cbdata ) )
+	BOOL result = FALSE;
+	if (!mValidateSignal || (*mValidateSignal)(this, cbdata))
 	{
-		res = setTab(which);
-		if (res && mCommitSignal)
+		result = setTab(which);
+		if (result && mCommitSignal)
 		{
 			(*mCommitSignal)(this, cbdata);
 		}
 	}
-	
-	return res;
+
+	return result;
 }
 
 // private
diff --git a/indra/llui/lltabcontainer.h b/indra/llui/lltabcontainer.h
index 2907f994e3..5006d977b6 100644
--- a/indra/llui/lltabcontainer.h
+++ b/indra/llui/lltabcontainer.h
@@ -135,6 +135,8 @@ public:
 		 */
 		Optional<S32>						tab_icon_ctrl_pad;
 
+        Optional<bool> use_tab_offset;
+
 		Params();
 	};
 
@@ -354,6 +356,8 @@ private:
 	S32								mTabIconCtrlPad;
 	bool							mUseTabEllipses;
     LLFrameTimer					mMouseDownTimer;
+
+    bool mUseTabOffset;
 };
 
 #endif  // LL_TABCONTAINER_H
diff --git a/indra/newview/fsslurl.cpp b/indra/newview/fsslurl.cpp
index 86e7b9794e..a559d9bef1 100644
--- a/indra/newview/fsslurl.cpp
+++ b/indra/newview/fsslurl.cpp
@@ -154,6 +154,13 @@ LLSLURL::LLSLURL(const std::string& slurl)
 		if(slurl_uri.scheme() == LLSLURL::SLURL_SECONDLIFE_SCHEME)
 		{
 			LL_DEBUGS("SLURL") << "secondlife scheme" << LL_ENDL;
+			if (path_array.size() == 0)
+			{
+				// um, we need a path...
+				mType = EMPTY;
+				return;
+			}
+
 			// parse a maingrid style slurl.  We know the grid is maingrid
 			// so grab it.
 			// A location slurl for maingrid (with the special schemes) can be in the form
diff --git a/indra/newview/fsslurl.h b/indra/newview/fsslurl.h
index a3bd8e495b..03eb95853a 100644
--- a/indra/newview/fsslurl.h
+++ b/indra/newview/fsslurl.h
@@ -60,7 +60,8 @@ public:
 		HOME_LOCATION,
 		LAST_LOCATION,
 		APP,
-		HELP
+		HELP,
+		EMPTY
 	};
 
 	LLSLURL(): mType(INVALID)  { }
diff --git a/indra/newview/llinventorybridge.cpp b/indra/newview/llinventorybridge.cpp
index 3a51eeaa9d..f94325e013 100644
--- a/indra/newview/llinventorybridge.cpp
+++ b/indra/newview/llinventorybridge.cpp
@@ -1915,7 +1915,7 @@ void LLItemBridge::performAction(LLInventoryModel* model, std::string action)
 	}
 	else if ("show_in_main_panel" == action)
 	{
-		LLInventoryPanel::openInventoryPanelAndSetSelection(TRUE, mUUID, TRUE);
+		LLInventoryPanel::openInventoryPanelAndSetSelection(true, mUUID, true);
 		return;
 	}
 	else if ("cut" == action)
@@ -3703,7 +3703,7 @@ void LLFolderBridge::performAction(LLInventoryModel* model, std::string action)
 // </FS:TT>
 	else if ("show_in_main_panel" == action)
 	{
-		LLInventoryPanel::openInventoryPanelAndSetSelection(TRUE, mUUID, TRUE);
+		LLInventoryPanel::openInventoryPanelAndSetSelection(true, mUUID, true);
 		return;
 	}
 	else if ("cut" == action)
diff --git a/indra/newview/llinventorypanel.cpp b/indra/newview/llinventorypanel.cpp
index eda7db0be2..f8c92c86f8 100644
--- a/indra/newview/llinventorypanel.cpp
+++ b/indra/newview/llinventorypanel.cpp
@@ -2135,62 +2135,68 @@ LLInventoryPanel* LLInventoryPanel::getActiveInventoryPanel(BOOL auto_open)
 }
 
 //static
-void LLInventoryPanel::openInventoryPanelAndSetSelection(BOOL auto_open, const LLUUID& obj_id, BOOL use_main_panel, BOOL take_keyboard_focus, BOOL reset_filter)
+void LLInventoryPanel::openInventoryPanelAndSetSelection(bool auto_open, const LLUUID& obj_id,
+	bool use_main_panel, bool take_keyboard_focus, bool reset_filter)
 {
 	// <FS:Ansariel> Use correct inventory floater
 	//LLSidepanelInventory* sidepanel_inventory = LLFloaterSidePanelContainer::getPanel<LLSidepanelInventory>("inventory");
 	//sidepanel_inventory->showInventoryPanel();
 	// </FS:Ansariel>
 
-	bool in_inbox = (gInventory.isObjectDescendentOf(obj_id, gInventory.findCategoryUUIDForType(LLFolderType::FT_INBOX)));
+	LLUUID cat_id = gInventory.findCategoryUUIDForType(LLFolderType::FT_INBOX);
+	bool in_inbox = gInventory.isObjectDescendentOf(obj_id, cat_id);
 	bool show_inbox = gSavedSettings.getBOOL("FSShowInboxFolder"); // <FS:Ansariel> Optional hiding of Received Items folder aka Inbox
-
 	// <FS:Ansariel> FIRE-22167: Make "Show in Main View" work properly
-	//if (!in_inbox && (use_main_panel || !sidepanel_inventory->getMainInventoryPanel()->isRecentItemsPanelSelected()))	//if (main_panel && !in_inbox)
+	//if (!in_inbox && use_main_panel)
 	//{
 	//	sidepanel_inventory->selectAllItemsPanel();
 	//}
 	// </FS:Ansariel>
 
-
-    LLFloater* inventory_floater = LLFloaterSidePanelContainer::getTopmostInventoryFloater();
-    if(!auto_open && inventory_floater && inventory_floater->getVisible())
+    if (!auto_open)
     {
-        LLSidepanelInventory *inventory_panel = inventory_floater->findChild<LLSidepanelInventory>("main_panel");
-        LLPanelMainInventory* main_panel = inventory_panel->getMainInventoryPanel();
-        if(main_panel->isSingleFolderMode() && main_panel->isGalleryViewMode())
+        LLFloater* inventory_floater = LLFloaterSidePanelContainer::getTopmostInventoryFloater();
+        if (inventory_floater && inventory_floater->getVisible())
         {
-            LL_DEBUGS("Inventory") << "Opening gallery panel for item" << obj_id << LL_ENDL;
-            main_panel->setGallerySelection(obj_id);
-            return;
+            LLSidepanelInventory *inventory_panel = inventory_floater->findChild<LLSidepanelInventory>("main_panel");
+            LLPanelMainInventory* main_panel = inventory_panel->getMainInventoryPanel();
+            if (main_panel->isSingleFolderMode() && main_panel->isGalleryViewMode())
+            {
+                LL_DEBUGS("Inventory") << "Opening gallery panel for item" << obj_id << LL_ENDL;
+                main_panel->setGallerySelection(obj_id);
+                return;
+            }
         }
     }
 
-    // <FS:Ansariel> Use correct inventory floater
-    //LLPanelMainInventory* main_inventory = sidepanel_inventory->getMainInventoryPanel();
-    //if (main_inventory && main_inventory->isSingleFolderMode()
-    //    && use_main_panel)
+	// <FS:Ansariel> Use correct inventory floater
+	//if (use_main_panel)
     //{
-    //    const LLInventoryObject *obj = gInventory.getObject(obj_id);
-    //    if (obj)
+    //    LLPanelMainInventory* main_inventory = sidepanel_inventory->getMainInventoryPanel();
+    //    if (main_inventory && main_inventory->isSingleFolderMode())
     //    {
-    //        LL_DEBUGS("Inventory") << "Opening main inventory panel for item" << obj_id << LL_ENDL;
-    //        main_inventory->setSingleFolderViewRoot(obj->getParentUUID(), false);
-    //        main_inventory->setGallerySelection(obj_id);
-    //        return;
+    //        const LLInventoryObject *obj = gInventory.getObject(obj_id);
+    //        if (obj)
+    //        {
+    //            LL_DEBUGS("Inventory") << "Opening main inventory panel for item" << obj_id << LL_ENDL;
+    //            main_inventory->setSingleFolderViewRoot(obj->getParentUUID(), false);
+    //            main_inventory->setGallerySelection(obj_id);
+    //            return;
+    //        }
     //    }
     //}
-    if (!inventory_floater)
+    LLFloater* inv_floater = LLFloaterSidePanelContainer::getTopmostInventoryFloater();
+    if (!inv_floater)
     {
-        inventory_floater = LLFloaterReg::showInstance("inventory");
+        inv_floater = LLFloaterReg::showInstance("inventory");
     }
-    if (use_main_panel && inventory_floater)
+    if (use_main_panel && inv_floater)
     {
-        LLSidepanelInventory* inventory_panel = inventory_floater->findChild<LLSidepanelInventory>("main_panel");
+        LLSidepanelInventory* inventory_panel = inv_floater->findChild<LLSidepanelInventory>("main_panel");
         LLPanelMainInventory* main_inventory = inventory_panel->getMainInventoryPanel();
         if (main_inventory && main_inventory->isSingleFolderMode())
         {
-            const LLInventoryObject *obj = gInventory.getObject(obj_id);
+            const LLInventoryObject* obj = gInventory.getObject(obj_id);
             if (obj)
             {
                 main_inventory->setSingleFolderViewRoot(obj->getParentUUID(), false);
@@ -2202,7 +2208,6 @@ void LLInventoryPanel::openInventoryPanelAndSetSelection(BOOL auto_open, const L
     // </FS:Ansariel>
 
 	LLInventoryPanel *active_panel = LLInventoryPanel::getActiveInventoryPanel(auto_open);
-
 	if (active_panel)
 	{
 		LL_DEBUGS("Messaging", "Inventory") << "Highlighting" << obj_id  << LL_ENDL;
@@ -2218,10 +2223,8 @@ void LLInventoryPanel::openInventoryPanelAndSetSelection(BOOL auto_open, const L
 		// </FS:Ansariel>
 		{
 			LLSidepanelInventory* sidepanel_inventory = LLFloaterSidePanelContainer::getPanel<LLSidepanelInventory>("inventory"); // <FS:Ansariel> Use correct inventory floater
-			LLInventoryPanel * inventory_panel = NULL;
 			sidepanel_inventory->openInbox();
-			inventory_panel = sidepanel_inventory->getInboxPanel();
-
+			LLInventoryPanel* inventory_panel = sidepanel_inventory->getInboxPanel();
 			if (inventory_panel)
 			{
 				inventory_panel->setSelection(obj_id, take_keyboard_focus);
@@ -2254,7 +2257,6 @@ void LLInventoryPanel::openInventoryPanelAndSetSelection(BOOL auto_open, const L
 
 void LLInventoryPanel::setSFViewAndOpenFolder(const LLInventoryPanel* panel, const LLUUID& folder_id)
 {
-
     LLFloaterReg::const_instance_list_t& inst_list = LLFloaterReg::getFloaterList("inventory");
     for (LLFloaterReg::const_instance_list_t::const_iterator iter = inst_list.begin(); iter != inst_list.end(); ++iter)
     {
diff --git a/indra/newview/llinventorypanel.h b/indra/newview/llinventorypanel.h
index 31587abc5c..8cae4388d9 100644
--- a/indra/newview/llinventorypanel.h
+++ b/indra/newview/llinventorypanel.h
@@ -260,12 +260,12 @@ public:
 	// "Auto_open" determines if we open an inventory panel if none are open.
 	static LLInventoryPanel *getActiveInventoryPanel(BOOL auto_open = TRUE);
 
-	static void openInventoryPanelAndSetSelection(BOOL auto_open,
+	static void openInventoryPanelAndSetSelection(bool auto_open,
 													const LLUUID& obj_id,
-													BOOL use_main_panel = FALSE,
-													BOOL take_keyboard_focus = TAKE_FOCUS_YES,
-													BOOL reset_filter = FALSE);
-    static void setSFViewAndOpenFolder(const LLInventoryPanel* panel, const LLUUID& folder_id);
+													bool use_main_panel = false,
+													bool take_keyboard_focus = true,
+													bool reset_filter = false);
+	static void setSFViewAndOpenFolder(const LLInventoryPanel* panel, const LLUUID& folder_id);
 	void addItemID(const LLUUID& id, LLFolderViewItem* itemp);
 	void removeItemID(const LLUUID& id);
 	LLFolderViewItem* getItemByID(const LLUUID& id);
diff --git a/indra/newview/llmeshrepository.cpp b/indra/newview/llmeshrepository.cpp
index 687afb4026..0ec9b4c30c 100644
--- a/indra/newview/llmeshrepository.cpp
+++ b/indra/newview/llmeshrepository.cpp
@@ -5705,7 +5705,7 @@ void on_new_single_inventory_upload_complete(
         }
         else
         {
-            LLInventoryPanel::openInventoryPanelAndSetSelection(TRUE, server_response["new_inventory_item"].asUUID(), TRUE, TAKE_FOCUS_NO, TRUE);
+            LLInventoryPanel::openInventoryPanelAndSetSelection(true, server_response["new_inventory_item"].asUUID(), true, false, true);
         }
 
         // restore keyboard focus
diff --git a/indra/newview/llslurl.cpp b/indra/newview/llslurl.cpp
index 89ec482d5c..fe1c09a62e 100644
--- a/indra/newview/llslurl.cpp
+++ b/indra/newview/llslurl.cpp
@@ -116,6 +116,13 @@ LLSLURL::LLSLURL(const std::string& slurl)
 		// and the slurl type (APP or LOCATION)
 		if(slurl_uri.scheme() == LLSLURL::SLURL_SECONDLIFE_SCHEME)
 		{
+			if (path_array.size() == 0)
+			{
+				// um, we need a path...
+				mType = EMPTY;
+				return;
+			}
+
 			// parse a maingrid style slurl.  We know the grid is maingrid
 			// so grab it.
 			// A location slurl for maingrid (with the special schemes) can be in the form
diff --git a/indra/newview/llslurl.h b/indra/newview/llslurl.h
index fd0db1837c..d53383e421 100644
--- a/indra/newview/llslurl.h
+++ b/indra/newview/llslurl.h
@@ -55,13 +55,14 @@ public:
 	static const char* SLURL_REGION_PATH;	
 	
 	// if you modify this enumeration, update typeName as well
-	enum SLURL_TYPE { 
-		INVALID, 
+	enum SLURL_TYPE {
+		INVALID,
 		LOCATION,
 		HOME_LOCATION,
 		LAST_LOCATION,
 		APP,
 		HELP,
+		EMPTY,
 		NUM_SLURL_TYPES // must be last
 	};
 		
diff --git a/indra/newview/llurldispatcher.cpp b/indra/newview/llurldispatcher.cpp
index 492e6579e9..97dc513583 100644
--- a/indra/newview/llurldispatcher.cpp
+++ b/indra/newview/llurldispatcher.cpp
@@ -140,6 +140,11 @@ bool LLURLDispatcherImpl::dispatch(const LLSLURL& slurl,
 								   LLMediaCtrl* web,
 								   bool trusted_browser)
 {
+    // SL-20422 : Clicking the "Bring it back" link on Aditi displays a teleport alert
+    // Stop further processing empty urls like [secondlife:/// Bring it back.]
+    if (slurl.getType() == LLSLURL::EMPTY)
+        return true;
+
 	const bool right_click = false;
 	return dispatchCore(slurl, nav_type, right_click, web, trusted_browser);
 }
diff --git a/indra/newview/llviewerassetupload.cpp b/indra/newview/llviewerassetupload.cpp
index 7013567bad..8b204ca012 100644
--- a/indra/newview/llviewerassetupload.cpp
+++ b/indra/newview/llviewerassetupload.cpp
@@ -904,9 +904,9 @@ void LLViewerAssetUpload::AssetInventoryUploadCoproc(LLCoreHttpUtil::HttpCorouti
             // </FS:Ansariel>
 
             // <FS:Testy> FIRE-22943: Don't switch away from the "Recent Items" tab.
-            //LLInventoryPanel::openInventoryPanelAndSetSelection(TRUE, serverInventoryItem, FALSE, TAKE_FOCUS_NO, (panel == NULL));
-            BOOL show_main_panel = (!panel || panel->getName() != "Recent Items");
-            LLInventoryPanel::openInventoryPanelAndSetSelection(TRUE, serverInventoryItem, show_main_panel, TAKE_FOCUS_NO, (panel == NULL));
+            //LLInventoryPanel::openInventoryPanelAndSetSelection(true, serverInventoryItem, false, false, !panel);
+            bool show_main_panel = (!panel || panel->getName() != "Recent Items");
+            LLInventoryPanel::openInventoryPanelAndSetSelection(true, serverInventoryItem, show_main_panel, false, !panel);
             // </FS:Testy>
 
             // restore keyboard focus
diff --git a/indra/newview/llviewermessage.cpp b/indra/newview/llviewermessage.cpp
index fca7af63b6..3963562ff3 100644
--- a/indra/newview/llviewermessage.cpp
+++ b/indra/newview/llviewermessage.cpp
@@ -1720,20 +1720,29 @@ void open_inventory_offer(const uuid_vec_t& objects, const std::string& from_nam
         }
         else
         {
-		// Highlight item
-		// <FS:Ansariel> Only show if either ShowInInventory is true OR it is an inventory
-		//               offer from an agent and the asset is not previewable
-		const BOOL auto_open = gSavedSettings.getBOOL("ShowInInventory") || (from_agent_manual && !check_asset_previewable(asset_type));
-			//gSavedSettings.getBOOL("ShowInInventory") && // don't open if showininventory is false
-			//!from_name.empty(); // don't open if it's not from anyone.
-		// <FS:Ansariel> Use correct inventory floater
-		//if (auto_open)
-		//{
-		//	LLFloaterReg::showInstance("inventory");
-		//}
-		// </FS:Ansariel>
-		if (auto_open) // <FS:Ansariel> Don't mess with open inventory panels when ShowInInventory is FALSE
-		LLInventoryPanel::openInventoryPanelAndSetSelection(auto_open, obj_id, true);
+            // Highlight item
+            // <FS:Ansariel> Only show if either ShowInInventory is true OR it is an inventory
+            //               offer from an agent and the asset is not previewable
+            //bool show_in_inventory = gSavedSettings.get<bool>("ShowInInventory");
+            //bool auto_open =
+            //    show_in_inventory && // don't open if ShowInInventory is FALSE
+            //    !from_name.empty();  // don't open if it's not from anyone
+
+            //// SL-20419 : Don't change active tab if floater is visible
+            //LLFloater* instance = LLFloaterReg::findInstance("inventory");
+            //bool use_main_panel = instance && instance->getVisible();
+
+            //if (auto_open)
+            //{
+            //    LLFloaterReg::showInstance("inventory");
+            //}
+
+            //LLInventoryPanel::openInventoryPanelAndSetSelection(auto_open, obj_id, use_main_panel);
+
+            const bool auto_open = gSavedSettings.getBOOL("ShowInInventory") || (from_agent_manual && !check_asset_previewable(asset_type));
+            if (auto_open) // <FS:Ansariel> Don't mess with open inventory panels when ShowInInventory is FALSE
+                LLInventoryPanel::openInventoryPanelAndSetSelection(auto_open, obj_id, true);
+            // </FS:Ansariel>
         }
 	}
 }
diff --git a/indra/newview/llwearableitemslist.cpp b/indra/newview/llwearableitemslist.cpp
index 73bbe63448..9f5d0b3a16 100644
--- a/indra/newview/llwearableitemslist.cpp
+++ b/indra/newview/llwearableitemslist.cpp
@@ -995,7 +995,7 @@ void LLWearableItemsList::updateChangedItems(const uuid_vec_t& changed_items_uui
 		if (!inv_item)
 			continue;
 
-		LLUUID linked_uuid = inv_item->getLinkedUUID();
+        const LLUUID& linked_uuid = inv_item->getLinkedUUID();
         if (std::find(uuids_begin, uuids_end, linked_uuid) != uuids_end)
         {
             item->setNeedsRefresh(true);