merge changes for 3.5.0-beta3

38 files changed, 505 insertions, 234 deletions

diff --git a/.hgtags b/.hgtags
index f45d8381e9..a1688059c3 100644
--- a/.hgtags
+++ b/.hgtags
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+6ee71714935ffcd159db3d4f5800c1929aac54e1 DRTVWR-205
+7b22c612fc756e0ea63b10b163e81d107f85dbf8 DRTVWR-206
+b61afe175b829c149d369524a4e974dfda99facf DRTVWR-219
 32896d5e920ca9a29256ff3b747c2e99752aa5ae DRTVWR-217
 704bbae7b182a1f2811a47a054e680522966f54a 3.4.2-beta1
-d799593b53ed733862e9a13871e318e886469377 DRTVWR-208
-e497dcde7a3653e384eb223a8a460030e89c294c DRTVWR-223
 288539fc0408ed4b69a99665de33bbbc2c3c08fe DRTVWR-216
 e664473c16df1d82ffaff382e7b3e023da202d52 3.4.2-beta2
-93ab02d83f51e30a3cabad98aff89601befd9413 DRTVWR-240
 0891d7a773a31397dcad48be3fa66531d567a821 DRTVWR-242
 710785535362b3cb801b6a3dc4703be3373bd0cd 3.4.2-beta3
-2aa72e3372a83dece4df9cf72fb1e7c34f90b5e3 DRTVWR-209
-f7bedce18ad52283e6072814db23318907261487 DRTVWR-238
-7b64c96fbcadf360bd2feaae19d330166b70877c DRTVWR-210
 e9a5886052433d5db9e504ffaca10890f9932979 DRTVWR-243
 73b84b9864dc650fe7c8fc9f52361450f0849004 3.4.2-beta4
 16310aabccf315870f7cc9bf966926c0ad6954fa 3.4.2-release
+d799593b53ed733862e9a13871e318e886469377 DRTVWR-208
+e497dcde7a3653e384eb223a8a460030e89c294c DRTVWR-223
+93ab02d83f51e30a3cabad98aff89601befd9413 DRTVWR-240
+2aa72e3372a83dece4df9cf72fb1e7c34f90b5e3 DRTVWR-209
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+7b64c96fbcadf360bd2feaae19d330166b70877c DRTVWR-210
 5e4e4128b256525bafc07a62e35ae8527aaa9c9d DRTVWR-241
 f1d3b3fcab28ed9ea532bf50db0ba96f5c8cc8e9 DRTVWR-232
 4918b150e75df6b516fb6c2616d32043fa6b4cac DRTVWR-245
 94ab2b49458ab372a95d2d6949fdf574f413068d 3.4.3-beta1
-4c3460cb1fb7c6da9965e09c734d282a8e9c81f0 DRTVWR-229
-f4481df42f9a4a92bf475a80f0c51d1a4bbdfd59 DRTVWR-246
-39c5204b6e800983a41ccac8ad6dc993120197c6 DRTVWR-247
-7c7d57d393e8ae7b61623279de06eb4a62ccae6a DRTVWR-249
-f72b50ef168c159d6e79e97aa2bcafaf8577ab99 DRTVWR-230
-b418be80903520c492e1173f3afbc4021cad5d07 DRTVWR-255
 965b9a35e260c0f53be1a25f0db7abc8a67eaf47 DRTVWR-252
 bb10adc4f76cf0067fca7075146f00cdc0740e9d DRTVWR-251
 ab0aa2f6ba22b52fed30a2337197f589156edc75 DRTVWR-253
@@ -378,25 +371,31 @@ ab0aa2f6ba22b52fed30a2337197f589156edc75 DRTVWR-253
 44e764a6ac9e672a4f3bce821a4b6a218590c374 DRTVWR-258
 c23d734065ed593b2413385aecd8366d8e0ee96b DRTVWR-257
 452ce96d4046dc05a3ecaecc203e2cc8ddd72e76 DRTVWR-259
-9aa1aa9f1fe13c194695a0b8f0af298296241dc2 DRTVWR-260
 daca610d840625b5bebb966a57cb49581852c417 DRTVWR-265
 9afbdc4e24cc04feacfb2b7a10b78a64f780901a DRTVWR-266
 73280db02501f5ad041fc18b1eba68e73a81996c DRTVWR-267
 870e2d79e0063fda87187f17bbc2747766733194 3.4.3-beta3
 0a2ca6546b499239afeb66d17b2fadbcdbe36ab1 3.4.3-release
+4c3460cb1fb7c6da9965e09c734d282a8e9c81f0 DRTVWR-229
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 84fbaf2d4141bd161731430e760949dc787ca206 DRTVWR-244
 083d2d36b5bb1c54fc3dd7caac0e7ac381a9cef0 3.4.4-beta1
-391a8c74cec7275c5d26c85ad108d4782a3e3dd9 DRTVWR-268
 b634dec987c16e8c9c938e11e52591d9ead8fa9b DRTVWR-270
 cd39255bd23330fd30c04105f2811e941d8524fe 3.4.4-beta2
 2c4011bbc2b15b82198fd8b51f3a9fe765a08c4d DRTVWR-271
 2f8a3ef687bc55828abcb17ac1ad7cde70536d7e 3.4.4-beta3
 35cfd4cf5b895fa776592f2e630e330be7f0604e DRTVWR-273
-a36f1f354b02aa6e448ca13685de167d0a0a3d03 DRTVWR-272
-37dba00ad820de3a808d4039396b162a9c275b3e DRTVWR-269
 c374035d459af3c03dea2dd90880dfc25de64706 DRTVWR-275
 05d9f1dd7a954069af2a33abedb7713fa36a04cb 3.4.4-beta4
 e1bb1ae7d8b12faeb37933a737c199cc9b9f89cc 3.4.4-release
+391a8c74cec7275c5d26c85ad108d4782a3e3dd9 DRTVWR-268
+a36f1f354b02aa6e448ca13685de167d0a0a3d03 DRTVWR-272
+37dba00ad820de3a808d4039396b162a9c275b3e DRTVWR-269
 7c6dfdc1b7a2ce0d8e3a8f3ce3058547ea065c0f DRTVWR-250
 b9ff9730daa53a541925300cbd02bb14575a5705 DRTVWR-277
 af6b711a97073431953b55ee808aaa09900c27e5 DRTVWR-276
@@ -406,8 +405,6 @@ c296133849d1f103c0e2abc41e6599daed00b67b DRTVWR-280
 5df4802bec93c8d0a509946d826bb4c50c5442ec DRTVWR-281
 7c1c33ba4cfd2d15ca51cc1ac440eca551331a4a DRTVWR-283
 6b9c7dbebef793230d64e1b452577c8b142d4143 3.4.5-beta2
-37947e4f771f001b551581bf7cd0051c3153beed DRTVWR-282
-6482cceb91cda68b799f3e6cdc66d33bf123547a DRTVWR-284
 ccf991e02dc2f63fb646324230d54832683f4a9b DRTVWR-286
 2d849850558a5a0324b398d1c102d30bcbdfb88f DRTVWR-287
 e06898df8644fe567bee94f817d03abc1c380993 3.4.5-beta3
@@ -420,6 +417,11 @@ b23419a2748483c98f3b84b630468a21c88feba5 DRTVWR-292
 0a5d409161ef2a89b28c9a741051dd2dedc707d6 DRTVWR-297
 852b69ef0b5fe6b13b69cc2217282cc64de6afab 3.4.5-beta5
 a49c715243a36a8a380504d14cb7416b3039c956 3.4.5-release
+37947e4f771f001b551581bf7cd0051c3153beed DRTVWR-282
+6482cceb91cda68b799f3e6cdc66d33bf123547a DRTVWR-284
+092a9effbedd1a0276fa5ced520992ce00f96fbf CHUI-PV-0
 279ef1dfc9b749a6cc499cf190fec0c090b6d682 DRTVWR-288
 9b19edaf1d8ddf435f60fbbb444dd25db8f63953 3.5.0-beta1
 c6b3561c7d7ad365eeba669db54eb57b5149ce75 3.5.0-beta2
+6d91ffd77bf2a20f18a2175eb7579da880ae12ac DRTVWR-302
+f6ca5bb75bca975ff0bc77e71e615f6478c4559c 3.5.0-beta3
diff --git a/doc/contributions.txt b/doc/contributions.txt
index 10c935f9bb..32dd3c1a2e 100644
--- a/doc/contributions.txt
+++ b/doc/contributions.txt
@@ -744,6 +744,7 @@ Marc Claridge
 Marc2 Sands
 Marianne McCann
 Marine Kelley
+    CHUIBUG-134
     STORM-281
 MartinRJ Fayray
     STORM-1844
diff --git a/indra/llrender/llfontgl.cpp b/indra/llrender/llfontgl.cpp
index 647512eb2e..8772779645 100644
--- a/indra/llrender/llfontgl.cpp
+++ b/indra/llrender/llfontgl.cpp
@@ -599,6 +599,11 @@ S32 LLFontGL::maxDrawableChars(const llwchar* wchars, F32 max_pixels, S32 max_ch
 		if(!fgi)
 		{
 			fgi = mFontFreetype->getGlyphInfo(wch);
+
+			if (NULL == fgi)
+			{
+				return 0;
+			}
 		}
 
 		// account for glyphs that run beyond the starting point for the next glyphs
diff --git a/indra/llui/llchatentry.cpp b/indra/llui/llchatentry.cpp
index 8e9c6555c3..9e48dcde7e 100644
--- a/indra/llui/llchatentry.cpp
+++ b/indra/llui/llchatentry.cpp
@@ -169,6 +169,15 @@ BOOL LLChatEntry::handleSpecialKey(const KEY key, const MASK mask)
 {
 	BOOL handled = FALSE;
 
+    // In the case of a chat entry, pressing RETURN when something is selected
+    // should NOT erase the selection (unlike a notecard, for example)
+    if (key == KEY_RETURN)
+    {
+        endOfDoc();
+        startSelection();
+        endSelection();
+    }
+
 	LLTextEditor::handleSpecialKey(key, mask);
 
 	switch(key)
diff --git a/indra/llui/llfloater.cpp b/indra/llui/llfloater.cpp
index 27dd7f5b32..09e27a264a 100644
--- a/indra/llui/llfloater.cpp
+++ b/indra/llui/llfloater.cpp
@@ -1621,7 +1621,7 @@ void LLFloater::bringToFront( S32 x, S32 y )
 
 
 // virtual
-void LLFloater::setVisibleAndFrontmost(BOOL take_focus)
+void LLFloater::setVisibleAndFrontmost(BOOL take_focus, const LLSD& key)
 {
 	LLMultiFloater* hostp = getHost();
 	if (hostp)
diff --git a/indra/llui/llfloater.h b/indra/llui/llfloater.h
index cb5bf28db3..4dba1e645f 100644
--- a/indra/llui/llfloater.h
+++ b/indra/llui/llfloater.h
@@ -305,7 +305,7 @@ public:
 	/*virtual*/ void handleVisibilityChange ( BOOL new_visibility ); // do not override
 	
 	void			setFrontmost(BOOL take_focus = TRUE);
-    virtual void	setVisibleAndFrontmost(BOOL take_focus=TRUE);    
+    virtual void	setVisibleAndFrontmost(BOOL take_focus=TRUE, const LLSD& key = LLSD());    
 	
 	// Defaults to false.
 	virtual BOOL	canSaveAs() const { return FALSE; }
diff --git a/indra/llui/llfloaterreg.cpp b/indra/llui/llfloaterreg.cpp
index c20d863612..1cdddf0d5b 100644
--- a/indra/llui/llfloaterreg.cpp
+++ b/indra/llui/llfloaterreg.cpp
@@ -488,12 +488,12 @@ void LLFloaterReg::toggleInstanceOrBringToFront(const LLSD& sdname, const LLSD&
 		{
 			host->setMinimized(FALSE);
 			instance->openFloater(key);
-			instance->setVisibleAndFrontmost();
+			instance->setVisibleAndFrontmost(true, key);
 		}
 		else if (!instance->getVisible())
 		{
 			instance->openFloater(key);
-			instance->setVisibleAndFrontmost();
+			instance->setVisibleAndFrontmost(true, key);
 			instance->setFocus(TRUE);
 		}
 		else
@@ -506,16 +506,16 @@ void LLFloaterReg::toggleInstanceOrBringToFront(const LLSD& sdname, const LLSD&
 		if (instance->isMinimized())
 		{
 			instance->setMinimized(FALSE);
-			instance->setVisibleAndFrontmost();
+			instance->setVisibleAndFrontmost(true, key);
 		}
 		else if (!instance->isShown())
 		{
 			instance->openFloater(key);
-			instance->setVisibleAndFrontmost();
+			instance->setVisibleAndFrontmost(true, key);
 		}
 		else if (!instance->isFrontmost())
 		{
-			instance->setVisibleAndFrontmost();
+			instance->setVisibleAndFrontmost(true, key);
 		}
 		else
 		{
diff --git a/indra/llui/lllineeditor.cpp b/indra/llui/lllineeditor.cpp
index 2e64be89fa..6976b06a92 100644
--- a/indra/llui/lllineeditor.cpp
+++ b/indra/llui/lllineeditor.cpp
@@ -202,6 +202,14 @@ LLLineEditor::LLLineEditor(const LLLineEditor::Params& p)
 LLLineEditor::~LLLineEditor()
 {
 	mCommitOnFocusLost = FALSE;
+    
+    // Make sure no context menu linger around once the widget is deleted
+	LLContextMenu* menu = static_cast<LLContextMenu*>(mContextMenuHandle.get());
+	if (menu)
+	{
+        menu->hide();
+    }
+	setContextMenu(NULL);
 
 	// calls onCommit() while LLLineEditor still valid
 	gFocusMgr.releaseFocusIfNeeded( this );
diff --git a/indra/llui/lltextbase.cpp b/indra/llui/lltextbase.cpp
index 4bb819a7f6..c4ec1edc73 100644
--- a/indra/llui/lltextbase.cpp
+++ b/indra/llui/lltextbase.cpp
@@ -1086,7 +1086,14 @@ BOOL LLTextBase::handleRightMouseUp(S32 x, S32 y, MASK mask)
 
 BOOL LLTextBase::handleDoubleClick(S32 x, S32 y, MASK mask)
 {
-	mTripleClickTimer.setTimerExpirySec(TRIPLE_CLICK_INTERVAL);
+	//Don't start triple click timer if user have clicked on scrollbar
+	mVisibleTextRect = mScroller ? mScroller->getContentWindowRect() : getLocalRect();
+	if (x >= mVisibleTextRect.mLeft && x <= mVisibleTextRect.mRight
+	    && y >= mVisibleTextRect.mBottom && y <= mVisibleTextRect.mTop)
+	{
+		mTripleClickTimer.setTimerExpirySec(TRIPLE_CLICK_INTERVAL);
+	}
+
 	LLTextSegmentPtr cur_segment = getSegmentAtLocalPos(x, y);
 	if (cur_segment && cur_segment->handleDoubleClick(x, y, mask))
 	{
@@ -1912,6 +1919,7 @@ void LLTextBase::createUrlContextMenu(S32 x, S32 y, const std::string &in_url)
 	registrar.add("Url.Teleport", boost::bind(&LLUrlAction::teleportToLocation, url));
 	registrar.add("Url.ShowProfile", boost::bind(&LLUrlAction::showProfile, url));
 	registrar.add("Url.SendIM", boost::bind(&LLUrlAction::sendIM, url));
+	registrar.add("Url.AddFriend", boost::bind(&LLUrlAction::addFriend, url));
 	registrar.add("Url.ShowOnMap", boost::bind(&LLUrlAction::showLocationOnMap, url));
 	registrar.add("Url.CopyLabel", boost::bind(&LLUrlAction::copyLabelToClipboard, url));
 	registrar.add("Url.CopyUrl", boost::bind(&LLUrlAction::copyURLToClipboard, url));
@@ -2330,7 +2338,6 @@ const LLWString& LLTextBase::getWText() const
 S32 LLTextBase::getDocIndexFromLocalCoord( S32 local_x, S32 local_y, BOOL round, bool hit_past_end_of_line) const
 {
 	// Figure out which line we're nearest to.
-	LLRect visible_region = getVisibleDocumentRect();
 	LLRect doc_rect = mDocumentView->getRect();
 
 	S32 doc_y = local_y - doc_rect.mBottom;
diff --git a/indra/llui/lltexteditor.cpp b/indra/llui/lltexteditor.cpp
index 2f120479d9..d5e08fa29b 100644
--- a/indra/llui/lltexteditor.cpp
+++ b/indra/llui/lltexteditor.cpp
@@ -2515,7 +2515,6 @@ void LLTextEditor::updateSegments()
 		mKeywords.findSegments(&segment_list, getWText(), mDefaultColor.get(), *this);
 
 		clearSegments();
-		segment_set_t::iterator insert_it = mSegments.begin();
 		for (segment_vec_t::iterator list_it = segment_list.begin(); list_it != segment_list.end(); ++list_it)
 		{
 			insertSegment(*list_it);
diff --git a/indra/llui/llurlaction.cpp b/indra/llui/llurlaction.cpp
index fd872eca4b..f51aeaec13 100644
--- a/indra/llui/llurlaction.cpp
+++ b/indra/llui/llurlaction.cpp
@@ -24,7 +24,6 @@
  * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
  * $/LicenseInfo$
  */
-
 #include "linden_common.h"
 
 #include "llurlaction.h"
@@ -32,6 +31,7 @@
 #include "llwindow.h"
 #include "llurlregistry.h"
 
+
 // global state for the callback functions
 LLUrlAction::url_callback_t 		LLUrlAction::sOpenURLCallback;
 LLUrlAction::url_callback_t 		LLUrlAction::sOpenURLInternalCallback;
@@ -158,16 +158,33 @@ void LLUrlAction::showProfile(std::string url)
 	}
 }
 
-void LLUrlAction::sendIM(std::string url)
+std::string LLUrlAction::getUserID(std::string url)
 {
 	LLURI uri(url);
 	LLSD path_array = uri.pathArray();
+	std::string id_str;
 	if (path_array.size() == 4)
 	{
-		std::string id_str = path_array.get(2).asString();
-		if (LLUUID::validate(id_str))
-		{
-			executeSLURL("secondlife:///app/agent/" + id_str + "/im");
-		}
+		id_str = path_array.get(2).asString();
 	}
+	return id_str;
 }
+
+void LLUrlAction::sendIM(std::string url)
+{
+	std::string id_str = getUserID(url);
+	if (LLUUID::validate(id_str))
+	{
+		executeSLURL("secondlife:///app/agent/" + id_str + "/im");
+	}
+}
+
+void LLUrlAction::addFriend(std::string url)
+{
+	std::string id_str = getUserID(url);
+	if (LLUUID::validate(id_str))
+	{
+		executeSLURL("secondlife:///app/agent/" + id_str + "/requestfriend");
+	}
+}
+
diff --git a/indra/llui/llurlaction.h b/indra/llui/llurlaction.h
index f5f2ceba72..e31cd71a20 100644
--- a/indra/llui/llurlaction.h
+++ b/indra/llui/llurlaction.h
@@ -76,7 +76,9 @@ public:
 
 	/// if the Url specifies an SL command in the form like 'app/{cmd}/{id}/*', show its profile
 	static void showProfile(std::string url);
+	static std::string getUserID(std::string url);
 	static void sendIM(std::string url);
+	static void addFriend(std::string url);
 
 	/// specify the callbacks to enable this class's functionality
 	typedef boost::function<void (const std::string&)> url_callback_t;
diff --git a/indra/newview/app_settings/settings.xml b/indra/newview/app_settings/settings.xml
index 79376f7467..e216c7865d 100644
--- a/indra/newview/app_settings/settings.xml
+++ b/indra/newview/app_settings/settings.xml
@@ -1584,6 +1584,28 @@
       <key>Value</key>
       <integer>0</integer>
     </map>
+    <key>ChatLoadGroupMaxMembers</key>
+    <map>
+        <key>Comment</key>
+        <string>Max number of active members we'll show up for an unresponsive group</string>
+        <key>Persist</key>
+        <integer>1</integer>
+        <key>Type</key>
+        <string>S32</string>
+        <key>Value</key>
+        <real>100</real>
+    </map>
+    <key>ChatLoadGroupTimeout</key>
+    <map>
+        <key>Comment</key>
+        <string>Time we give the server to send group participants before we hit the server for group info (seconds)</string>
+        <key>Persist</key>
+        <integer>1</integer>
+        <key>Type</key>
+        <string>F32</string>
+        <key>Value</key>
+        <real>10.0</real>
+    </map>
     <key>ChatOnlineNotification</key>
     <map>
       <key>Comment</key>
diff --git a/indra/newview/llavataractions.cpp b/indra/newview/llavataractions.cpp
index ce063a9887..b513a52ff7 100755
--- a/indra/newview/llavataractions.cpp
+++ b/indra/newview/llavataractions.cpp
@@ -193,7 +193,7 @@ static void on_avatar_name_cache_start_im(const LLUUID& agent_id,
 // static
 void LLAvatarActions::startIM(const LLUUID& id)
 {
-	if (id.isNull())
+	if (id.isNull() || gAgent.getID() == id)
 		return;
 
 	LLAvatarNameCache::get(id, boost::bind(&on_avatar_name_cache_start_im, _1, _2));
diff --git a/indra/newview/llchathistory.cpp b/indra/newview/llchathistory.cpp
index c4f63d9256..53926c1fef 100644
--- a/indra/newview/llchathistory.cpp
+++ b/indra/newview/llchathistory.cpp
@@ -58,7 +58,7 @@
 #include "llworld.h"
 #include "lluiconstants.h"
 #include "llstring.h"
-
+#include "llurlaction.h"
 #include "llviewercontrol.h"
 
 static LLDefaultChildRegistry::Register<LLChatHistory> r("chat_history");
@@ -156,6 +156,17 @@ public:
 			LLFloaterSidePanelContainer::showPanel("people", "panel_people",
 				LLSD().with("people_panel_tab_name", "blocked_panel").with("blocked_to_select", getAvatarId()));
 		}
+		else if (level == "map")
+		{
+			std::string url = "secondlife://" + mObjectData["slurl"].asString();
+			LLUrlAction::showLocationOnMap(url);
+		}
+		else if (level == "teleport")
+		{
+			std::string url = "secondlife://" + mObjectData["slurl"].asString();
+			LLUrlAction::teleportToLocation(url);
+		}
+
 	}
 
 	void onAvatarIconContextMenuItemClicked(const LLSD& userdata)
@@ -820,6 +831,15 @@ void LLChatHistory::appendMessage(const LLChat& chat, const LLSD &args, const LL
 		body_message_params.font.style = "ITALIC";
 	}
 
+	if(chat.mChatType == CHAT_TYPE_WHISPER)
+	{
+		body_message_params.font.style = "ITALIC";
+	}
+	else if(chat.mChatType == CHAT_TYPE_SHOUT)
+	{
+		body_message_params.font.style = "BOLD";
+	}
+
 	bool message_from_log = chat.mChatStyle == CHAT_STYLE_HISTORY;
 	// We graying out chat history by graying out messages that contains full date in a time string
 	if (message_from_log)
diff --git a/indra/newview/llconversationlog.cpp b/indra/newview/llconversationlog.cpp
index 4be169e267..dd20ca15ae 100644
--- a/indra/newview/llconversationlog.cpp
+++ b/indra/newview/llconversationlog.cpp
@@ -28,9 +28,11 @@
 #include "llagent.h"
 #include "llavatarnamecache.h"
 #include "llconversationlog.h"
+#include "lldiriterator.h"
 #include "llnotificationsutil.h"
 #include "lltrans.h"
 
+#include <boost/foreach.hpp>
 #include "boost/lexical_cast.hpp"
 
 const int CONVERSATION_LIFETIME = 30; // lifetime of LLConversation is 30 days by spec
@@ -380,6 +382,36 @@ void LLConversationLog::cache()
 	}
 }
 
+void LLConversationLog::getListOfBackupLogs(std::vector<std::string>& list_of_backup_logs)
+{
+	// get Users log directory
+	std::string dirname = gDirUtilp->getPerAccountChatLogsDir();
+
+	// add final OS dependent delimiter
+	dirname += gDirUtilp->getDirDelimiter();
+
+	// create search pattern
+	std::string pattern = "conversation.log.backup*";
+
+	LLDirIterator iter(dirname, pattern);
+	std::string filename;
+	while (iter.next(filename))
+	{
+		list_of_backup_logs.push_back(gDirUtilp->add(dirname, filename));
+	}
+}
+
+void LLConversationLog::deleteBackupLogs()
+{
+	std::vector<std::string> backup_logs;
+	getListOfBackupLogs(backup_logs);
+
+	BOOST_FOREACH(const std::string& fullpath, backup_logs)
+	{
+		LLFile::remove(fullpath);
+	}
+}
+
 bool LLConversationLog::moveLog(const std::string &originDirectory, const std::string &targetDirectory)
 {
 
@@ -575,5 +607,6 @@ void LLConversationLog::onClearLogResponse(const LLSD& notification, const LLSD&
 		mConversations.clear();
 		notifyObservers();
 		cache();
+		deleteBackupLogs();
 	}
 }
diff --git a/indra/newview/llconversationlog.h b/indra/newview/llconversationlog.h
index 58e698de25..265b1f0ef0 100644
--- a/indra/newview/llconversationlog.h
+++ b/indra/newview/llconversationlog.h
@@ -138,6 +138,8 @@ public:
 	 */
 	void cache();
 	bool moveLog(const std::string &originDirectory, const std::string &targetDirectory);
+	void getListOfBackupLogs(std::vector<std::string>& list_of_backup_logs);
+	void deleteBackupLogs();
 
 	void onClearLog();
 	void onClearLogResponse(const LLSD& notification, const LLSD& response);
diff --git a/indra/newview/llconversationloglist.cpp b/indra/newview/llconversationloglist.cpp
index 96b225b841..b202cfc9d3 100644
--- a/indra/newview/llconversationloglist.cpp
+++ b/indra/newview/llconversationloglist.cpp
@@ -198,6 +198,8 @@ void LLConversationLogList::refresh()
 
 void LLConversationLogList::rebuildList()
 {
+	const LLConversation * selected_conversationp = getSelectedConversation();
+
 	clear();
 
 	bool have_filter = !mNameFilter.empty();
@@ -214,7 +216,12 @@ void LLConversationLogList::rebuildList()
 
 		addNewItem(&*iter);
 	}
-	
+
+	// try to restore selection of item
+	if (NULL != selected_conversationp)
+	{
+		selectItemByUUID(selected_conversationp->getSessionID());
+	}
 
 	bool logging_enabled = log_instance.getIsLoggingEnabled();
 	bool log_empty = log_instance.isLogEmpty();
@@ -238,8 +245,16 @@ void LLConversationLogList::rebuildList()
 
 void LLConversationLogList::onCustomAction(const LLSD& userdata)
 {
+	const LLConversation * selected_conversationp = getSelectedConversation();
+
+	if (NULL == selected_conversationp)
+	{
+		return;
+	}
+
 	const std::string command_name = userdata.asString();
-	const LLUUID& selected_id = getSelectedConversation()->getParticipantID();
+	const LLUUID& selected_conversation_participant_id = selected_conversationp->getParticipantID();
+	const LLUUID& selected_conversation_session_id = selected_conversationp->getSessionID();
 	LLIMModel::LLIMSession::SType stype = getSelectedSessionType();
 
 	if ("im" == command_name)
@@ -247,11 +262,11 @@ void LLConversationLogList::onCustomAction(const LLSD& userdata)
 		switch (stype)
 		{
 		case LLIMModel::LLIMSession::P2P_SESSION:
-			LLAvatarActions::startIM(selected_id);
+			LLAvatarActions::startIM(selected_conversation_participant_id);
 			break;
 
 		case LLIMModel::LLIMSession::GROUP_SESSION:
-			LLGroupActions::startIM(getSelectedConversation()->getSessionID());
+			LLGroupActions::startIM(selected_conversation_session_id);
 			break;
 
 		default:
@@ -263,11 +278,11 @@ void LLConversationLogList::onCustomAction(const LLSD& userdata)
 		switch (stype)
 		{
 		case LLIMModel::LLIMSession::P2P_SESSION:
-			LLAvatarActions::startCall(selected_id);
+			LLAvatarActions::startCall(selected_conversation_participant_id);
 			break;
 
 		case LLIMModel::LLIMSession::GROUP_SESSION:
-			LLGroupActions::startCall(getSelectedConversation()->getSessionID());
+			LLGroupActions::startCall(selected_conversation_session_id);
 			break;
 
 		default:
@@ -279,11 +294,11 @@ void LLConversationLogList::onCustomAction(const LLSD& userdata)
 		switch (stype)
 		{
 		case LLIMModel::LLIMSession::P2P_SESSION:
-			LLAvatarActions::showProfile(selected_id);
+			LLAvatarActions::showProfile(selected_conversation_participant_id);
 			break;
 
 		case LLIMModel::LLIMSession::GROUP_SESSION:
-			LLGroupActions::show(getSelectedConversation()->getSessionID());
+			LLGroupActions::show(selected_conversation_session_id);
 			break;
 
 		default:
@@ -292,52 +307,53 @@ void LLConversationLogList::onCustomAction(const LLSD& userdata)
 	}
 	else if ("chat_history" == command_name)
 	{
-		const LLUUID& session_id = getSelectedConversation()->getSessionID();
-		LLFloaterReg::showInstance("preview_conversation", session_id, true);
+		LLFloaterReg::showInstance("preview_conversation", selected_conversation_session_id, true);
 	}
 	else if ("offer_teleport" == command_name)
 	{
-		LLAvatarActions::offerTeleport(selected_id);
+		LLAvatarActions::offerTeleport(selected_conversation_participant_id);
 	}
 	else if("add_friend" == command_name)
 	{
-		if (!LLAvatarActions::isFriend(selected_id))
+		if (!LLAvatarActions::isFriend(selected_conversation_participant_id))
 		{
-			LLAvatarActions::requestFriendshipDialog(selected_id);
+			LLAvatarActions::requestFriendshipDialog(selected_conversation_participant_id);
 		}
 	}
 	else if("remove_friend" == command_name)
 	{
-		if (LLAvatarActions::isFriend(selected_id))
+		if (LLAvatarActions::isFriend(selected_conversation_participant_id))
 		{
-			LLAvatarActions::removeFriendDialog(selected_id);
+			LLAvatarActions::removeFriendDialog(selected_conversation_participant_id);
 		}
 	}
 	else if ("invite_to_group" == command_name)
 	{
-		LLAvatarActions::inviteToGroup(selected_id);
+		LLAvatarActions::inviteToGroup(selected_conversation_participant_id);
 	}
 	else if ("show_on_map" == command_name)
 	{
-		LLAvatarActions::showOnMap(selected_id);
+		LLAvatarActions::showOnMap(selected_conversation_participant_id);
 	}
 	else if ("share" == command_name)
 	{
-		LLAvatarActions::share(selected_id);
+		LLAvatarActions::share(selected_conversation_participant_id);
 	}
 	else if ("pay" == command_name)
 	{
-		LLAvatarActions::pay(selected_id);
+		LLAvatarActions::pay(selected_conversation_participant_id);
 	}
 	else if ("block" == command_name)
 	{
-		LLAvatarActions::toggleBlock(selected_id);
+		LLAvatarActions::toggleBlock(selected_conversation_participant_id);
 	}
 }
 
 bool LLConversationLogList::isActionEnabled(const LLSD& userdata)
 {
-	if (numSelected() != 1)
+	const LLConversation * selected_conversationp = getSelectedConversation();
+
+	if (NULL == selected_conversationp || numSelected() > 1)
 	{
 		return false;
 	}
@@ -345,7 +361,7 @@ bool LLConversationLogList::isActionEnabled(const LLSD& userdata)
 	const std::string command_name = userdata.asString();
 
 	LLIMModel::LLIMSession::SType stype = getSelectedSessionType();
-	const LLUUID& selected_id = getSelectedConversation()->getParticipantID();
+	const LLUUID& selected_id = selected_conversationp->getParticipantID();
 
 	bool is_p2p   = LLIMModel::LLIMSession::P2P_SESSION == stype;
 	bool is_group = LLIMModel::LLIMSession::GROUP_SESSION == stype;
@@ -384,9 +400,16 @@ bool LLConversationLogList::isActionEnabled(const LLSD& userdata)
 
 bool LLConversationLogList::isActionChecked(const LLSD& userdata)
 {
+	const LLConversation * selected_conversationp = getSelectedConversation();
+
+	if (NULL == selected_conversationp)
+	{
+		return false;
+	}
+
 	const std::string command_name = userdata.asString();
 
-	const LLUUID& selected_id = getSelectedConversation()->getParticipantID();
+	const LLUUID& selected_id = selected_conversationp->getParticipantID();
 	bool is_p2p = LLIMModel::LLIMSession::P2P_SESSION == getSelectedSessionType();
 
 	if ("is_blocked" == command_name)
diff --git a/indra/newview/llconversationview.cpp b/indra/newview/llconversationview.cpp
index 74b348cd81..956abcd586 100755
--- a/indra/newview/llconversationview.cpp
+++ b/indra/newview/llconversationview.cpp
@@ -104,6 +104,15 @@ LLConversationViewSession::~LLConversationViewSession()
 
 void LLConversationViewSession::setFlashState(bool flash_state)
 {
+	if (flash_state && !mFlashStateOn)
+	{
+		// flash chat toolbar button if scrolled out of sight (because flashing will not be visible)
+		if (mContainer->isScrolledOutOfSight(this))
+		{
+			gToolBarView->flashCommand(LLCommandId("chat"), true);
+		}
+	}
+
 	mFlashStateOn = flash_state;
 	mFlashStarted = false;
 	mFlashTimer->stopFlashing();
@@ -115,12 +124,6 @@ void LLConversationViewSession::startFlashing()
 	{
 		mFlashStarted = true;
 		mFlashTimer->startFlashing();
-		
-		// flash chat toolbar button if scrolled out of sight (because flashing will not be visible)
-		if (mContainer->isScrolledOutOfSight(this))
-		{
-			gToolBarView->flashCommand(LLCommandId("chat"), true);
-		}
 	}
 }
 
@@ -254,20 +257,38 @@ BOOL LLConversationViewSession::handleMouseDown( S32 x, S32 y, MASK mask )
     //This node (conversation) was selected and a child (participant) was not
     if(result && getRoot())
     {
-    	if(getRoot()->getCurSelectedItem() == this)
-    	{
-    		LLConversationItem* item = dynamic_cast<LLConversationItem *>(getViewModelItem());
-    		LLUUID session_id = item? item->getUUID() : LLUUID();
+		selectConversationItem();
+    }
 
-    		LLFloaterIMContainer *im_container = LLFloaterReg::getTypedInstance<LLFloaterIMContainer>("im_container");
-    		im_container->flashConversationItemWidget(session_id,false);
-    		im_container->selectConversationPair(session_id, false);
-    		im_container->collapseMessagesPane(false);
-    	}
+	return result;
+}
+
+BOOL LLConversationViewSession::handleRightMouseDown( S32 x, S32 y, MASK mask )
+{
+    BOOL result = LLFolderViewFolder::handleRightMouseDown(x, y, mask);
+
+    if(result)
+    {
+		selectConversationItem();
     }
+
 	return result;
 }
 
+void LLConversationViewSession::selectConversationItem()
+{
+	if(getRoot()->getCurSelectedItem() == this)
+	{
+		LLConversationItem* item = dynamic_cast<LLConversationItem *>(getViewModelItem());
+		LLUUID session_id = item? item->getUUID() : LLUUID();
+
+		LLFloaterIMContainer *im_container = LLFloaterReg::getTypedInstance<LLFloaterIMContainer>("im_container");
+		im_container->flashConversationItemWidget(session_id,false);
+		im_container->selectConversationPair(session_id, false);
+		im_container->collapseMessagesPane(false);
+	}
+}
+
 // virtual
 S32 LLConversationViewSession::arrange(S32* width, S32* height)
 {
diff --git a/indra/newview/llconversationview.h b/indra/newview/llconversationview.h
index 76d3d079ea..3eb2e63792 100755
--- a/indra/newview/llconversationview.h
+++ b/indra/newview/llconversationview.h
@@ -68,6 +68,7 @@ public:
 	/*virtual*/ BOOL postBuild();
 	/*virtual*/ void draw();
 	/*virtual*/ BOOL handleMouseDown( S32 x, S32 y, MASK mask );
+	/*virtual*/ BOOL handleRightMouseDown( S32 x, S32 y, MASK mask );
 
 	/*virtual*/ S32 arrange(S32* width, S32* height);
 
@@ -90,6 +91,7 @@ private:
 
 	void onCurrentVoiceSessionChanged(const LLUUID& session_id);
 	void startFlashing();
+	void selectConversationItem();
 
 	LLPanel*				mItemPanel;
 	LLPanel*				mCallIconLayoutPanel;
diff --git a/indra/newview/llfloaterimcontainer.cpp b/indra/newview/llfloaterimcontainer.cpp
index 413707baae..7437dd8cda 100644
--- a/indra/newview/llfloaterimcontainer.cpp
+++ b/indra/newview/llfloaterimcontainer.cpp
@@ -114,6 +114,7 @@ void LLFloaterIMContainer::sessionAdded(const LLUUID& session_id, const std::str
 void LLFloaterIMContainer::sessionActivated(const LLUUID& session_id, const std::string& name, const LLUUID& other_participant_id)
 {
 	selectConversationPair(session_id, true);
+	collapseMessagesPane(false);
 }
 
 void LLFloaterIMContainer::sessionVoiceOrIMStarted(const LLUUID& session_id)
@@ -225,10 +226,11 @@ BOOL LLFloaterIMContainer::postBuild()
 	childSetAction("add_btn", boost::bind(&LLFloaterIMContainer::onAddButtonClicked, this));
 
 	collapseMessagesPane(gSavedPerAccountSettings.getBOOL("ConversationsMessagePaneCollapsed"));
-	collapseConversationsPane(gSavedPerAccountSettings.getBOOL("ConversationsListPaneCollapsed"));
+	collapseConversationsPane(gSavedPerAccountSettings.getBOOL("ConversationsListPaneCollapsed"), false);
 	LLAvatarNameCache::addUseDisplayNamesCallback(boost::bind(&LLFloaterIMSessionTab::processChatHistoryStyleUpdate, false));
 	mMicroChangedSignal = LLVoiceClient::getInstance()->MicroChangedCallback(boost::bind(&LLFloaterIMContainer::updateSpeakBtnState, this));
-	if (! mMessagesPane->isCollapsed())
+
+	if (! mMessagesPane->isCollapsed() && ! mConversationsPane->isCollapsed())
 	{
 		S32 conversations_panel_width = gSavedPerAccountSettings.getS32("ConversationsListPaneWidth");
 		LLRect conversations_panel_rect = mConversationsPane->getRect();
@@ -667,7 +669,7 @@ void LLFloaterIMContainer::collapseMessagesPane(bool collapse)
 	// Make sure layout is updated before resizing conversation pane.
 	mConversationsStack->updateLayout();
 
-	updateState(collapse, gSavedPerAccountSettings.getS32("ConversationsMessagePaneWidth"));
+	reshapeFloaterAndSetResizeLimits(collapse, gSavedPerAccountSettings.getS32("ConversationsMessagePaneWidth"));
 
 	if (!collapse)
 	{
@@ -676,7 +678,7 @@ void LLFloaterIMContainer::collapseMessagesPane(bool collapse)
 	}
 }
 
-void LLFloaterIMContainer::collapseConversationsPane(bool collapse)
+void LLFloaterIMContainer::collapseConversationsPane(bool collapse, bool save_is_allowed /*=true*/)
 {
 	if (mConversationsPane->isCollapsed() == collapse)
 	{
@@ -690,7 +692,7 @@ void LLFloaterIMContainer::collapseConversationsPane(bool collapse)
 	// Save current width of Conversation panel before collapsing/expanding right pane.
 	S32 conv_pane_width = mConversationsPane->getRect().getWidth();
 
-	if (collapse)
+	if (collapse && save_is_allowed)
 	{
 		// Save the conversations pane width before collapsing it.
 		gSavedPerAccountSettings.setS32("ConversationsListPaneWidth", conv_pane_width);
@@ -700,10 +702,18 @@ void LLFloaterIMContainer::collapseConversationsPane(bool collapse)
 	}
 
 	mConversationsStack->collapsePanel(mConversationsPane, collapse);
+	if (!collapse)
+	{
+		// Make sure layout is updated before resizing conversation pane.
+		mConversationsStack->updateLayout();
+		// Restore conversation's pane previous width.
+		mConversationsPane->setTargetDim(gSavedPerAccountSettings.getS32("ConversationsListPaneWidth"));
+	}
 
-	S32 delta_width = gSavedPerAccountSettings.getS32("ConversationsListPaneWidth") - mConversationsPane->getMinDim();
+	S32 delta_width =
+			gSavedPerAccountSettings.getS32("ConversationsListPaneWidth") - mConversationsPane->getMinDim();
 
-	updateState(collapse, delta_width);
+	reshapeFloaterAndSetResizeLimits(collapse, delta_width);
 
 	for (conversations_widgets_map::iterator widget_it = mConversationsWidgets.begin();
 			widget_it != mConversationsWidgets.end(); ++widget_it)
@@ -723,21 +733,20 @@ void LLFloaterIMContainer::collapseConversationsPane(bool collapse)
 	}
 }
 
-void LLFloaterIMContainer::updateState(bool collapse, S32 delta_width)
+void LLFloaterIMContainer::reshapeFloaterAndSetResizeLimits(bool collapse, S32 delta_width)
 {
 	LLRect floater_rect = getRect();
 	floater_rect.mRight += ((collapse ? -1 : 1) * delta_width);
 
 	// Set by_user = true so that reshaped rect is saved in user_settings.
 	setShape(floater_rect, true);
-
 	updateResizeLimits();
 
-	bool is_left_pane_expanded = !mConversationsPane->isCollapsed();
-	bool is_right_pane_expanded = !mMessagesPane->isCollapsed();
+	bool at_least_one_panel_is_expanded =
+			! (mConversationsPane->isCollapsed() && mMessagesPane->isCollapsed());
 
-	setCanResize(is_left_pane_expanded || is_right_pane_expanded);
-	setCanMinimize(is_left_pane_expanded || is_right_pane_expanded);
+	setCanResize(at_least_one_panel_is_expanded);
+	setCanMinimize(at_least_one_panel_is_expanded);
 
     assignResizeLimits();
 
@@ -758,21 +767,17 @@ void LLFloaterIMContainer::assignResizeLimits()
 	// between the panels are merged into one
     S32 number_of_visible_borders = llmin((is_conv_pane_expanded? 2 : 0) + (is_msg_pane_expanded? 2 : 0), 3);
     S32 summary_width_of_visible_borders = number_of_visible_borders * LLPANEL_BORDER_WIDTH;
-	S32 conv_pane_current_width = is_msg_pane_expanded
-			? (is_conv_pane_expanded? mConversationsPane->getRect().getWidth() : mConversationsPane->getMinDim())
-			: (is_conv_pane_expanded? mConversationsPane->getExpandedMinDim() : mConversationsPane->getMinDim());
+	S32 conv_pane_target_width = is_conv_pane_expanded?
+			(is_msg_pane_expanded?
+					mConversationsPane->getRect().getWidth()
+					: mConversationsPane->getExpandedMinDim())
+			: mConversationsPane->getMinDim();
 	S32 msg_pane_min_width  = is_msg_pane_expanded ? mMessagesPane->getExpandedMinDim() : 0;
-	S32 new_min_width = conv_pane_current_width + msg_pane_min_width + summary_width_of_visible_borders;
-
-    if (is_conv_pane_expanded)
-    {
-    	// Save the conversations pane width.
-	    gSavedPerAccountSettings.setS32(
-	            "ConversationsListPaneWidth",
-                mConversationsPane->getRect().getWidth());
-    }
+	S32 new_min_width = conv_pane_target_width + msg_pane_min_width + summary_width_of_visible_borders;
 
 	setResizeLimits(new_min_width, getMinHeight());
+
+	mConversationsStack->updateLayout();
 }
 
 void LLFloaterIMContainer::onAddButtonClicked()
@@ -1400,6 +1405,10 @@ BOOL LLFloaterIMContainer::selectConversationPair(const LLUUID& session_id, bool
 				// Switch to the conversation floater that is being selected
 				selectFloater(session_floater);
 			}
+			else
+			{
+				showStub(true);
+			}
 		}
 
 		// Set the focus on the selected floater
@@ -1878,6 +1887,9 @@ bool LLFloaterIMContainer::isScrolledOutOfSight(LLConversationViewSession* conve
 {
 	llassert(conversation_item_widget != NULL);
 
+	// make sure the widget is actually in the right spot first
+	mConversationsRoot->arrange(NULL, NULL);
+
 	// check whether the widget is in the visible portion of the scroll container
 	LLRect widget_rect;
 	conversation_item_widget->localRectToOtherView(conversation_item_widget->getLocalRect(), &widget_rect, mConversationsRoot);
@@ -1905,7 +1917,19 @@ BOOL LLFloaterIMContainer::handleKeyHere(KEY key, MASK mask )
 	return TRUE;
 }
 
-bool LLFloaterIMContainer::selectNextorPreviousConversation(bool select_next)
+bool LLFloaterIMContainer::selectAdjacentConversation(bool focus_selected)
+{
+	bool selectedAdjacentConversation = selectNextorPreviousConversation(true, focus_selected);
+
+	if(!selectedAdjacentConversation)
+	{
+		selectedAdjacentConversation = selectNextorPreviousConversation(false, focus_selected);
+	}
+
+	return selectedAdjacentConversation;
+}
+
+bool LLFloaterIMContainer::selectNextorPreviousConversation(bool select_next, bool focus_selected)
 {
 	if (mConversationsWidgets.size() > 1)
 	{
@@ -1926,12 +1950,7 @@ bool LLFloaterIMContainer::selectNextorPreviousConversation(bool select_next)
 				LLConversationItem* vmi = dynamic_cast<LLConversationItem*>(new_selection->getViewModelItem());
 				if (vmi)
 				{
-					selectConversationPair(vmi->getUUID(), true);
-					LLFloater* floaterp = get_ptr_in_map(mSessions, getSelectedSession());
-					if(floaterp && !floaterp->isTornOff())
-					{
-						setFocus(TRUE);
-					}
+					selectConversationPair(vmi->getUUID(), true, focus_selected);
 					return true;
 				}
 			}
@@ -1955,11 +1974,6 @@ void LLFloaterIMContainer::closeFloater(bool app_quitting/* = false*/)
 	// Most of the time the user will never see this state.
 	setMinimized(FALSE);
 
-	// Save the conversations pane width.
-	gSavedPerAccountSettings.setS32(
-			"ConversationsListPaneWidth",
-			mConversationsPane->getRect().getWidth());
-
 	LLFloater::closeFloater(app_quitting);
 }
 
diff --git a/indra/newview/llfloaterimcontainer.h b/indra/newview/llfloaterimcontainer.h
index c84d4978ec..5139651d8d 100644
--- a/indra/newview/llfloaterimcontainer.h
+++ b/indra/newview/llfloaterimcontainer.h
@@ -72,7 +72,8 @@ public:
 	void selectNextConversationByID(const LLUUID& session_id);
     BOOL selectConversationPair(const LLUUID& session_id, bool select_widget, bool focus_floater = true);
     void clearAllFlashStates();
-    bool selectNextorPreviousConversation(bool select_next);
+	bool selectAdjacentConversation(bool focus_selected);
+    bool selectNextorPreviousConversation(bool select_next, bool focus_selected = true);
     void expandConversation();
 
 	/*virtual*/ void tabClose();
@@ -128,9 +129,9 @@ private:
 	void processParticipantsStyleUpdate();
 	void onSpeakButtonClicked();
 
-	void collapseConversationsPane(bool collapse);
+	void collapseConversationsPane(bool collapse, bool save_is_allowed=true);
 
-	void updateState(bool collapse, S32 delta_width);
+	void reshapeFloaterAndSetResizeLimits(bool collapse, S32 delta_width);
 
 	void onAddButtonClicked();
 	void onAvatarPicked(const uuid_vec_t& ids);
diff --git a/indra/newview/llfloaterimnearbychat.cpp b/indra/newview/llfloaterimnearbychat.cpp
index dfaf4bbdd6..cfee5001a6 100644
--- a/indra/newview/llfloaterimnearbychat.cpp
+++ b/indra/newview/llfloaterimnearbychat.cpp
@@ -257,6 +257,17 @@ void LLFloaterIMNearbyChat::setVisible(BOOL visible)
 	}
 }
 
+
+void LLFloaterIMNearbyChat::setVisibleAndFrontmost(BOOL take_focus, const LLSD& key)
+{
+	LLFloaterIMSessionTab::setVisibleAndFrontmost(take_focus, key);
+
+	if(!isTornOff() && matchesKey(key))
+	{
+		LLFloaterIMContainer::getInstance()->selectConversationPair(mSessionID, true, false);
+	}
+}
+
 // virtual
 void LLFloaterIMNearbyChat::onTearOffClicked()
 {
diff --git a/indra/newview/llfloaterimnearbychat.h b/indra/newview/llfloaterimnearbychat.h
index 4ad37eb0c7..05b48cccb0 100644
--- a/indra/newview/llfloaterimnearbychat.h
+++ b/indra/newview/llfloaterimnearbychat.h
@@ -54,6 +54,7 @@ public:
 	/*virtual*/ void onOpen(const LLSD& key);
 	/*virtual*/ void onClose(bool app_quitting);
 	/*virtual*/ void setVisible(BOOL visible);
+	/*virtual*/ void setVisibleAndFrontmost(BOOL take_focus=TRUE, const LLSD& key = LLSD());
 	/*virtual*/ void closeHostedFloater();
 
 	void loadHistory();
diff --git a/indra/newview/llfloaterimsessiontab.cpp b/indra/newview/llfloaterimsessiontab.cpp
index d3fcfbbc56..9fd22b1537 100644
--- a/indra/newview/llfloaterimsessiontab.cpp
+++ b/indra/newview/llfloaterimsessiontab.cpp
@@ -61,6 +61,7 @@ LLFloaterIMSessionTab::LLFloaterIMSessionTab(const LLSD& session_id)
   , mRefreshTimer(new LLTimer())
   , mIsHostAttached(false)
   , mHasVisibleBeenInitialized(false)
+  , mIsParticipantListExpanded(true)
 {
     setAutoFocus(FALSE);
 	mSession = LLIMModel::getInstance()->findIMSession(mSessionID);
@@ -180,6 +181,7 @@ void LLFloaterIMSessionTab::addToHost(const LLUUID& session_id)
 				// LLFloater::mLastHostHandle = floater_container (a "future" host)
 				conversp->setHost(floater_container);
 				conversp->setHost(NULL);
+
 				conversp->forceReshape();
 			}
 			// Added floaters share some state (like sort order) with their host
@@ -253,6 +255,7 @@ BOOL LLFloaterIMSessionTab::postBuild()
     p.root = NULL;
     p.use_ellipses = true;
     p.options_menu = "menu_conversation.xml";
+    p.name = "root";
 	mConversationsRoot = LLUICtrlFactory::create<LLFolderView>(p);
     mConversationsRoot->setCallbackRegistrar(&mCommitCallbackRegistrar);
 	// Attach that root to the scroller
@@ -268,6 +271,12 @@ BOOL LLFloaterIMSessionTab::postBuild()
 	mRefreshTimer->setTimerExpirySec(0);
 	mRefreshTimer->start();
 	initBtns();
+
+	if (mIsParticipantListExpanded != (bool)gSavedSettings.getBOOL("IMShowControlPanel"))
+	{
+		LLFloaterIMSessionTab::onSlide(this);
+	}
+
 	return result;
 }
 
@@ -324,13 +333,6 @@ void LLFloaterIMSessionTab::onFocusReceived()
 	}
 
 	LLTransientDockableFloater::onFocusReceived();
-
-	LLFloaterIMContainer* container = LLFloaterReg::findTypedInstance<LLFloaterIMContainer>("im_container");
-	if (container)
-	{
-		container->selectConversationPair(mSessionID, true);
-		container->showStub(! getHost());
-	}
 }
 
 void LLFloaterIMSessionTab::onFocusLost()
@@ -644,7 +646,7 @@ void LLFloaterIMSessionTab::updateHeaderAndToolbar()
 	// Participant list should be visible only in torn off floaters.
 	bool is_participant_list_visible =
 			!is_not_torn_off
-			&& gSavedSettings.getBOOL("IMShowControlPanel")
+			&& mIsParticipantListExpanded
 			&& !mIsP2PChat;
 
 	mParticipantListPanel->setVisible(is_participant_list_visible);
@@ -775,9 +777,8 @@ void LLFloaterIMSessionTab::onSlide(LLFloaterIMSessionTab* self)
 
 			// Expand/collapse the IM control panel
 			self->mParticipantListPanel->setVisible(expand);
-
-			gSavedSettings.setBOOL("IMShowControlPanel", expand);
-
+            gSavedSettings.setBOOL("IMShowControlPanel", expand);
+            self->mIsParticipantListExpanded = expand;
 			self->mExpandCollapseBtn->setImageOverlay(self->getString(expand ? "collapse_icon" : "expand_icon"));
 		}
 	}
@@ -801,10 +802,18 @@ void LLFloaterIMSessionTab::onTearOffClicked()
     mSaveRect = isTornOff();
     initRectControl();
 	LLFloater::onClickTearOff(this);
+	LLFloaterIMContainer* container = LLFloaterReg::findTypedInstance<LLFloaterIMContainer>("im_container");
+
 	if (isTornOff())
 	{
+		container->selectAdjacentConversation(false);
 		forceReshape();
 	}
+	//Upon re-docking the torn off floater, select the corresponding conversation line item
+	else
+	{
+		container->selectConversation(mSessionID);
+	}
 	refreshConversation();
 	updateGearBtn();
 }
diff --git a/indra/newview/llfloaterimsessiontab.h b/indra/newview/llfloaterimsessiontab.h
index d55b021df7..e8ae557412 100644
--- a/indra/newview/llfloaterimsessiontab.h
+++ b/indra/newview/llfloaterimsessiontab.h
@@ -138,6 +138,7 @@ protected:
 
 	bool mIsNearbyChat;
 	bool mIsP2PChat;
+	bool mIsParticipantListExpanded;
 
 	LLIMModel::LLIMSession* mSession;
 
diff --git a/indra/newview/llfloaterpreference.cpp b/indra/newview/llfloaterpreference.cpp
index 3f8c23ba83..b308a820b2 100755
--- a/indra/newview/llfloaterpreference.cpp
+++ b/indra/newview/llfloaterpreference.cpp
@@ -1667,7 +1667,10 @@ void LLFloaterPreference::onClickActionChange()
 
 void LLFloaterPreference::onDeleteTranscripts()
 {
-	LLNotificationsUtil::add("PreferenceChatDeleteTranscripts", LLSD(), LLSD(), boost::bind(&LLFloaterPreference::onDeleteTranscriptsResponse, this, _1, _2));
+	LLSD args;
+	args["FOLDER"] = gDirUtilp->getUserName();
+
+	LLNotificationsUtil::add("PreferenceChatDeleteTranscripts", args, LLSD(), boost::bind(&LLFloaterPreference::onDeleteTranscriptsResponse, this, _1, _2));
 }
 
 void LLFloaterPreference::onDeleteTranscriptsResponse(const LLSD& notification, const LLSD& response)
diff --git a/indra/newview/llimview.cpp b/indra/newview/llimview.cpp
index 8f3f5145a9..37f5888e8c 100644
--- a/indra/newview/llimview.cpp
+++ b/indra/newview/llimview.cpp
@@ -285,6 +285,11 @@ void on_new_message(const LLSD& msg)
             {
 				//Surface conversations floater
 				LLFloaterReg::showInstance("im_container");
+
+				if (session_floater && session_floater->isMinimized())
+				{
+					LLFloater::onClickMinimize(session_floater);
+				}
 			}
 
             //If in DND mode, allow notification to be stored so upon DND exit 
diff --git a/indra/newview/lllogchat.cpp b/indra/newview/lllogchat.cpp
index 448100c5d6..2d7454b636 100644
--- a/indra/newview/lllogchat.cpp
+++ b/indra/newview/lllogchat.cpp
@@ -444,7 +444,7 @@ std::string LLLogChat::oldLogFileName(std::string filename)
 }
 
 // static
-void LLLogChat::getListOfTranscriptFiles(std::vector<std::string>& list_of_transcriptions)
+void LLLogChat::findTranscriptFiles(std::string pattern, std::vector<std::string>& list_of_transcriptions)
 {
 	// get Users log directory
 	std::string dirname = gDirUtilp->getPerAccountChatLogsDir();
@@ -452,9 +452,6 @@ void LLLogChat::getListOfTranscriptFiles(std::vector<std::string>& list_of_trans
 	// add final OS dependent delimiter
 	dirname += gDirUtilp->getDirDelimiter();
 
-	// create search pattern
-	std::string pattern = "*." + LL_TRANSCRIPT_FILE_EXTENSION;
-
 	LLDirIterator iter(dirname, pattern);
 	std::string filename;
 	while (iter.next(filename))
@@ -490,6 +487,22 @@ void LLLogChat::getListOfTranscriptFiles(std::vector<std::string>& list_of_trans
 	}
 }
 
+// static
+void LLLogChat::getListOfTranscriptFiles(std::vector<std::string>& list_of_transcriptions)
+{
+	// create search pattern
+	std::string pattern = "*." + LL_TRANSCRIPT_FILE_EXTENSION;
+	findTranscriptFiles(pattern, list_of_transcriptions);
+}
+
+// static
+void LLLogChat::getListOfTranscriptBackupFiles(std::vector<std::string>& list_of_transcriptions)
+{
+	// create search pattern
+	std::string pattern = "*." + LL_TRANSCRIPT_FILE_EXTENSION + ".backup*";
+	findTranscriptFiles(pattern, list_of_transcriptions);
+}
+
 //static
 boost::signals2::connection LLLogChat::setSaveHistorySignal(const save_history_signal_t::slot_type& cb)
 {
@@ -581,6 +594,7 @@ void LLLogChat::deleteTranscripts()
 {
 	std::vector<std::string> list_of_transcriptions;
 	getListOfTranscriptFiles(list_of_transcriptions);
+	getListOfTranscriptBackupFiles(list_of_transcriptions);
 
 	BOOST_FOREACH(const std::string& fullpath, list_of_transcriptions)
 	{
diff --git a/indra/newview/lllogchat.h b/indra/newview/lllogchat.h
index 784786a565..e819f00dd9 100644
--- a/indra/newview/lllogchat.h
+++ b/indra/newview/lllogchat.h
@@ -49,7 +49,9 @@ public:
 				const std::string& from,
 				const LLUUID& from_id,
 				const std::string& line);
+	static void findTranscriptFiles(std::string pattern, std::vector<std::string>& list_of_transcriptions);
 	static void getListOfTranscriptFiles(std::vector<std::string>& list);
+	static void getListOfTranscriptBackupFiles(std::vector<std::string>& list_of_transcriptions);
 
 	static void loadChatHistory(const std::string& file_name, std::list<LLSD>& messages, const LLSD& load_params = LLSD());
 
diff --git a/indra/newview/llspeakers.cpp b/indra/newview/llspeakers.cpp
index 05df7261e1..8783d99b11 100644
--- a/indra/newview/llspeakers.cpp
+++ b/indra/newview/llspeakers.cpp
@@ -38,6 +38,8 @@
 #include "llvoavatar.h"
 #include "llworld.h"
 
+extern LLControlGroup gSavedSettings;
+
 const LLColor4 INACTIVE_COLOR(0.3f, 0.3f, 0.3f, 0.5f);
 const LLColor4 ACTIVE_COLOR(0.5f, 0.5f, 0.5f, 1.f);
 
@@ -311,6 +313,7 @@ LLSpeakerMgr::LLSpeakerMgr(LLVoiceChannel* channelp) :
 	mModerateModeHandledFirstTime(false),
 	mSpeakerListUpdated(false)
 {
+    mGetListTime.reset();
 	static LLUICachedControl<F32> remove_delay ("SpeakerParticipantRemoveDelay", 10.0);
 
 	mSpeakerDelayRemover = new LLSpeakersDelayActionsStorage(boost::bind(&LLSpeakerMgr::removeSpeaker, this, _1), remove_delay);
@@ -409,12 +412,10 @@ void LLSpeakerMgr::update(BOOL resort_ok)
 
 	// update status of all current speakers
 	BOOL voice_channel_active = (!mVoiceChannel && LLVoiceClient::getInstance()->inProximalChannel()) || (mVoiceChannel && mVoiceChannel->isActive());
-	for (speaker_map_t::iterator speaker_it = mSpeakers.begin(); speaker_it != mSpeakers.end();)
+	for (speaker_map_t::iterator speaker_it = mSpeakers.begin(); speaker_it != mSpeakers.end(); speaker_it++)
 	{
 		LLUUID speaker_id = speaker_it->first;
 		LLSpeaker* speakerp = speaker_it->second;
-		
-		speaker_map_t::iterator  cur_speaker_it = speaker_it++;
 
 		if (voice_channel_active && LLVoiceClient::getInstance()->getVoiceEnabled(speaker_id))
 		{
@@ -539,30 +540,39 @@ void LLSpeakerMgr::updateSpeakerList()
 			LLIMModel::LLIMSession* session = LLIMModel::getInstance()->findIMSession(session_id);
 			if (session->isGroupSessionType() && (mSpeakers.size() <= 1))
 			{
+                const F32 load_group_timeout = gSavedSettings.getF32("ChatLoadGroupTimeout");
 				// For groups, we need to hit the group manager.
 				// Note: The session uuid and the group uuid are actually one and the same. If that was to change, this will fail.
 				LLGroupMgrGroupData* gdatap = LLGroupMgr::getInstance()->getGroupData(session_id);
-				if (!gdatap)
+				if (!gdatap && (mGetListTime.getElapsedTimeF32() >= load_group_timeout))
 				{
 					// Request the data the first time around
 					LLGroupMgr::getInstance()->sendCapGroupMembersRequest(session_id);
 				}
-				else if (gdatap->isMemberDataComplete() && !gdatap->mMembers.empty())
+				else if (gdatap && gdatap->isMemberDataComplete() && !gdatap->mMembers.empty())
 				{
 					// Add group members when we get the complete list (note: can take a while before we get that list)
 					LLGroupMgrGroupData::member_list_t::iterator member_it = gdatap->mMembers.begin();
+                    const S32 load_group_max_members = gSavedSettings.getS32("ChatLoadGroupMaxMembers");
+                    S32 updated = 0;
 					while (member_it != gdatap->mMembers.end())
 					{
 						LLGroupMemberData* member = member_it->second;
-						// Add only the members who are online
-						if (member->getOnlineStatus() == "Online")
+                        LLUUID id = member_it->first;
+						// Add only members who are online and not already in the list
+						if ((member->getOnlineStatus() == "Online") && (mSpeakers.find(id) == mSpeakers.end()))
 						{
-							LLPointer<LLSpeaker> speakerp = setSpeaker(member_it->first, "", LLSpeaker::STATUS_VOICE_ACTIVE, LLSpeaker::SPEAKER_AGENT);
+							LLPointer<LLSpeaker> speakerp = setSpeaker(id, "", LLSpeaker::STATUS_VOICE_ACTIVE, LLSpeaker::SPEAKER_AGENT);
 							speakerp->mIsModerator = ((member->getAgentPowers() & GP_SESSION_MODERATOR) == GP_SESSION_MODERATOR);
+                            updated++;
 						}
 						++member_it;
+                        // Limit the number of "manually updated" participants to a reasonable number to avoid severe fps drop
+                        // *TODO : solve the perf issue of having several hundreds of widgets in the conversation list
+                        if (updated >= load_group_max_members)
+                            break;
 					}
-					mSpeakerListUpdated = true;
+                    mSpeakerListUpdated = true;
 				}
 			}
 			else if (mSpeakers.size() == 0)
diff --git a/indra/newview/llspeakers.h b/indra/newview/llspeakers.h
index 5f5095097e..e953dd0e1a 100644
--- a/indra/newview/llspeakers.h
+++ b/indra/newview/llspeakers.h
@@ -264,6 +264,7 @@ protected:
 	typedef std::map<LLUUID, LLPointer<LLSpeaker> > speaker_map_t;
 	speaker_map_t		mSpeakers;
 	bool                mSpeakerListUpdated;
+    LLTimer             mGetListTime;
 
 	speaker_list_t		mSpeakersSorted;
 	LLFrameTimer		mSpeechTimer;
diff --git a/indra/newview/llvoavatar.cpp b/indra/newview/llvoavatar.cpp
index 157be08f45..c74d9f1292 100644
--- a/indra/newview/llvoavatar.cpp
+++ b/indra/newview/llvoavatar.cpp
@@ -2994,43 +2994,43 @@ void LLVOAvatar::idleUpdateNameTag(const LLVector3& root_pos_last)
 		return;
 	}
 
-		BOOL new_name = FALSE;
-		if (visible_chat != mVisibleChat)
+	BOOL new_name = FALSE;
+	if (visible_chat != mVisibleChat)
+	{
+		mVisibleChat = visible_chat;
+		new_name = TRUE;
+	}
+
+	if (sRenderGroupTitles != mRenderGroupTitles)
+	{
+		mRenderGroupTitles = sRenderGroupTitles;
+		new_name = TRUE;
+	}
+
+	// First Calculate Alpha
+	// If alpha > 0, create mNameText if necessary, otherwise delete it
+	F32 alpha = 0.f;
+	if (mAppAngle > 5.f)
+	{
+		const F32 START_FADE_TIME = NAME_SHOW_TIME - FADE_DURATION;
+		if (!visible_chat && sRenderName == RENDER_NAME_FADE && time_visible > START_FADE_TIME)
 		{
-			mVisibleChat = visible_chat;
-			new_name = TRUE;
+			alpha = 1.f - (time_visible - START_FADE_TIME) / FADE_DURATION;
 		}
-		
-		if (sRenderGroupTitles != mRenderGroupTitles)
+		else
 		{
-			mRenderGroupTitles = sRenderGroupTitles;
-			new_name = TRUE;
+			// ...not fading, full alpha
+			alpha = 1.f;
 		}
-
-		// First Calculate Alpha
-		// If alpha > 0, create mNameText if necessary, otherwise delete it
-			F32 alpha = 0.f;
-			if (mAppAngle > 5.f)
-			{
-				const F32 START_FADE_TIME = NAME_SHOW_TIME - FADE_DURATION;
-				if (!visible_chat && sRenderName == RENDER_NAME_FADE && time_visible > START_FADE_TIME)
-				{
-					alpha = 1.f - (time_visible - START_FADE_TIME) / FADE_DURATION;
-				}
-				else
-				{
-					// ...not fading, full alpha
-					alpha = 1.f;
-				}
-			}
-			else if (mAppAngle > 2.f)
-			{
-				// far away is faded out also
-				alpha = (mAppAngle-2.f)/3.f;
-			}
+	}
+	else if (mAppAngle > 2.f)
+	{
+		// far away is faded out also
+		alpha = (mAppAngle-2.f)/3.f;
+	}
 
 	if (alpha <= 0.f)
-			{
+	{
 		if (mNameText)
 		{
 			mNameText->markDead();
@@ -3040,19 +3040,19 @@ void LLVOAvatar::idleUpdateNameTag(const LLVector3& root_pos_last)
 		return;
 	}
 
-				if (!mNameText)
-				{
+	if (!mNameText)
+	{
 		mNameText = static_cast<LLHUDNameTag*>( LLHUDObject::addHUDObject(
 			LLHUDObject::LL_HUD_NAME_TAG) );
 		//mNameText->setMass(10.f);
-					mNameText->setSourceObject(this);
+		mNameText->setSourceObject(this);
 		mNameText->setVertAlignment(LLHUDNameTag::ALIGN_VERT_TOP);
-					mNameText->setVisibleOffScreen(TRUE);
-					mNameText->setMaxLines(11);
-					mNameText->setFadeDistance(CHAT_NORMAL_RADIUS, 5.f);
-					sNumVisibleChatBubbles++;
-					new_name = TRUE;
-				}
+		mNameText->setVisibleOffScreen(TRUE);
+		mNameText->setMaxLines(11);
+		mNameText->setFadeDistance(CHAT_NORMAL_RADIUS, 5.f);
+		sNumVisibleChatBubbles++;
+		new_name = TRUE;
+    }
 				
 	idleUpdateNameTagPosition(root_pos_last);
 	idleUpdateNameTagText(new_name);			
@@ -3303,6 +3303,7 @@ void LLVOAvatar::clearNameTag()
 		mNameText->setLabel("");
 		mNameText->setString( "" );
 	}
+	mTimeVisible.reset();
 }
 
 //static
diff --git a/indra/newview/skins/default/xui/en/menu_object_icon.xml b/indra/newview/skins/default/xui/en/menu_object_icon.xml
index 0c8a2af002..2d4f1792c2 100644
--- a/indra/newview/skins/default/xui/en/menu_object_icon.xml
+++ b/indra/newview/skins/default/xui/en/menu_object_icon.xml
@@ -24,4 +24,22 @@
          function="ObjectIcon.Action"
          parameter="block" />
     </menu_item_call>
+    <menu_item_separator
+     layout="topleft" />
+    <menu_item_call
+     label="Show on Map"
+     layout="topleft"
+     name="show_on_map">
+        <menu_item_call.on_click
+         function="ObjectIcon.Action" 
+         parameter="map" />
+    </menu_item_call>
+    <menu_item_call
+     label="Teleport to Object Location"
+     layout="topleft"
+     name="teleport_to_object">
+        <menu_item_call.on_click
+         function="ObjectIcon.Action"
+         parameter="teleport" />
+    </menu_item_call>
 </menu>
diff --git a/indra/newview/skins/default/xui/en/menu_url_agent.xml b/indra/newview/skins/default/xui/en/menu_url_agent.xml
index 88ae441bd3..7cd56f257a 100644
--- a/indra/newview/skins/default/xui/en/menu_url_agent.xml
+++ b/indra/newview/skins/default/xui/en/menu_url_agent.xml
@@ -1,20 +1,27 @@
 <?xml version="1.0" encoding="utf-8" standalone="yes" ?>
 <context_menu
  layout="topleft"
- name="Url Popup">
+ name="Url Popup">  
     <menu_item_call
-     label="Send IM"
+     label="View Profile"
      layout="topleft"
      name="show_agent">
         <menu_item_call.on_click
+         function="Url.ShowProfile" />         
+    </menu_item_call>
+    <menu_item_call
+     label="Send IM..."
+     layout="topleft"
+     name="send_im">
+        <menu_item_call.on_click
          function="Url.SendIM" />        
     </menu_item_call>
     <menu_item_call
-     label="Show Resident Profile"
+     label="Add Friend..."
      layout="topleft"
-     name="show_agent">
+     name="add_friend">
         <menu_item_call.on_click
-         function="Url.ShowProfile" />
+         function="Url.AddFriend" />        
     </menu_item_call>
     <menu_item_separator
      layout="topleft" />
diff --git a/indra/newview/skins/default/xui/en/menu_url_group.xml b/indra/newview/skins/default/xui/en/menu_url_group.xml
index c5eaf94d22..2cb125ce09 100644
--- a/indra/newview/skins/default/xui/en/menu_url_group.xml
+++ b/indra/newview/skins/default/xui/en/menu_url_group.xml
@@ -7,7 +7,7 @@
      layout="topleft"
      name="show_group">
         <menu_item_call.on_click
-         function="Url.Execute" />
+         function="Url.ShowProfile" />
     </menu_item_call>
     <menu_item_separator
      layout="topleft" />
diff --git a/indra/newview/skins/default/xui/en/menu_url_objectim.xml b/indra/newview/skins/default/xui/en/menu_url_objectim.xml
index 35c2269b0d..87ab58e622 100644
--- a/indra/newview/skins/default/xui/en/menu_url_objectim.xml
+++ b/indra/newview/skins/default/xui/en/menu_url_objectim.xml
@@ -3,7 +3,7 @@
  layout="topleft"
  name="Url Popup">
     <menu_item_call
-     label="Show Object Information"
+     label="Object Profile..."
      layout="topleft"
      name="show_object">
         <menu_item_call.on_click
diff --git a/indra/newview/skins/default/xui/en/notifications.xml b/indra/newview/skins/default/xui/en/notifications.xml
index 88c02fc84e..c681e39002 100644
--- a/indra/newview/skins/default/xui/en/notifications.xml
+++ b/indra/newview/skins/default/xui/en/notifications.xml
@@ -9998,7 +9998,7 @@ Cannot create large prims that intersect other players.  Please re-try when othe
    icon="alertmodal.tga"
    name="PreferenceChatClearLog"
    type="alertmodal">
-    This will delete the log of previous conversations. Proceed?
+    This will delete the logs of previous conversations, and any backups of that file.
     <tag>confirm</tag>
     <usetemplate
      ignoretext="Confirm before I delete the log of previous conversations."
@@ -10011,7 +10011,7 @@ Cannot create large prims that intersect other players.  Please re-try when othe
    icon="alertmodal.tga"
    name="PreferenceChatDeleteTranscripts"
    type="alertmodal">
-    This will delete transcripts for all previous conversations. The list of conversations will not be affected. If you run scripts on your chat transcript files, you may want to proceed with caution. Proceed?
+    This will delete the transcripts for all previous conversations. The list of past conversations will not be affected. All files with the suffixes .txt and txt.backup in the folder [FOLDER] will be deleted.
     <tag>confirm</tag>
     <usetemplate
      ignoretext="Confirm before I delete transcripts."