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diff --git a/indra/newview/llfloaterworldmap.cpp b/indra/newview/llfloaterworldmap.cpp
new file mode 100644
index 0000000000..3492a36353
--- /dev/null
+++ b/indra/newview/llfloaterworldmap.cpp
@@ -0,0 +1,1579 @@
+/** 
+ * @file llfloaterworldmap.cpp
+ * @author James Cook, Tom Yedwab
+ * @brief LLFloaterWorldMap class implementation
+ *
+ * Copyright (c) 2003-$CurrentYear$, Linden Research, Inc.
+ * $License$
+ */
+
+/*
+ * Map of the entire world, with multiple background images,
+ * avatar tracking, teleportation by double-click, etc.
+ */
+
+#include "llviewerprecompiledheaders.h"
+
+#include "llfloaterworldmap.h"
+
+// Library includes
+#include "llfontgl.h"
+#include "llinventory.h"
+#include "lllineeditor.h"
+#include "message.h"
+
+// Viewer includes
+#include "llagent.h"
+#include "llviewerwindow.h"
+#include "llbutton.h"
+#include "llcallingcard.h"
+#include "llcolorscheme.h"
+#include "llcombobox.h"
+#include "llviewercontrol.h"
+#include "lldraghandle.h"
+#include "lleconomy.h"
+#include "llfirstuse.h"
+#include "llfocusmgr.h"
+#include "lliconctrl.h"
+#include "llinventorymodel.h"
+#include "llinventoryview.h"
+#include "lllandmarklist.h"
+#include "llnetmap.h"
+#include "llpreviewlandmark.h"
+#include "llradiogroup.h"
+#include "llregionhandle.h"
+#include "llresizehandle.h"
+#include "llresmgr.h"
+#include "llscrolllistctrl.h"
+#include "llsliderctrl.h"
+#include "llspinctrl.h"
+#include "llstatusbar.h"
+#include "lltabcontainer.h"
+#include "lltextbox.h"
+#include "lltracker.h"
+#include "llui.h"
+#include "lluiconstants.h"
+#include "llviewercamera.h"
+#include "llviewermenu.h"
+#include "llviewerregion.h"
+#include "llviewerstats.h"
+#include "llworldmap.h"
+#include "llworldmapview.h"
+#include "llurl.h"
+#include "llvieweruictrlfactory.h"
+#include "viewer.h"
+#include "llmapimagetype.h"
+#include "llweb.h"
+
+#include "llglheaders.h"
+
+//---------------------------------------------------------------------------
+// Constants
+//---------------------------------------------------------------------------
+static const F32 MAP_ZOOM_TIME = 0.2f;
+
+enum EPanDirection
+{
+	PAN_UP,
+	PAN_DOWN,
+	PAN_LEFT,
+	PAN_RIGHT
+};
+
+// Values in pixels per region
+static const F32 ZOOM_MIN = -8.f;	// initial value, updated by adjustZoomSlider
+static const F32 ZOOM_MAX = 0.f;
+static const F32 ZOOM_INC = 0.2f;
+
+static const F32 SIM_COORD_MIN	 = 0.f;
+static const F32 SIM_COORD_MAX	 = 255.f;
+static const F32 SIM_COORD_DEFAULT = 128.f;
+
+static const F64 MAX_FLY_DISTANCE = 363.f;  // Diagonal size of one sim.
+static const F64 MAX_FLY_DISTANCE_SQUARED = MAX_FLY_DISTANCE * MAX_FLY_DISTANCE;
+
+//---------------------------------------------------------------------------
+// Globals
+//---------------------------------------------------------------------------
+
+LLFloaterWorldMap* gFloaterWorldMap = NULL;
+
+class LLMapInventoryObserver : public LLInventoryObserver
+{
+public:
+	LLMapInventoryObserver() {}
+ 	virtual ~LLMapInventoryObserver() {}
+  	virtual void changed(U32 mask);
+};
+  
+void LLMapInventoryObserver::changed(U32 mask)
+{
+  	// if there's a change we're interested in.
+ 	if((mask & (LLInventoryObserver::CALLING_CARD | LLInventoryObserver::ADD |
+ 				LLInventoryObserver::REMOVE)) != 0)
+  	{
+ 		gFloaterWorldMap->inventoryChanged();
+  	}
+}
+
+class LLMapFriendObserver : public LLFriendObserver
+{
+public:
+	LLMapFriendObserver() {}
+	virtual ~LLMapFriendObserver() {}
+	virtual void changed(U32 mask);
+};
+
+void LLMapFriendObserver::changed(U32 mask)
+{
+	// if there's a change we're interested in.
+	if((mask & (LLFriendObserver::ADD | LLFriendObserver::REMOVE | LLFriendObserver::ONLINE | LLFriendObserver::POWERS)) != 0)
+	{
+		gFloaterWorldMap->friendsChanged();
+	}
+}
+
+//---------------------------------------------------------------------------
+// Statics
+//---------------------------------------------------------------------------
+
+// Used as a pretend asset and inventory id to mean "landmark at my home location."
+const LLUUID LLFloaterWorldMap::sHomeID( "10000000-0000-0000-0000-000000000001" );
+
+//---------------------------------------------------------------------------
+// Construction and destruction
+//---------------------------------------------------------------------------
+
+
+LLFloaterWorldMap::LLFloaterWorldMap()
+:	LLFloater("worldmap", "FloaterWorldMapRect", "World Map",
+			  TRUE,		// resize
+			  410,		// min-width
+			  520,		// min-height
+			  FALSE,	// drag on left
+			  TRUE,		// minimize
+			  TRUE),	// close
+ 	mInventory(NULL),
+ 	mInventoryObserver(NULL),
+	mFriendObserver(NULL),
+	mCompletingRegionName(""),
+	mWaitingForTracker(FALSE),
+	mExactMatch(FALSE),
+	mTrackedLocation(0,0,0),
+	mTrackedStatus(LLTracker::TRACKING_NOTHING)
+{
+	LLCallbackMap::map_t factory_map;
+	factory_map["objects_mapview"] = LLCallbackMap(createWorldMapView, NULL);
+	factory_map["terrain_mapview"] = LLCallbackMap(createWorldMapView, NULL);
+	gUICtrlFactory->buildFloater(this, "floater_world_map.xml", &factory_map);
+}
+
+// static
+void* LLFloaterWorldMap::createWorldMapView(void* data)
+{
+	return new LLWorldMapView("mapview", LLRect(0,300,400,0));
+}
+
+BOOL LLFloaterWorldMap::postBuild()
+{
+	mTabs = LLUICtrlFactory::getTabContainerByName(this, "maptab");
+	if (!mTabs) return FALSE;
+
+	LLPanel *panel;
+
+	panel = LLUICtrlFactory::getPanelByName(mTabs, "objects_mapview");
+	if (panel)
+	{
+		mTabs->setTabChangeCallback(panel, onCommitBackground);
+		mTabs->setTabUserData(panel, this);
+	}
+	panel = LLUICtrlFactory::getPanelByName(mTabs, "terrain_mapview");
+	if (panel)
+	{
+		mTabs->setTabChangeCallback(panel, onCommitBackground);
+		mTabs->setTabUserData(panel, this);
+	}
+
+	onCommitBackground((void*)this, false);
+
+	childSetCommitCallback("friend combo", onAvatarComboCommit, this);
+
+	LLComboBox *avatar_combo = LLUICtrlFactory::getComboBoxByName(this, "friend combo");
+	if (avatar_combo)
+	{
+		avatar_combo->selectFirstItem();
+		avatar_combo->setPrearrangeCallback( onAvatarComboPrearrange );
+	}
+
+	childSetAction("DoSearch", onLocationCommit, this);
+
+	childSetFocusChangedCallback("location", updateSearchEnabled);
+	childSetKeystrokeCallback("location", (void (*)(LLLineEditor*,void*))updateSearchEnabled, NULL);
+	
+	childSetCommitCallback("search_results", onCommitSearchResult, this);
+	childSetDoubleClickCallback("search_results", onTeleportBtn);
+	childSetCommitCallback("spin x", onCommitLocation, this);
+	childSetCommitCallback("spin y", onCommitLocation, this);
+	childSetCommitCallback("spin z", onCommitLocation, this);
+
+	childSetCommitCallback("landmark combo", onLandmarkComboCommit, this);
+
+	LLComboBox *landmark_combo = LLUICtrlFactory::getComboBoxByName(this, "landmark combo");
+	if (landmark_combo)
+	{
+		landmark_combo->selectFirstItem();
+		landmark_combo->setPrearrangeCallback( onLandmarkComboPrearrange );
+	}
+
+	childSetAction("Go Home", onGoHome, this);
+
+	childSetAction("Teleport", onTeleportBtn, this);
+
+	childSetAction("Show Destination", onShowTargetBtn, this);
+	childSetAction("Show My Location", onShowAgentBtn, this);
+	childSetAction("Clear", onClearBtn, this);
+	childSetAction("copy_slurl", onCopySLURL, this);
+
+	mCurZoomVal = log(gMapScale)/log(2.f);
+	childSetValue("zoom slider", gMapScale);
+
+	setDefaultBtn("");
+
+	if ( gAgent.mAccess <= SIM_ACCESS_PG )
+	{
+		// Hide Mature Events controls
+		childHide("events_mature_icon");
+		childHide("events_mature_label");
+		childHide("event_mature_chk");
+	}
+
+	mZoomTimer.stop();
+
+	return TRUE;
+}
+
+// virtual
+LLFloaterWorldMap::~LLFloaterWorldMap()
+{
+	// All cleaned up by LLView destructor
+	mTabs = NULL;
+
+ 	// Inventory deletes all observers on shutdown
+ 	mInventory = NULL;
+ 	mInventoryObserver = NULL;
+
+	// avatar tracker will delete this for us.
+	mFriendObserver = NULL;
+}
+
+
+// virtual
+void LLFloaterWorldMap::onClose(bool app_quitting)
+{
+	setVisible(FALSE);
+}
+
+// Allow us to download landmarks quickly when map is shown
+class LLLandmarkFetchDescendentsObserver : public LLInventoryFetchDescendentsObserver
+{
+public:
+	virtual void done()
+	{
+		// We need to find landmarks in all folders, so get the main
+		// background download going.
+		gInventory.startBackgroundFetch();
+		gInventory.removeObserver(this);
+		delete this;
+	}
+};
+
+// static
+void LLFloaterWorldMap::show(void*, BOOL center_on_target)
+{
+	BOOL was_visible = gFloaterWorldMap->getVisible();
+
+	gFloaterWorldMap->mIsClosing = FALSE;
+	gFloaterWorldMap->open();
+
+	LLWorldMapView* map_panel;
+	map_panel = (LLWorldMapView*)gFloaterWorldMap->mTabs->getCurrentPanel();
+	map_panel->clearLastClick();
+
+	if (!was_visible)
+	{
+		// reset pan on show, so it centers on you again
+		if (!center_on_target)
+		{
+			LLWorldMapView::setPan(0, 0, TRUE);
+		}
+		map_panel->updateVisibleBlocks();
+
+		// Reload the agent positions when we show the window
+		gWorldMap->eraseItems();
+
+		// Reload any maps that may have changed
+		gWorldMap->clearSimFlags();
+
+		const S32 panel_num = gFloaterWorldMap->mTabs->getCurrentPanelIndex();
+		const bool request_from_sim = true;
+		gWorldMap->setCurrentLayer(panel_num, request_from_sim);
+
+		// We may already have a bounding box for the regions of the world,
+		// so use that to adjust the view.
+		gFloaterWorldMap->adjustZoomSliderBounds();
+
+		// Could be first show
+		LLFirstUse::useMap();
+
+		// Start speculative download of landmarks
+		LLInventoryFetchDescendentsObserver::folder_ref_t folders;
+		LLUUID landmark_folder_id = gInventory.findCategoryUUIDForType(LLAssetType::AT_LANDMARK);
+		gInventory.startBackgroundFetch(landmark_folder_id);
+
+		gFloaterWorldMap->childSetFocus("location", TRUE);
+		gFocusMgr.triggerFocusFlash();
+
+		gFloaterWorldMap->buildAvatarIDList();
+		gFloaterWorldMap->buildLandmarkIDLists();
+	}
+	
+	if (center_on_target)
+	{
+		gFloaterWorldMap->centerOnTarget(FALSE);
+	}
+}
+
+
+
+// static
+void LLFloaterWorldMap::reloadIcons(void*)
+{
+	gWorldMap->eraseItems();
+
+	gWorldMap->sendMapLayerRequest();
+}
+
+
+// static
+void LLFloaterWorldMap::toggle(void*)
+{
+	BOOL visible = gFloaterWorldMap->getVisible();
+
+	if (!visible)
+	{
+		show(NULL, FALSE);
+	}
+	else
+	{
+		gFloaterWorldMap->mIsClosing = TRUE;
+		gFloaterWorldMap->close();
+	}
+}
+
+
+// static
+void LLFloaterWorldMap::hide(void*)
+{
+	gFloaterWorldMap->mIsClosing = TRUE;
+	gFloaterWorldMap->close();
+}
+
+
+// virtual
+void LLFloaterWorldMap::setVisible( BOOL visible )
+{
+	LLFloater::setVisible( visible );
+
+	gSavedSettings.setBOOL( "ShowWorldMap", visible );
+
+	if( !visible )
+	{
+		// While we're not visible, discard the overlay images we're using
+		if (gWorldMap)
+		{
+			gWorldMap->clearImageRefs();
+		}
+	}
+}
+
+
+// virtual
+BOOL LLFloaterWorldMap::handleHover(S32 x, S32 y, MASK mask)
+{
+	BOOL handled;
+	handled = LLFloater::handleHover(x, y, mask);
+	return handled;
+}
+
+BOOL LLFloaterWorldMap::handleScrollWheel(S32 x, S32 y, S32 clicks)
+{
+	if (getVisible() && !isMinimized() && isFrontmost())
+	{
+		F32 slider_value = (F32)childGetValue("zoom slider").asReal();
+		slider_value += ((F32)clicks * -0.3333f);
+		childSetValue("zoom slider", LLSD(slider_value));
+		return TRUE;
+	}
+	return FALSE;
+}
+
+
+// virtual
+void LLFloaterWorldMap::reshape( S32 width, S32 height, BOOL called_from_parent )
+{
+	LLFloater::reshape( width, height, called_from_parent );
+
+	// Might have changed size of world display area
+	// JC: Technically, this is correct, but it makes the slider "pop"
+	// if you resize the window, then draw the slider.  Just leaving it
+	// the way it was when you opened the window seems better.
+	// adjustZoomSliderBounds();
+}
+
+
+// virtual
+void LLFloaterWorldMap::draw()
+{
+	if( !getVisible() )
+	{
+		return;
+	}
+
+	updateLocation();
+	
+	LLTracker::ETrackingStatus tracking_status = LLTracker::getTrackingStatus(); 
+	if (LLTracker::TRACKING_AVATAR == tracking_status)
+	{
+		childSetColor("avatar_icon", gTrackColor);
+	}
+	else
+	{
+		childSetColor("avatar_icon", gDisabledTrackColor);
+	}
+
+	if (LLTracker::TRACKING_LANDMARK == tracking_status)
+	{
+		childSetColor("landmark_icon", gTrackColor);
+	}
+	else
+	{
+		childSetColor("landmark_icon", gDisabledTrackColor);
+	}
+
+	if (LLTracker::TRACKING_LOCATION == tracking_status)
+	{
+		childSetColor("location_icon", gTrackColor);
+	}
+	else
+	{
+		if (mCompletingRegionName != "")
+		{
+			F64 seconds = LLTimer::getElapsedSeconds();
+			double value = fmod(seconds, 2);
+			value = 0.5 + 0.5*cos(value * 3.14159f);
+			LLColor4 loading_color(0.0, F32(value/2), F32(value), 1.0);
+			childSetColor("location_icon", loading_color);
+		}
+		else
+		{
+			childSetColor("location_icon", gDisabledTrackColor);
+		}
+	}
+
+	// check for completion of tracking data
+	if (mWaitingForTracker)
+	{
+		centerOnTarget(TRUE);
+	}
+
+	childSetEnabled("Teleport", (BOOL)tracking_status);
+// 	childSetEnabled("Clear", (BOOL)tracking_status);
+	childSetEnabled("Show Destination", (BOOL)tracking_status || gWorldMap->mIsTrackingUnknownLocation);
+	childSetEnabled("copy_slurl", (BOOL)tracking_status);
+
+	setMouseOpaque(TRUE);
+	mDragHandle->setMouseOpaque(TRUE);
+
+	//RN: snaps to zoom value because interpolation caused jitter in the text rendering
+	if (!mZoomTimer.getStarted() && mCurZoomVal != (F32)childGetValue("zoom slider").asReal())
+	{
+		mZoomTimer.start();
+	}
+	F32 interp = mZoomTimer.getElapsedTimeF32() / MAP_ZOOM_TIME;
+	if (interp > 1.f)
+	{
+		interp = 1.f;
+		mZoomTimer.stop();
+	}
+	mCurZoomVal = lerp(mCurZoomVal, (F32)childGetValue("zoom slider").asReal(), interp);
+	F32 map_scale = 256.f*pow(2.f, mCurZoomVal);
+	LLWorldMapView::setScale( map_scale );
+	
+	LLFloater::draw();
+}
+
+
+//-------------------------------------------------------------------------
+// Internal utility functions
+//-------------------------------------------------------------------------
+
+
+void LLFloaterWorldMap::trackAvatar( const LLUUID& avatar_id, const LLString& name )
+{
+	LLCtrlSelectionInterface *iface = childGetSelectionInterface("friend combo");
+	if (!iface) return;
+
+	buildAvatarIDList();
+	if(iface->setCurrentByID(avatar_id) || gAgent.isGodlike())
+	{
+		// *HACK: Adjust Z values automatically for liaisons & gods so
+		// we swoop down when they click on the map.
+		if(gAgent.isGodlike())
+		{
+			childSetValue("spin z", LLSD(200.f));
+		}
+		// Don't re-request info if we already have it or we won't have it in time to teleport
+		if (mTrackedStatus != LLTracker::TRACKING_AVATAR || name != mTrackedAvatarName)
+		{
+			mTrackedStatus = LLTracker::TRACKING_AVATAR;
+			mTrackedAvatarName = name;
+			LLTracker::trackAvatar(avatar_id, name);
+		}
+	}
+	else
+	{
+		LLTracker::stopTracking(NULL);
+	}
+	setDefaultBtn("Teleport");
+}
+
+void LLFloaterWorldMap::trackLandmark( const LLUUID& landmark_item_id )
+{
+	LLCtrlSelectionInterface *iface = childGetSelectionInterface("landmark combo");
+	if (!iface) return;
+
+	buildLandmarkIDLists();
+	BOOL found = FALSE;
+	S32 idx;
+	for (idx = 0; idx < mLandmarkItemIDList.count(); idx++)
+	{
+		if ( mLandmarkItemIDList.get(idx) == landmark_item_id)
+		{
+			found = TRUE;
+			break;
+		}
+	}
+
+	if (found && iface->setCurrentByID( landmark_item_id ) ) 
+	{
+		LLUUID asset_id = mLandmarkAssetIDList.get( idx );
+		LLString name;
+		LLComboBox* combo = LLUICtrlFactory::getComboBoxByName(this, "landmark combo");
+		if (combo) name = combo->getSimple();
+		mTrackedStatus = LLTracker::TRACKING_LANDMARK;
+		LLTracker::trackLandmark(mLandmarkAssetIDList.get( idx ),	// assetID
+								mLandmarkItemIDList.get( idx ),	// itemID
+								name);			// name
+
+		if( asset_id != sHomeID )
+		{
+			// start the download process
+			gLandmarkList.getAsset( asset_id);
+		}
+
+		// We have to download both region info and landmark data, so set busy. JC
+// 		getWindow()->incBusyCount();
+	}
+	else
+	{
+		LLTracker::stopTracking(NULL);
+	}
+	setDefaultBtn("Teleport");
+}
+
+
+void LLFloaterWorldMap::trackEvent(const LLItemInfo &event_info)
+{
+	mTrackedStatus = LLTracker::TRACKING_LOCATION;
+	LLTracker::trackLocation(event_info.mPosGlobal, event_info.mName, event_info.mToolTip, LLTracker::LOCATION_EVENT);
+	setDefaultBtn("Teleport");
+}
+
+void LLFloaterWorldMap::trackGenericItem(const LLItemInfo &item)
+{
+	mTrackedStatus = LLTracker::TRACKING_LOCATION;
+	LLTracker::trackLocation(item.mPosGlobal, item.mName, item.mToolTip, LLTracker::LOCATION_ITEM);
+	setDefaultBtn("Teleport");
+}
+
+void LLFloaterWorldMap::trackLocation(const LLVector3d& pos_global)
+{
+	LLSimInfo* sim_info = gWorldMap->simInfoFromPosGlobal(pos_global);
+	if (!sim_info)
+	{
+		gWorldMap->mIsTrackingUnknownLocation = TRUE;
+		gWorldMap->mInvalidLocation = FALSE;
+		gWorldMap->mUnknownLocation = pos_global;
+		LLTracker::stopTracking(NULL);
+		S32 world_x = S32(pos_global.mdV[0] / 256);
+		S32 world_y = S32(pos_global.mdV[1] / 256);
+		gWorldMap->sendMapBlockRequest(world_x, world_y, world_x, world_y, true);
+		setDefaultBtn("");
+		return;
+	}
+	if (sim_info->mAccess == SIM_ACCESS_DOWN)
+	{
+		// Down sim. Show the blue circle of death!
+		gWorldMap->mIsTrackingUnknownLocation = TRUE;
+		gWorldMap->mUnknownLocation = pos_global;
+		gWorldMap->mInvalidLocation = TRUE;
+		LLTracker::stopTracking(NULL);
+		setDefaultBtn("");
+		return;
+	}
+
+	LLString sim_name = gWorldMap->simNameFromPosGlobal( pos_global );
+	F32 region_x = (F32)fmod( pos_global.mdV[VX], (F64)REGION_WIDTH_METERS );
+	F32 region_y = (F32)fmod( pos_global.mdV[VY], (F64)REGION_WIDTH_METERS );
+	LLString full_name = llformat("%s (%d, %d, %d)", 
+								  sim_name.c_str(), 
+								  llround(region_x), 
+								  llround(region_y),
+								  llround((F32)pos_global.mdV[VZ]));
+
+	LLString tooltip("");
+	mTrackedStatus = LLTracker::TRACKING_LOCATION;
+	LLTracker::trackLocation(pos_global, full_name, tooltip);
+	gWorldMap->mIsTrackingUnknownLocation = FALSE;
+	gWorldMap->mIsTrackingDoubleClick = FALSE;
+	gWorldMap->mIsTrackingCommit = FALSE;
+
+	setDefaultBtn("Teleport");
+}
+
+void LLFloaterWorldMap::updateLocation()
+{
+	// These values may get updated by a message, so need to check them every frame
+	// The fields may be changed by the user, so only update them if the data changes
+	LLVector3d pos_global = LLTracker::getTrackedPositionGlobal();
+	if (pos_global.isExactlyZero())
+	{
+		return; // invalid location
+	}
+	LLTracker::ETrackingStatus status = LLTracker::getTrackingStatus();
+	LLString sim_name = gWorldMap->simNameFromPosGlobal( pos_global );
+	if ((status != LLTracker::TRACKING_NOTHING) &&
+		(status != mTrackedStatus || pos_global != mTrackedLocation || sim_name != mTrackedSimName))
+	{
+		mTrackedStatus = status;
+		mTrackedLocation = pos_global;
+		mTrackedSimName = sim_name;
+		
+		if (status == LLTracker::TRACKING_AVATAR)
+		{
+			// *HACK: Adjust Z values automatically for liaisons & gods so
+			// we swoop down when they click on the map.
+			if(gAgent.isGodlike())
+			{
+				pos_global[2] = 200;
+			}
+		}
+
+		childSetValue("location", sim_name);
+		
+		F32 region_x = (F32)fmod( pos_global.mdV[VX], (F64)REGION_WIDTH_METERS );
+		F32 region_y = (F32)fmod( pos_global.mdV[VY], (F64)REGION_WIDTH_METERS );
+		childSetValue("spin x", LLSD(region_x) );
+		childSetValue("spin y", LLSD(region_y) );
+		childSetValue("spin z", LLSD((F32)pos_global.mdV[VZ]) );
+
+		mSLURL = LLWeb::escapeURL(llformat("http://slurl.com/secondlife/%s/%d/%d/%d", 
+									sim_name.c_str(), llround(region_x), llround(region_y), llround((F32)pos_global.mdV[VZ])));
+	}
+}
+
+void LLFloaterWorldMap::trackURL(const LLString& region_name, S32 x_coord, S32 y_coord, S32 z_coord)
+{
+	LLSimInfo* sim_info = gWorldMap->simInfoFromName(region_name);
+	z_coord = llclamp(z_coord, 0, 1000);
+	if (sim_info)
+	{
+		LLVector3 local_pos;
+		local_pos.mV[VX] = (F32)x_coord;
+		local_pos.mV[VY] = (F32)y_coord;
+		local_pos.mV[VZ] = (F32)z_coord;
+		LLVector3d global_pos = sim_info->getGlobalPos(local_pos);
+		trackLocation(global_pos);
+		setDefaultBtn("Teleport");
+	}
+	else
+	{
+		// fill in UI based on URL
+		gFloaterWorldMap->childSetValue("location", region_name);
+		childSetValue("spin x", LLSD((F32)x_coord));
+		childSetValue("spin y", LLSD((F32)y_coord));
+		childSetValue("spin z", LLSD((F32)z_coord));
+
+		// pass sim name to combo box
+		gFloaterWorldMap->mCompletingRegionName = region_name;
+		gWorldMap->sendNamedRegionRequest(region_name);
+		LLString::toLower(gFloaterWorldMap->mCompletingRegionName);
+		gWorldMap->mIsTrackingCommit = TRUE;
+	}
+}
+
+void LLFloaterWorldMap::observeInventory(LLInventoryModel* model)
+{
+	if(mInventory)
+	{
+		mInventory->removeObserver(mInventoryObserver);
+		delete mInventoryObserver;
+		mInventory = NULL;
+		mInventoryObserver = NULL;
+	}
+	if(model)
+	{
+		mInventory = model;
+		mInventoryObserver = new LLMapInventoryObserver;
+		// Inventory deletes all observers on shutdown
+		mInventory->addObserver(mInventoryObserver);
+		inventoryChanged();
+	}
+}
+
+void LLFloaterWorldMap::inventoryChanged()
+{
+	if(!LLTracker::getTrackedLandmarkItemID().isNull())
+	{
+		LLUUID item_id = LLTracker::getTrackedLandmarkItemID();
+		buildLandmarkIDLists();
+		trackLandmark(item_id);
+	}
+}
+
+void LLFloaterWorldMap::observeFriends()
+{
+	if(!mFriendObserver)
+	{
+		mFriendObserver = new LLMapFriendObserver;
+		LLAvatarTracker::instance().addObserver(mFriendObserver);
+		friendsChanged();
+	}
+}
+
+void LLFloaterWorldMap::friendsChanged()
+{
+	LLAvatarTracker& t = LLAvatarTracker::instance();
+	const LLUUID& avatar_id = t.getAvatarID();
+	buildAvatarIDList();
+	if(avatar_id.notNull())
+	{
+		LLCtrlSelectionInterface *iface = childGetSelectionInterface("friend combo");
+		if(!iface || !iface->setCurrentByID(avatar_id) || 
+			!t.getBuddyInfo(avatar_id)->isRightGrantedFrom(LLRelationship::GRANT_MAP_LOCATION) || gAgent.isGodlike())
+		{
+			LLTracker::stopTracking(NULL);
+		}
+	}
+}
+
+// No longer really builds a list.  Instead, just updates mAvatarCombo.
+void LLFloaterWorldMap::buildAvatarIDList()
+{
+	LLCtrlListInterface *list = childGetListInterface("friend combo");
+	if (!list) return;
+
+    // Delete all but the "None" entry
+	S32 list_size = list->getItemCount();
+	while (list_size > 1)
+	{
+		list->selectNthItem(1);
+		list->operateOnSelection(LLCtrlListInterface::OP_DELETE);
+		--list_size;
+	}
+
+	LLSD default_column;
+	default_column["name"] = "friend name";
+	default_column["label"] = "Friend Name";
+	default_column["width"] = 500;
+	list->addColumn(default_column);
+
+	// Get all of the calling cards for avatar that are currently online
+	LLCollectMappableBuddies collector;
+	LLAvatarTracker::instance().applyFunctor(collector);
+	LLCollectMappableBuddies::buddy_map_t::iterator it;
+	LLCollectMappableBuddies::buddy_map_t::iterator end;
+	it = collector.mMappable.begin();
+	end = collector.mMappable.end();
+	for( ; it != end; ++it)
+	{
+		list->addSimpleElement((*it).first, ADD_BOTTOM, (*it).second);
+	}
+
+	list->setCurrentByID( LLAvatarTracker::instance().getAvatarID() );
+	list->selectFirstItem();
+}
+
+
+void LLFloaterWorldMap::buildLandmarkIDLists()
+{
+	LLCtrlListInterface *list = childGetListInterface("landmark combo");
+	if (!list) return;
+
+    // Delete all but the "None" entry
+	S32 list_size = list->getItemCount();
+	while (list_size > 1)
+	{
+		list->selectNthItem(1);
+		list->operateOnSelection(LLCtrlListInterface::OP_DELETE);
+		--list_size;
+	}
+
+	mLandmarkItemIDList.reset();
+	mLandmarkAssetIDList.reset();
+
+	// Get all of the current landmarks
+	mLandmarkAssetIDList.put( LLUUID::null );
+	mLandmarkItemIDList.put( LLUUID::null );
+
+	mLandmarkAssetIDList.put( sHomeID );
+	mLandmarkItemIDList.put( sHomeID );
+
+	LLInventoryModel::cat_array_t cats;
+	LLInventoryModel::item_array_t items;
+	LLIsType is_landmark(LLAssetType::AT_LANDMARK);
+	gInventory.collectDescendentsIf(gAgent.getInventoryRootID(),
+									cats,
+									items,
+									LLInventoryModel::EXCLUDE_TRASH,
+									is_landmark);
+	std::sort(items.begin(), items.end(), LLViewerInventoryItem::comparePointers());
+	
+	S32 count = items.count();
+	for(S32 i = 0; i < count; ++i)
+	{
+		LLInventoryItem* item = items.get(i);
+
+		list->addSimpleElement(item->getName(), ADD_BOTTOM, item->getUUID());
+
+		mLandmarkAssetIDList.put( item->getAssetUUID() );
+		mLandmarkItemIDList.put( item->getUUID() );
+	}
+	list->sortByColumn("landmark name", TRUE);
+	list->selectFirstItem();
+}
+
+
+F32 LLFloaterWorldMap::getDistanceToDestination(const LLVector3d &destination, 
+												F32 z_attenuation) const
+{
+	LLVector3d delta = destination - gAgent.getPositionGlobal();
+	// by attenuating the z-component we effectively 
+	// give more weight to the x-y plane
+	delta.mdV[VZ] *= z_attenuation;
+	F32 distance = (F32)delta.magVec();
+	return distance;
+}
+
+
+void LLFloaterWorldMap::clearLocationSelection(BOOL clear_ui)
+{
+	LLCtrlListInterface *list = childGetListInterface("search_results");
+	if (list)
+	{
+		list->operateOnAll(LLCtrlListInterface::OP_DELETE);
+	}
+	if (!childHasKeyboardFocus("spin x"))
+	{
+		childSetValue("spin x", SIM_COORD_DEFAULT);
+	}
+	if (!childHasKeyboardFocus("spin y"))
+	{
+		childSetValue("spin y", SIM_COORD_DEFAULT);
+	}
+	if (!childHasKeyboardFocus("spin z"))
+	{
+		childSetValue("spin z", 0);
+	}
+	gWorldMap->mIsTrackingCommit = FALSE;
+	mCompletingRegionName = "";
+	mExactMatch = FALSE;
+}
+
+
+void LLFloaterWorldMap::clearLandmarkSelection(BOOL clear_ui)
+{
+	if (clear_ui || !childHasKeyboardFocus("landmark combo"))
+	{
+		LLCtrlListInterface *list = childGetListInterface("landmark combo");
+		if (list)
+		{
+			list->selectByValue( "None" );
+		}
+	}
+}
+
+
+void LLFloaterWorldMap::clearAvatarSelection(BOOL clear_ui)
+{
+	if (clear_ui || !childHasKeyboardFocus("friend combo"))
+	{
+		mTrackedStatus = LLTracker::TRACKING_NOTHING;
+		LLCtrlListInterface *list = childGetListInterface("friend combo");
+		if (list)
+		{
+			list->selectByValue( "None" );
+		}
+	}
+}
+
+
+// Adjust the maximally zoomed out limit of the zoom slider so you
+// can see the whole world, plus a little.
+void LLFloaterWorldMap::adjustZoomSliderBounds()
+{
+	// World size in regions
+	S32 world_width_regions  = gWorldMap->getWorldWidth() / REGION_WIDTH_UNITS;
+	S32 world_height_regions = gWorldMap->getWorldHeight() / REGION_WIDTH_UNITS;
+
+	// Pad the world size a little bit, so we have a nice border on
+	// the edge
+	world_width_regions++;
+	world_height_regions++;
+
+	// Find how much space we have to display the world
+	LLWorldMapView* map_panel;
+	map_panel = (LLWorldMapView*)mTabs->getCurrentPanel();
+	LLRect view_rect = map_panel->getRect();
+
+	// View size in pixels
+	S32 view_width = view_rect.getWidth();
+	S32 view_height = view_rect.getHeight();
+
+	// Pixels per region to display entire width/height
+	F32 width_pixels_per_region = (F32) view_width / (F32) world_width_regions;
+	F32 height_pixels_per_region = (F32) view_height / (F32) world_height_regions;
+
+	F32 pixels_per_region = llmin(width_pixels_per_region,
+								  height_pixels_per_region);
+
+	// Round pixels per region to an even number of slider increments
+	S32 slider_units = llfloor(pixels_per_region / 0.2f);
+	pixels_per_region = slider_units * 0.2f;
+
+	// Make sure the zoom slider can be moved at least a little bit.
+	// Likewise, less than the increment pixels per region is just silly.
+	pixels_per_region = llclamp(pixels_per_region, 1.f, (F32)(pow(2.f, ZOOM_MAX) * 128.f));
+
+	F32 min_power = log(pixels_per_region/256.f)/log(2.f);
+	childSetMinValue("zoom slider", min_power);
+}
+
+
+//-------------------------------------------------------------------------
+// User interface widget callbacks
+//-------------------------------------------------------------------------
+
+// static
+void LLFloaterWorldMap::onPanBtn( void* userdata )
+{
+	if( !gFloaterWorldMap )	return;
+
+	EPanDirection direction = (EPanDirection)(intptr_t)userdata;
+
+	S32 pan_x = 0;
+	S32 pan_y = 0;
+	switch( direction )
+	{
+	case PAN_UP:	pan_y = -1;	break;
+	case PAN_DOWN:	pan_y = 1;	break;
+	case PAN_LEFT:	pan_x = 1;	break;
+	case PAN_RIGHT:	pan_x = -1;	break;
+	default:		llassert(0);	return;
+	}
+
+	LLWorldMapView* map_panel;
+	map_panel = (LLWorldMapView*)gFloaterWorldMap->mTabs->getCurrentPanel();
+	map_panel->translatePan( pan_x, pan_y );
+}
+
+// static
+void LLFloaterWorldMap::onGoHome(void*)
+{
+	gAgent.teleportHome();
+	gFloaterWorldMap->close();
+}
+
+
+// static 
+void LLFloaterWorldMap::onLandmarkComboPrearrange( LLUICtrl* ctrl, void* userdata )
+{
+	LLFloaterWorldMap* self = gFloaterWorldMap;
+	if( !self || self->mIsClosing )
+	{
+		return;
+	}
+
+	LLCtrlListInterface *list = self->childGetListInterface("landmark combo");
+	if (!list) return;
+
+	LLUUID current_choice = list->getCurrentID();
+
+	gFloaterWorldMap->buildLandmarkIDLists();
+
+	if( current_choice.isNull() || !list->setCurrentByID( current_choice ) )
+	{
+		LLTracker::stopTracking(NULL);
+	}
+
+}
+
+// static 
+void LLFloaterWorldMap::onLandmarkComboCommit( LLUICtrl* ctrl, void* userdata )
+{
+	LLFloaterWorldMap* self = gFloaterWorldMap;
+
+	if( !self || self->mIsClosing )
+	{
+		return;
+	}
+
+	LLCtrlListInterface *list = gFloaterWorldMap->childGetListInterface("landmark combo");
+	if (!list) return;
+
+	LLUUID asset_id;
+	LLUUID item_id = list->getCurrentID();
+
+	LLTracker::stopTracking(NULL);
+
+	//RN: stopTracking() clears current combobox selection, need to reassert it here
+	list->setCurrentByID(item_id);
+
+	if( item_id.isNull() )
+	{
+	}
+	else if( item_id == sHomeID )
+	{
+		asset_id = sHomeID;
+	}
+	else
+	{
+		LLInventoryItem* item = gInventory.getItem( item_id );
+		if( item )
+		{
+			asset_id = item->getAssetUUID();
+		}
+		else
+		{
+			// Something went wrong, so revert to a safe value.
+			item_id.setNull();
+		}
+	}
+	
+	self->trackLandmark( item_id);
+	onShowTargetBtn(self);
+}
+
+// static 
+void LLFloaterWorldMap::onAvatarComboPrearrange( LLUICtrl* ctrl, void* userdata )
+{
+	LLFloaterWorldMap* self = gFloaterWorldMap;
+	if( !self || self->mIsClosing )
+	{
+		return;
+	}
+
+	LLCtrlListInterface *list = self->childGetListInterface("friend combo");
+	if (!list) return;
+
+	LLUUID current_choice;
+
+	if( LLAvatarTracker::instance().haveTrackingInfo() )
+	{
+		current_choice = LLAvatarTracker::instance().getAvatarID();
+	}
+
+	self->buildAvatarIDList();
+
+	if( !list->setCurrentByID( current_choice ) || current_choice.isNull() )
+	{
+		LLTracker::stopTracking(NULL);
+	}
+}
+
+
+// static 
+void LLFloaterWorldMap::onAvatarComboCommit( LLUICtrl* ctrl, void* userdata )
+{
+	LLFloaterWorldMap* self = gFloaterWorldMap;
+	if( !self || self->mIsClosing )
+	{
+		return;
+	}
+
+	LLCtrlListInterface *list = gFloaterWorldMap->childGetListInterface("friend combo");
+	if (!list) return;
+
+	const LLUUID& new_avatar_id = list->getCurrentID();
+	if (new_avatar_id.notNull())
+	{
+		LLString name;
+		LLComboBox* combo = LLUICtrlFactory::getComboBoxByName(gFloaterWorldMap, "friend combo");
+		if (combo) name = combo->getSimple();
+		self->trackAvatar(new_avatar_id, name);
+		onShowTargetBtn(self);
+	}
+}
+
+// static 
+void LLFloaterWorldMap::updateSearchEnabled( LLUICtrl* ctrl, void* userdata )
+{
+	LLFloaterWorldMap *self = gFloaterWorldMap;
+	if (self->childHasKeyboardFocus("location") && 
+		self->childGetValue("location").asString().length() > 0)
+	{
+		self->setDefaultBtn("DoSearch");
+	}
+	else
+	{
+		self->setDefaultBtn("");
+	}
+}
+
+// static 
+void LLFloaterWorldMap::onLocationCommit( void* userdata )
+{
+	LLFloaterWorldMap *self = gFloaterWorldMap;
+	if( !self || self->mIsClosing )
+	{
+		return;
+	}
+
+	self->clearLocationSelection(FALSE);
+	self->mCompletingRegionName = "";
+	self->mLastRegionName = "";
+
+	LLString str = self->childGetValue("location").asString();
+
+	LLString::toLower(str);
+	gFloaterWorldMap->mCompletingRegionName = str;
+	gWorldMap->mIsTrackingCommit = TRUE;
+	self->mExactMatch = FALSE;
+	if (str.length() >= 3)
+	{
+		gWorldMap->sendNamedRegionRequest(str);
+	}
+	else
+	{
+		str += "#";
+		gWorldMap->sendNamedRegionRequest(str);
+	}
+}
+
+
+// static
+void LLFloaterWorldMap::onClearBtn(void* data)
+{
+	LLFloaterWorldMap* self = (LLFloaterWorldMap*)data;
+	self->mTrackedStatus = LLTracker::TRACKING_NOTHING;
+	LLTracker::stopTracking((void *)(intptr_t)TRUE);
+	gWorldMap->mIsTrackingUnknownLocation = FALSE;
+}
+
+// static
+void LLFloaterWorldMap::onFlyBtn(void* data)
+{
+	LLFloaterWorldMap* self = (LLFloaterWorldMap*)data;
+	self->fly();
+}
+
+void LLFloaterWorldMap::onShowTargetBtn(void* data)
+{
+	LLFloaterWorldMap* self = (LLFloaterWorldMap*)data;
+	self->centerOnTarget(TRUE);
+}
+
+void LLFloaterWorldMap::onShowAgentBtn(void* data)
+{
+	LLWorldMapView::setPan( 0, 0, FALSE); // FALSE == animate
+}
+
+// static
+void LLFloaterWorldMap::onTeleportBtn(void* data)
+{
+	LLFloaterWorldMap* self = (LLFloaterWorldMap*)data;
+	self->teleport();
+}
+
+// static
+void LLFloaterWorldMap::onCopySLURL(void* data)
+{
+	LLFloaterWorldMap* self = (LLFloaterWorldMap*)data;
+	gViewerWindow->mWindow->copyTextToClipboard(utf8str_to_wstring(self->mSLURL));
+	
+	LLString::format_map_t args;
+	args["[SLURL]"] = self->mSLURL;
+
+	LLAlertDialog::showXml("CopySLURL", args);
+}
+
+void LLFloaterWorldMap::onCheckEvents(LLUICtrl*, void* data)
+{
+	LLFloaterWorldMap* self = (LLFloaterWorldMap*)data;
+	if(!self) return;
+	self->childSetEnabled("event_mature_chk", self->childGetValue("event_chk"));
+}
+
+// protected
+void LLFloaterWorldMap::centerOnTarget(BOOL animate)
+{
+	LLVector3d pos_global;
+	if(LLTracker::getTrackingStatus() != LLTracker::TRACKING_NOTHING)
+	{
+		LLVector3d tracked_position = LLTracker::getTrackedPositionGlobal();
+		//RN: tracker doesn't allow us to query completion, so we check for a tracking position of
+		// absolute zero, and keep trying in the draw loop
+		if (tracked_position.isExactlyZero())
+		{
+			mWaitingForTracker = TRUE;
+			return;
+		}
+		else
+		{
+			// We've got the position finally, so we're no longer busy. JC
+// 			getWindow()->decBusyCount();
+			pos_global = LLTracker::getTrackedPositionGlobal() - gAgent.getCameraPositionGlobal();
+		}
+	}
+	else if(gWorldMap->mIsTrackingUnknownLocation)
+	{
+		pos_global = gWorldMap->mUnknownLocation - gAgent.getCameraPositionGlobal();;
+	}
+	else
+	{
+		// default behavior = center on agent
+		pos_global.clearVec();
+	}
+
+	LLWorldMapView::setPan( -llfloor((F32)(pos_global.mdV[VX] * (F64)LLWorldMapView::sPixelsPerMeter)), 
+							-llfloor((F32)(pos_global.mdV[VY] * (F64)LLWorldMapView::sPixelsPerMeter)),
+							!animate);
+	mWaitingForTracker = FALSE;
+}
+
+// protected
+void LLFloaterWorldMap::fly()
+{
+	LLVector3d pos_global = LLTracker::getTrackedPositionGlobal();
+
+	// Start the autopilot and close the floater, 
+	// so we can see where we're flying
+	if (!pos_global.isExactlyZero())
+	{
+		gAgent.startAutoPilotGlobal( pos_global );
+		close();
+	}
+	else
+	{
+		make_ui_sound("UISndInvalidOp");
+	}
+}
+
+
+// protected
+void LLFloaterWorldMap::teleport()
+{
+	BOOL teleport_home = FALSE;
+	LLVector3d pos_global;
+	LLAvatarTracker& av_tracker = LLAvatarTracker::instance();
+
+	LLTracker::ETrackingStatus tracking_status = LLTracker::getTrackingStatus();
+	if (LLTracker::TRACKING_AVATAR == tracking_status
+		&& av_tracker.haveTrackingInfo() )
+	{
+		pos_global = av_tracker.getGlobalPos();
+		pos_global.mdV[VZ] = childGetValue("spin z");
+	}
+	else if ( LLTracker::TRACKING_LANDMARK == tracking_status)
+	{
+		if( LLTracker::getTrackedLandmarkAssetID() == sHomeID )
+		{
+			teleport_home = TRUE;
+		}
+		else
+		{
+			LLLandmark* landmark = gLandmarkList.getAsset( LLTracker::getTrackedLandmarkAssetID() );
+			LLUUID region_id;
+			if(landmark
+			   && !landmark->getGlobalPos(pos_global)
+			   && landmark->getRegionID(region_id))
+			{
+				LLLandmark::requestRegionHandle(
+					gMessageSystem,
+					gAgent.getRegionHost(),
+					region_id,
+					NULL);
+			}
+		}
+	}
+	else if ( LLTracker::TRACKING_LOCATION == tracking_status)
+	{
+		pos_global = LLTracker::getTrackedPositionGlobal();
+	}
+	else
+	{
+		make_ui_sound("UISndInvalidOp");
+	}
+
+	// Do the teleport, which will also close the floater
+	if (teleport_home)
+	{
+		gAgent.teleportHome();
+	}
+	else if (!pos_global.isExactlyZero())
+	{
+		if(LLTracker::TRACKING_LANDMARK == tracking_status)
+		{
+			gAgent.teleportViaLandmark(LLTracker::getTrackedLandmarkAssetID());
+		}
+		else
+		{
+			gAgent.teleportViaLocation( pos_global );
+		}
+	}
+}
+
+// static
+void LLFloaterWorldMap::onGoToLandmarkDialog( S32 option, void* userdata )
+{
+	LLFloaterWorldMap* self = (LLFloaterWorldMap*) userdata;
+	switch( option )
+	{
+	case 0:
+		self->teleportToLandmark();
+		break;
+	case 1:
+		self->flyToLandmark();
+		break;
+	default:
+		// nothing
+		break;
+	}
+}
+
+void LLFloaterWorldMap::flyToLandmark()
+{
+	LLVector3d destination_pos_global;
+	if( !LLTracker::getTrackedLandmarkAssetID().isNull() )
+	{
+		if (LLTracker::hasLandmarkPosition())
+		{
+			gAgent.startAutoPilotGlobal( LLTracker::getTrackedPositionGlobal() );
+		}
+	}
+}
+
+void LLFloaterWorldMap::teleportToLandmark()
+{
+	BOOL has_destination = FALSE;
+	LLUUID destination_id; // Null means "home"
+
+	if( LLTracker::getTrackedLandmarkAssetID() == sHomeID )
+	{
+		has_destination = TRUE;
+	}
+	else
+	{
+		LLLandmark* landmark = gLandmarkList.getAsset( LLTracker::getTrackedLandmarkAssetID() );
+		LLVector3d global_pos;
+		if(landmark && landmark->getGlobalPos(global_pos))
+		{
+			destination_id = LLTracker::getTrackedLandmarkAssetID();
+			has_destination = TRUE;
+		}
+		else if(landmark)
+		{
+			// pop up an anonymous request request.
+			LLUUID region_id;
+			if(landmark->getRegionID(region_id))
+			{
+				LLLandmark::requestRegionHandle(
+					gMessageSystem,
+					gAgent.getRegionHost(),
+					region_id,
+					NULL);
+			}
+		}
+	}
+
+	if( has_destination )
+	{
+		gAgent.teleportViaLandmark( destination_id );
+	}
+}
+
+
+void LLFloaterWorldMap::teleportToAvatar()
+{
+	LLAvatarTracker& av_tracker = LLAvatarTracker::instance();
+	if(av_tracker.haveTrackingInfo())
+	{
+		LLVector3d pos_global = av_tracker.getGlobalPos();
+		gAgent.teleportViaLocation( pos_global );
+	}
+}
+
+
+void LLFloaterWorldMap::flyToAvatar()
+{
+	if( LLAvatarTracker::instance().haveTrackingInfo() )
+	{
+		gAgent.startAutoPilotGlobal( LLAvatarTracker::instance().getGlobalPos() );
+	}
+}
+
+// static
+void LLFloaterWorldMap::onCommitBackground(void* userdata, bool from_click)
+{
+	LLFloaterWorldMap* self = (LLFloaterWorldMap*) userdata;
+
+	// Find my index
+	S32 index = self->mTabs->getCurrentPanelIndex();
+
+	if (gWorldMap)
+	{
+		gWorldMap->setCurrentLayer(index);
+	}
+}
+
+void LLFloaterWorldMap::updateSims(bool found_null_sim)
+{
+	if (mCompletingRegionName == "")
+	{
+		return;
+	}
+
+	LLCtrlListInterface *list = childGetListInterface("search_results");
+	if (!list) return;
+	list->operateOnAll(LLCtrlListInterface::OP_DELETE);
+
+	LLSD selected_value = list->getSimpleSelectedValue();
+
+	S32 name_length = mCompletingRegionName.length();
+
+	BOOL match_found = FALSE;
+	S32 num_results = 0;
+	std::map<U64, LLSimInfo*>::const_iterator it;
+	for (it = gWorldMap->mSimInfoMap.begin(); it != gWorldMap->mSimInfoMap.end(); ++it)
+	{
+		LLSimInfo* info = (*it).second;
+		LLString sim_name = info->mName;
+		LLString sim_name_lower = sim_name;
+		LLString::toLower(sim_name_lower);
+
+		if (sim_name_lower.substr(0, name_length) == mCompletingRegionName)
+		{
+			if (gWorldMap->mIsTrackingCommit)
+			{
+				if (sim_name_lower == mCompletingRegionName)
+				{
+					selected_value = sim_name;
+					match_found = TRUE;
+				}
+			}
+
+			LLSD value;
+			value["id"] = sim_name;
+			value["columns"][0]["column"] = "sim_name";
+			value["columns"][0]["value"] = sim_name;
+			list->addElement(value);
+			num_results++;
+		}
+	}
+	
+	list->selectByValue(selected_value);
+
+	if (found_null_sim)
+	{
+		mCompletingRegionName = "";
+	}
+
+	if (match_found)
+	{
+		mExactMatch = TRUE;
+		childSetFocus("search_results");
+		onCommitSearchResult(NULL, this);
+	}
+	else if (!mExactMatch && num_results > 0)
+	{
+		list->selectFirstItem(); // select first item by default
+		childSetFocus("search_results");
+		onCommitSearchResult(NULL, this);
+	}
+	else
+	{
+		list->addSimpleElement("None found.");
+		list->operateOnAll(LLCtrlListInterface::OP_DESELECT);
+	}
+}
+
+// static
+void LLFloaterWorldMap::onCommitLocation(LLUICtrl* ctrl, void* userdata)
+{
+	LLFloaterWorldMap* self = (LLFloaterWorldMap*) userdata;
+	LLTracker::ETrackingStatus tracking_status = LLTracker::getTrackingStatus();
+	if ( LLTracker::TRACKING_LOCATION == tracking_status)
+	{
+		LLVector3d pos_global = LLTracker::getTrackedPositionGlobal();
+		F64 local_x = self->childGetValue("spin x");
+		F64 local_y = self->childGetValue("spin y");
+		F64 local_z = self->childGetValue("spin z");
+		pos_global.mdV[VX] += -fmod(pos_global.mdV[VX], 256.0) + local_x;
+		pos_global.mdV[VY] += -fmod(pos_global.mdV[VY], 256.0) + local_y;
+		pos_global.mdV[VZ] = local_z;
+		self->trackLocation(pos_global);
+	}
+}
+
+// static
+void LLFloaterWorldMap::onCommitSearchResult(LLUICtrl*, void* userdata)
+{
+	LLFloaterWorldMap* self = (LLFloaterWorldMap*) userdata;
+
+	LLCtrlListInterface *list = self->childGetListInterface("search_results");
+	if (!list) return;
+
+	LLSD selected_value = list->getSimpleSelectedValue();
+	LLString sim_name = selected_value.asString();
+	if (sim_name.empty())
+	{
+		return;
+	}
+	LLString::toLower(sim_name);
+
+	std::map<U64, LLSimInfo*>::const_iterator it;
+	for (it = gWorldMap->mSimInfoMap.begin(); it != gWorldMap->mSimInfoMap.end(); ++it)
+	{
+		LLSimInfo* info = (*it).second;
+		LLString info_sim_name = info->mName;
+		LLString::toLower(info_sim_name);
+
+		if (sim_name == info_sim_name)
+		{
+			LLVector3d pos_global = from_region_handle( info->mHandle );
+			F64 local_x = self->childGetValue("spin x");
+			F64 local_y = self->childGetValue("spin y");
+			F64 local_z = self->childGetValue("spin z");
+			pos_global.mdV[VX] += local_x;
+			pos_global.mdV[VY] += local_y;
+			pos_global.mdV[VZ] = local_z;
+
+			self->childSetValue("location", sim_name);
+			self->trackLocation(pos_global);
+			self->setDefaultBtn("Teleport");
+			break;
+		}
+	}
+
+	onShowTargetBtn(self);
+}