removed LLLayoutStack::fromXML custom xml parsing

49 files changed, 486 insertions, 603 deletions

diff --git a/indra/llui/lllayoutstack.cpp b/indra/llui/lllayoutstack.cpp
index 2e6e4912bf..92c8416cbc 100644
--- a/indra/llui/lllayoutstack.cpp
+++ b/indra/llui/lllayoutstack.cpp
@@ -41,92 +41,56 @@
 #include "llresizebar.h"
 #include "llcriticaldamp.h"
 
-static LLDefaultChildRegistry::Register<LLLayoutStack> register_layout_stack("layout_stack", &LLLayoutStack::fromXML);
-
+static LLDefaultChildRegistry::Register<LLLayoutStack> register_layout_stack("layout_stack");
+static LLLayoutStack::LayoutStackRegistry::Register<LLLayoutPanel> register_layout_panel("layout_panel");
 
 //
-// LLLayoutStack
+// LLLayoutPanel
 //
-struct LLLayoutStack::LayoutPanel
+LLLayoutPanel::LLLayoutPanel(const Params& p)	
+:	LLPanel(p),
+ 	mMinDim(p.min_dim), 
+ 	mMaxDim(p.max_dim), 
+ 	mAutoResize(p.auto_resize),
+ 	mUserResize(p.user_resize),
+ 	mCollapsed(FALSE),
+ 	mCollapseAmt(0.f),
+ 	mVisibleAmt(1.f), // default to fully visible
+ 	mResizeBar(NULL) 
 {
-	LayoutPanel(LLPanel* panelp, ELayoutOrientation orientation, S32 min_width, S32 min_height, S32 max_width, S32 max_height, BOOL auto_resize, BOOL user_resize)	:	mPanel(panelp), 
-		mMinWidth(min_width), 
-		mMinHeight(min_height),
-		mMaxWidth(max_width), 
-		mMaxHeight(max_height),
-		mAutoResize(auto_resize),
-		mUserResize(user_resize),
-		mOrientation(orientation),
-		mCollapsed(FALSE),
-		mCollapseAmt(0.f),
-		mVisibleAmt(1.f), // default to fully visible
-		mResizeBar(NULL) 
+	// panels initialized as hidden should not start out partially visible
+	if (!getVisible())
 	{
-		LLResizeBar::Side side = (orientation == HORIZONTAL) ? LLResizeBar::RIGHT : LLResizeBar::BOTTOM;
-		LLRect resize_bar_rect = panelp->getRect();
-
-		S32 min_dim;
-		if (orientation == HORIZONTAL)
-		{
-			min_dim = mMinHeight;
-		}
-		else
-		{
-			min_dim = mMinWidth;
-		}
-		LLResizeBar::Params p;
-		p.name("resize");
-			p.resizing_view(mPanel);
-		p.min_size(min_dim);
-		p.side(side);
-		p.snapping_enabled(false);
-		mResizeBar = LLUICtrlFactory::create<LLResizeBar>(p);
-		// panels initialized as hidden should not start out partially visible
-		if (!mPanel->getVisible())
-		{
-			mVisibleAmt = 0.f;
-		}
+		mVisibleAmt = 0.f;
 	}
+}
 
-	~LayoutPanel()
-	{
-		// probably not necessary, but...
-		delete mResizeBar;
-		mResizeBar = NULL;
-	}
+LLLayoutPanel::~LLLayoutPanel()
+{
+	// probably not necessary, but...
+	delete mResizeBar;
+	mResizeBar = NULL;
+}
 	
-	F32 getCollapseFactor()
+F32 LLLayoutPanel::getCollapseFactor(LLLayoutStack::ELayoutOrientation orientation)
+{
+	if (orientation == LLLayoutStack::HORIZONTAL)
 	{
-		if (mOrientation == HORIZONTAL)
-		{
-			F32 collapse_amt = 
-				clamp_rescale(mCollapseAmt, 0.f, 1.f, 1.f, (F32)mMinWidth / (F32)llmax(1, mPanel->getRect().getWidth()));
-			return mVisibleAmt * collapse_amt;
-		}
-		else
+		F32 collapse_amt = 
+			clamp_rescale(mCollapseAmt, 0.f, 1.f, 1.f, (F32)mMinDim / (F32)llmax(1, getRect().getWidth()));
+		return mVisibleAmt * collapse_amt;
+	}
+	else
 	{
-			F32 collapse_amt = 
-				clamp_rescale(mCollapseAmt, 0.f, 1.f, 1.f, llmin(1.f, (F32)mMinHeight / (F32)llmax(1, mPanel->getRect().getHeight())));
-			return mVisibleAmt * collapse_amt;
-		}
+		F32 collapse_amt = 
+			clamp_rescale(mCollapseAmt, 0.f, 1.f, 1.f, llmin(1.f, (F32)mMinDim / (F32)llmax(1, getRect().getHeight())));
+		return mVisibleAmt * collapse_amt;
 	}
+}
 
-	LLPanel* mPanel;
-	S32 mMinWidth;
-	S32 mMinHeight;
-
-	// mMaxWidth & mMaxHeight are added to make configurable max width of the nearby chat bar. EXT-5589
-	// they are not processed by LLLayoutStack but they can be if necessary
-	S32 mMaxWidth;
-	S32 mMaxHeight;
-	BOOL mAutoResize;
-	BOOL mUserResize;
-	BOOL mCollapsed;
-	LLResizeBar* mResizeBar;
-	ELayoutOrientation mOrientation;
-	F32 mVisibleAmt;
-	F32 mCollapseAmt;
-};
+//
+// LLLayoutStack
+//
 
 LLLayoutStack::Params::Params()
 :	orientation("orientation", std::string("vertical")),
@@ -163,18 +127,18 @@ void LLLayoutStack::draw()
 	for (panel_it = mPanels.begin(); panel_it != mPanels.end(); ++panel_it)
 	{
 		// clip to layout rectangle, not bounding rectangle
-		LLRect clip_rect = (*panel_it)->mPanel->getRect();
+		LLRect clip_rect = (*panel_it)->getRect();
 		// scale clipping rectangle by visible amount
 		if (mOrientation == HORIZONTAL)
 		{
-			clip_rect.mRight = clip_rect.mLeft + llround((F32)clip_rect.getWidth() * (*panel_it)->getCollapseFactor());
+			clip_rect.mRight = clip_rect.mLeft + llround((F32)clip_rect.getWidth() * (*panel_it)->getCollapseFactor(mOrientation));
 		}
 		else
 		{
-			clip_rect.mBottom = clip_rect.mTop - llround((F32)clip_rect.getHeight() * (*panel_it)->getCollapseFactor());
+			clip_rect.mBottom = clip_rect.mTop - llround((F32)clip_rect.getHeight() * (*panel_it)->getCollapseFactor(mOrientation));
 		}
 
-		LLPanel* panelp = (*panel_it)->mPanel;
+		LLPanel* panelp = (*panel_it);
 
 		LLLocalClipRect clip(clip_rect, mClip);
 		// only force drawing invisible children if visible amount is non-zero
@@ -185,7 +149,7 @@ void LLLayoutStack::draw()
 
 void LLLayoutStack::removeChild(LLView* view)
 {
-	LayoutPanel* embedded_panelp = findEmbeddedPanel(dynamic_cast<LLPanel*>(view));
+	LLLayoutPanel* embedded_panelp = findEmbeddedPanel(dynamic_cast<LLPanel*>(view));
 
 	if (embedded_panelp)
 	{
@@ -206,149 +170,16 @@ BOOL LLLayoutStack::postBuild()
 	return TRUE;
 }
 
-static void get_attribute_s32_and_write(LLXMLNodePtr node,
-										const char* name,
-										S32 *value,
-										S32 default_value,
-										LLXMLNodePtr output_child)
-{
-	BOOL has_attr = node->getAttributeS32(name, *value);
-	if (has_attr && *value != default_value && output_child)
-	{
-		// create an attribute child node
-		LLXMLNodePtr child_attr = output_child->createChild(name, TRUE);
-		child_attr->setIntValue(*value);
-	}
-}
-
-static void get_attribute_bool_and_write(LLXMLNodePtr node,
-										const char* name,
-										BOOL *value,
-										BOOL default_value,
-										LLXMLNodePtr output_child)
+bool LLLayoutStack::addChild(LLView* child, S32 tab_group)
 {
-	BOOL has_attr = node->getAttributeBOOL(name, *value);
-	if (has_attr && *value != default_value && output_child)
+	LLLayoutPanel* panelp = dynamic_cast<LLLayoutPanel*>(child);
+	if (panelp)
 	{
-		LLXMLNodePtr child_attr = output_child->createChild(name, TRUE);
-		child_attr->setBoolValue(*value);
+		mPanels.push_back(panelp);
 	}
+	return LLView::addChild(child, tab_group);
 }
-//static 
-LLView* LLLayoutStack::fromXML(LLXMLNodePtr node, LLView *parent, LLXMLNodePtr output_node)
-{
-	LLLayoutStack::Params p(LLUICtrlFactory::getDefaultParams<LLLayoutStack>());
-	LLXUIParser parser;
-	parser.readXUI(node, p, LLUICtrlFactory::getInstance()->getCurFileName());
-
-	// Export must happen before setupParams() mungles rectangles and before
-	// this item gets added to parent (otherwise screws up last_child_rect
-	// logic). JC
-	if (output_node)
-	{
-		Params output_params(p);
-		setupParamsForExport(output_params, parent);
-		LLLayoutStack::Params default_params(LLUICtrlFactory::getDefaultParams<LLLayoutStack>());
-		output_node->setName(node->getName()->mString);
-		parser.writeXUI(output_node, output_params, &default_params);
-	}
-
-	p.from_xui = true;
-	applyXUILayout(p, parent);
-	LLLayoutStack* layout_stackp = LLUICtrlFactory::create<LLLayoutStack>(p);
-
-	if (parent && layout_stackp)
-	{
-		S32 tab_group = p.tab_group.isProvided() ? p.tab_group() : parent->getLastTabGroup();
-
-		parent->addChild(layout_stackp, tab_group);
-	}
-
-	for (LLXMLNodePtr child_node = node->getFirstChild(); child_node.notNull(); child_node = child_node->getNextSibling())
-	{
-		const S32 DEFAULT_MIN_WIDTH = 0;
-		const S32 DEFAULT_MIN_HEIGHT = 0;
-		const S32 DEFAULT_MAX_WIDTH = S32_MAX;
-		const S32 DEFAULT_MAX_HEIGHT = S32_MAX;
-		const BOOL DEFAULT_AUTO_RESIZE = TRUE;
-
-		S32 min_width = DEFAULT_MIN_WIDTH;
-		S32 min_height = DEFAULT_MIN_HEIGHT;
-		S32 max_width = DEFAULT_MAX_WIDTH;
-		S32 max_height = DEFAULT_MAX_HEIGHT;
-		BOOL auto_resize = DEFAULT_AUTO_RESIZE;
-
-		LLXMLNodePtr output_child;
-		if (output_node) 
-		{
-			output_child = output_node->createChild("", FALSE);
-		}
-
-		// Layout stack allows child nodes to acquire additional attributes,
-		// such as "min_width" in:  <button label="Foo" min_width="100"/>
-		// If these attributes exist and have non-default values, write them
-		// to the output node.
-		get_attribute_s32_and_write(child_node, "min_width", &min_width,
-			DEFAULT_MIN_WIDTH, output_child);
-		get_attribute_s32_and_write(child_node, "min_height", &min_height,
-			DEFAULT_MIN_HEIGHT, output_child);
-		get_attribute_s32_and_write(child_node, "max_width", &max_width,
-			DEFAULT_MAX_WIDTH, output_child);
-		get_attribute_s32_and_write(child_node, "max_height", &max_height,
-			DEFAULT_MAX_HEIGHT, output_child);
-		get_attribute_bool_and_write(child_node, "auto_resize", &auto_resize,
-			DEFAULT_AUTO_RESIZE, output_child);
-
-		if (child_node->hasName("layout_panel"))
-		{
-			BOOL user_resize = TRUE;
-			get_attribute_bool_and_write(child_node, "user_resize", &user_resize,
-				TRUE, output_child);
-			LLPanel* panelp = (LLPanel*)LLPanel::fromXML(child_node, layout_stackp, output_child);
-			if (panelp)
-			{
-				panelp->setFollowsNone();
-				layout_stackp->addPanel(panelp, min_width, min_height, max_width, max_height, auto_resize, user_resize);
-			}
-		}
-		else
-		{
-			BOOL user_resize = FALSE;
-			get_attribute_bool_and_write(child_node, "user_resize", &user_resize,
-				FALSE, output_child);
-
-			LLPanel::Params p;
-			p.mouse_opaque(false);
-			LLPanel* panelp = LLUICtrlFactory::create<LLPanel>(p);
-			LLView* new_child = LLUICtrlFactory::getInstance()->createFromXML(child_node, panelp, LLStringUtil::null, LLPanel::child_registry_t::instance(), output_child);
-			if (new_child)
-			{
-				// put child in new embedded panel
-				layout_stackp->addPanel(panelp, min_width, min_height, max_width, max_height, auto_resize, user_resize);
-				// resize panel to contain widget and move widget to be contained in panel
-				panelp->setRect(new_child->getRect());
-				new_child->setOrigin(0, 0);
-			}
-			else
-			{
-				panelp->die();
-			}
-		}
-		
-		if (output_child && !output_child->mChildren && output_child->mAttributes.empty() && output_child->getValue().empty())
-		{
-			output_node->deleteChild(output_child);
-		}
-	}
-
-	if (!layout_stackp->postBuild())
-	{
-		delete layout_stackp;
-		return NULL;
-	}
 
-	return layout_stackp;
-}
 
 S32 LLLayoutStack::getDefaultHeight(S32 cur_height)
 {
@@ -374,34 +205,14 @@ S32 LLLayoutStack::getDefaultWidth(S32 cur_width)
 	return cur_width;
 }
 
-void LLLayoutStack::addPanel(LLPanel* panel, S32 min_width, S32 min_height, S32 max_width, S32 max_height, BOOL auto_resize, BOOL user_resize, EAnimate animate, S32 index)
+void LLLayoutStack::addPanel(LLLayoutPanel* panel, EAnimate animate)
 {
-	// panel starts off invisible (collapsed)
-	if (animate == ANIMATE)
-	{
-		panel->setVisible(FALSE);
-	}
-	LayoutPanel* embedded_panel = new LayoutPanel(panel, mOrientation, min_width, min_height, max_width, max_height, auto_resize, user_resize);
-	
-	mPanels.insert(mPanels.begin() + llclamp(index, 0, (S32)mPanels.size()), embedded_panel);
-	
-	if (panel->getParent() != this) 
-	{
-		addChild(panel);
-	}
-	addChild(embedded_panel->mResizeBar);
-
-	// bring all resize bars to the front so that they are clickable even over the panels
-	// with a bit of overlap
-	for (e_panel_list_t::iterator panel_it = mPanels.begin(); panel_it != mPanels.end(); ++panel_it)
-	{
-		LLResizeBar* resize_barp = (*panel_it)->mResizeBar;
-		sendChildToFront(resize_barp);
-	}
+	addChild(panel);
 
-	// start expanding panel animation
+	// panel starts off invisible (collapsed)
 	if (animate == ANIMATE)
 	{
+		panel->mVisibleAmt = 0.f;
 		panel->setVisible(TRUE);
 	}
 }
@@ -413,7 +224,7 @@ void LLLayoutStack::removePanel(LLPanel* panel)
 
 void LLLayoutStack::collapsePanel(LLPanel* panel, BOOL collapsed)
 {
-	LayoutPanel* panel_container = findEmbeddedPanel(panel);
+	LLLayoutPanel* panel_container = findEmbeddedPanel(panel);
 	if (!panel_container) return;
 
 	panel_container->mCollapsed = collapsed;
@@ -421,7 +232,7 @@ void LLLayoutStack::collapsePanel(LLPanel* panel, BOOL collapsed)
 
 void LLLayoutStack::updatePanelAutoResize(const std::string& panel_name, BOOL auto_resize)
 {
-	LayoutPanel* panel = findEmbeddedPanelByName(panel_name);
+	LLLayoutPanel* panel = findEmbeddedPanelByName(panel_name);
 
 	if (panel)
 	{
@@ -431,7 +242,7 @@ void LLLayoutStack::updatePanelAutoResize(const std::string& panel_name, BOOL au
 
 void LLLayoutStack::setPanelUserResize(const std::string& panel_name, BOOL user_resize)
 {
-	LayoutPanel* panel = findEmbeddedPanelByName(panel_name);
+	LLLayoutPanel* panel = findEmbeddedPanelByName(panel_name);
 
 	if (panel)
 	{
@@ -439,27 +250,25 @@ void LLLayoutStack::setPanelUserResize(const std::string& panel_name, BOOL user_
 	}
 }
 
-bool LLLayoutStack::getPanelMinSize(const std::string& panel_name, S32* min_widthp, S32* min_heightp)
+bool LLLayoutStack::getPanelMinSize(const std::string& panel_name, S32* min_dimp)
 {
-	LayoutPanel* panel = findEmbeddedPanelByName(panel_name);
+	LLLayoutPanel* panel = findEmbeddedPanelByName(panel_name);
 
 	if (panel)
 	{
-		if (min_widthp) *min_widthp = panel->mMinWidth;
-		if (min_heightp) *min_heightp = panel->mMinHeight;
+		if (min_dimp) *min_dimp = panel->mMinDim;
 	}
 
 	return NULL != panel;
 }
 
-bool LLLayoutStack::getPanelMaxSize(const std::string& panel_name, S32* max_widthp, S32* max_heightp)
+bool LLLayoutStack::getPanelMaxSize(const std::string& panel_name, S32* max_dimp)
 {
-	LayoutPanel* panel = findEmbeddedPanelByName(panel_name);
+	LLLayoutPanel* panel = findEmbeddedPanelByName(panel_name);
 
 	if (panel)
 	{
-		if (max_widthp) *max_widthp = panel->mMaxWidth;
-		if (max_heightp) *max_heightp = panel->mMaxHeight;
+		if (max_dimp) *max_dimp = panel->mMaxDim;
 	}
 
 	return NULL != panel;
@@ -471,6 +280,7 @@ void LLLayoutStack::updateLayout(BOOL force_resize)
 	LLFastTimer ft(FTM_UPDATE_LAYOUT);
 	static LLUICachedControl<S32> resize_bar_overlap ("UIResizeBarOverlap", 0);
 	calcMinExtents();
+	createResizeBars();
 
 	// calculate current extents
 	S32 total_width = 0;
@@ -482,7 +292,7 @@ void LLLayoutStack::updateLayout(BOOL force_resize)
 	e_panel_list_t::iterator panel_it;
 	for (panel_it = mPanels.begin(); panel_it != mPanels.end();	++panel_it)
 	{
-		LLPanel* panelp = (*panel_it)->mPanel;
+		LLPanel* panelp = (*panel_it);
 		if (panelp->getVisible()) 
 		{
 			if (mAnimate)
@@ -532,11 +342,11 @@ void LLLayoutStack::updateLayout(BOOL force_resize)
 		if (mOrientation == HORIZONTAL)
 		{
 			// enforce minimize size constraint by default
-			if (panelp->getRect().getWidth() < (*panel_it)->mMinWidth)
+			if (panelp->getRect().getWidth() < (*panel_it)->mMinDim)
 			{
-				panelp->reshape((*panel_it)->mMinWidth, panelp->getRect().getHeight());
+				panelp->reshape((*panel_it)->mMinDim, panelp->getRect().getHeight());
 			}
-        	total_width += llround(panelp->getRect().getWidth() * (*panel_it)->getCollapseFactor());
+        	total_width += llround(panelp->getRect().getWidth() * (*panel_it)->getCollapseFactor(mOrientation));
         	// want n-1 panel gaps for n panels
 			if (panel_it != mPanels.begin())
 			{
@@ -546,11 +356,11 @@ void LLLayoutStack::updateLayout(BOOL force_resize)
 		else //VERTICAL
 		{
 			// enforce minimize size constraint by default
-			if (panelp->getRect().getHeight() < (*panel_it)->mMinHeight)
+			if (panelp->getRect().getHeight() < (*panel_it)->mMinDim)
 			{
-				panelp->reshape(panelp->getRect().getWidth(), (*panel_it)->mMinHeight);
+				panelp->reshape(panelp->getRect().getWidth(), (*panel_it)->mMinDim);
 			}
-			total_height += llround(panelp->getRect().getHeight() * (*panel_it)->getCollapseFactor());
+			total_height += llround(panelp->getRect().getHeight() * (*panel_it)->getCollapseFactor(mOrientation));
 			if (panel_it != mPanels.begin())
 			{
 				total_height += mPanelSpacing;
@@ -564,7 +374,7 @@ void LLLayoutStack::updateLayout(BOOL force_resize)
 	for (panel_it = mPanels.begin(); panel_it != mPanels.end(); ++panel_it)
 	{
 		// panels that are not fully visible do not count towards shrink headroom
-		if ((*panel_it)->getCollapseFactor() < 1.f) 
+		if ((*panel_it)->getCollapseFactor(mOrientation) < 1.f) 
 		{
 			continue;
 		}
@@ -577,11 +387,11 @@ void LLLayoutStack::updateLayout(BOOL force_resize)
 		{
 			if (mOrientation == HORIZONTAL)
 			{
-				shrink_headroom_total += (*panel_it)->mPanel->getRect().getWidth() - (*panel_it)->mMinWidth;
+				shrink_headroom_total += (*panel_it)->getRect().getWidth() - (*panel_it)->mMinDim;
 			}
 			else //VERTICAL
 			{
-				shrink_headroom_total += (*panel_it)->mPanel->getRect().getHeight() - (*panel_it)->mMinHeight;
+				shrink_headroom_total += (*panel_it)->getRect().getHeight() - (*panel_it)->mMinDim;
 			}
 		}
 		else
@@ -589,13 +399,13 @@ void LLLayoutStack::updateLayout(BOOL force_resize)
 			num_resizable_panels++;
 			if (mOrientation == HORIZONTAL)
 			{
-				shrink_headroom_available += (*panel_it)->mPanel->getRect().getWidth() - (*panel_it)->mMinWidth;
-				shrink_headroom_total += (*panel_it)->mPanel->getRect().getWidth() - (*panel_it)->mMinWidth;
+				shrink_headroom_available += (*panel_it)->getRect().getWidth() - (*panel_it)->mMinDim;
+				shrink_headroom_total += (*panel_it)->getRect().getWidth() - (*panel_it)->mMinDim;
 			}
 			else //VERTICAL
 			{
-				shrink_headroom_available += (*panel_it)->mPanel->getRect().getHeight() - (*panel_it)->mMinHeight;
-				shrink_headroom_total += (*panel_it)->mPanel->getRect().getHeight() - (*panel_it)->mMinHeight;
+				shrink_headroom_available += (*panel_it)->getRect().getHeight() - (*panel_it)->mMinDim;
+				shrink_headroom_total += (*panel_it)->getRect().getHeight() - (*panel_it)->mMinDim;
 			}
 		}
 	}
@@ -618,17 +428,25 @@ void LLLayoutStack::updateLayout(BOOL force_resize)
 
 	for (panel_it = mPanels.begin(); panel_it != mPanels.end(); ++panel_it)
 	{
-		LLPanel* panelp = (*panel_it)->mPanel;
+		LLPanel* panelp = (*panel_it);
 
 		S32 cur_width = panelp->getRect().getWidth();
 		S32 cur_height = panelp->getRect().getHeight();
-		S32 new_width = llmax((*panel_it)->mMinWidth, cur_width);
-		S32 new_height = llmax((*panel_it)->mMinHeight, cur_height); 
+		S32 new_width = cur_width;
+		S32 new_height = cur_height; 
 
+		if (mOrientation == HORIZONTAL)
+		{
+			new_width = llmax((*panel_it)->mMinDim, new_width);
+		}
+		else
+		{
+			new_height = llmax((*panel_it)->mMinDim, new_height);
+		}
 		S32 delta_size = 0;
 
 		// if panel can automatically resize (not animating, and resize flag set)...
-		if ((*panel_it)->getCollapseFactor() == 1.f 
+		if ((*panel_it)->getCollapseFactor(mOrientation) == 1.f 
 			&& (force_resize || (*panel_it)->mAutoResize) 
 			&& !(*panel_it)->mResizeBar->hasMouseCapture()) 
 		{
@@ -639,8 +457,8 @@ void LLLayoutStack::updateLayout(BOOL force_resize)
 				{
 					// shrink proportionally to amount over minimum
 					// so we can do this in one pass
-					delta_size = (shrink_headroom_available > 0) ? llround((F32)pixels_to_distribute * ((F32)(cur_width - (*panel_it)->mMinWidth) / (F32)shrink_headroom_available)) : 0;
-					shrink_headroom_available -= (cur_width - (*panel_it)->mMinWidth);
+					delta_size = (shrink_headroom_available > 0) ? llround((F32)pixels_to_distribute * ((F32)(cur_width - (*panel_it)->mMinDim) / (F32)shrink_headroom_available)) : 0;
+					shrink_headroom_available -= (cur_width - (*panel_it)->mMinDim);
 				}
 				else
 				{
@@ -649,7 +467,7 @@ void LLLayoutStack::updateLayout(BOOL force_resize)
 					num_resizable_panels--;
 				}
 				pixels_to_distribute -= delta_size;
-				new_width = llmax((*panel_it)->mMinWidth, cur_width + delta_size);
+				new_width = llmax((*panel_it)->mMinDim, cur_width + delta_size);
 			}
 			else
 			{
@@ -662,8 +480,8 @@ void LLLayoutStack::updateLayout(BOOL force_resize)
 				{
 					// shrink proportionally to amount over minimum
 					// so we can do this in one pass
-					delta_size = (shrink_headroom_available > 0) ? llround((F32)pixels_to_distribute * ((F32)(cur_height - (*panel_it)->mMinHeight) / (F32)shrink_headroom_available)) : 0;
-					shrink_headroom_available -= (cur_height - (*panel_it)->mMinHeight);
+					delta_size = (shrink_headroom_available > 0) ? llround((F32)pixels_to_distribute * ((F32)(cur_height - (*panel_it)->mMinDim) / (F32)shrink_headroom_available)) : 0;
+					shrink_headroom_available -= (cur_height - (*panel_it)->mMinDim);
 				}
 				else
 				{
@@ -671,7 +489,7 @@ void LLLayoutStack::updateLayout(BOOL force_resize)
 					num_resizable_panels--;
 				}
 				pixels_to_distribute -= delta_size;
-				new_height = llmax((*panel_it)->mMinHeight, cur_height + delta_size);
+				new_height = llmax((*panel_it)->mMinDim, cur_height + delta_size);
 			}
 			else
 			{
@@ -712,11 +530,11 @@ void LLLayoutStack::updateLayout(BOOL force_resize)
 
 		if (mOrientation == HORIZONTAL)
 		{
-			cur_x += llround(new_width * (*panel_it)->getCollapseFactor()) + mPanelSpacing;
+			cur_x += llround(new_width * (*panel_it)->getCollapseFactor(mOrientation)) + mPanelSpacing;
 		}
 		else //VERTICAL
 		{
-			cur_y -= llround(new_height * (*panel_it)->getCollapseFactor()) + mPanelSpacing;
+			cur_y -= llround(new_height * (*panel_it)->getCollapseFactor(mOrientation)) + mPanelSpacing;
 		}
 	}
 
@@ -724,19 +542,19 @@ void LLLayoutStack::updateLayout(BOOL force_resize)
 	LLResizeBar* last_resize_bar = NULL;
 	for (panel_it = mPanels.begin(); panel_it != mPanels.end(); ++panel_it)
 	{
-		LLPanel* panelp = (*panel_it)->mPanel;
+		LLPanel* panelp = (*panel_it);
 
 		if (mOrientation == HORIZONTAL)
 		{
 			(*panel_it)->mResizeBar->setResizeLimits(
-				(*panel_it)->mMinWidth, 
-				(*panel_it)->mMinWidth + shrink_headroom_total);
+				(*panel_it)->mMinDim, 
+				(*panel_it)->mMinDim + shrink_headroom_total);
 		}
 		else //VERTICAL
 		{
 			(*panel_it)->mResizeBar->setResizeLimits(
-				(*panel_it)->mMinHeight, 
-				(*panel_it)->mMinHeight + shrink_headroom_total);
+				(*panel_it)->mMinDim, 
+				(*panel_it)->mMinDim + shrink_headroom_total);
 		}
 
 		// toggle resize bars based on panel visibility, resizability, etc
@@ -772,14 +590,14 @@ void LLLayoutStack::updateLayout(BOOL force_resize)
 } // end LLLayoutStack::updateLayout
 
 
-LLLayoutStack::LayoutPanel* LLLayoutStack::findEmbeddedPanel(LLPanel* panelp) const
+LLLayoutPanel* LLLayoutStack::findEmbeddedPanel(LLPanel* panelp) const
 {
 	if (!panelp) return NULL;
 
 	e_panel_list_t::const_iterator panel_it;
 	for (panel_it = mPanels.begin(); panel_it != mPanels.end(); ++panel_it)
 	{
-		if ((*panel_it)->mPanel == panelp)
+		if ((*panel_it) == panelp)
 		{
 			return *panel_it;
 		}
@@ -787,15 +605,15 @@ LLLayoutStack::LayoutPanel* LLLayoutStack::findEmbeddedPanel(LLPanel* panelp) co
 	return NULL;
 }
 
-LLLayoutStack::LayoutPanel* LLLayoutStack::findEmbeddedPanelByName(const std::string& name) const
+LLLayoutPanel* LLLayoutStack::findEmbeddedPanelByName(const std::string& name) const
 {
-	LayoutPanel* result = NULL;
+	LLLayoutPanel* result = NULL;
 
 	for (e_panel_list_t::const_iterator panel_it = mPanels.begin(); panel_it != mPanels.end(); ++panel_it)
 	{
-		LayoutPanel* p = *panel_it;
+		LLLayoutPanel* p = *panel_it;
 
-		if (p->mPanel->getName() == name)
+		if (p->getName() == name)
 		{
 			result = p;
 			break;
@@ -816,9 +634,7 @@ void LLLayoutStack::calcMinExtents()
 	{
 		if (mOrientation == HORIZONTAL)
 		{
-			mMinHeight = llmax(	mMinHeight, 
-								(*panel_it)->mMinHeight);
-            mMinWidth += (*panel_it)->mMinWidth;
+            mMinWidth += (*panel_it)->mMinDim;
 			if (panel_it != mPanels.begin())
 			{
 				mMinWidth += mPanelSpacing;
@@ -826,9 +642,7 @@ void LLLayoutStack::calcMinExtents()
 		}
 		else //VERTICAL
 		{
-	        mMinWidth = llmax(	mMinWidth, 
-								(*panel_it)->mMinWidth);
-			mMinHeight += (*panel_it)->mMinHeight;
+			mMinHeight += (*panel_it)->mMinDim;
 			if (panel_it != mPanels.begin())
 			{
 				mMinHeight += mPanelSpacing;
@@ -837,6 +651,37 @@ void LLLayoutStack::calcMinExtents()
 	}
 }
 
+void LLLayoutStack::createResizeBars()
+{
+	for (e_panel_list_t::iterator panel_it = mPanels.begin(); panel_it != mPanels.end(); ++panel_it)
+	{
+		LLLayoutPanel* lp = (*panel_it);
+		if (lp->mResizeBar == NULL)
+		{
+			LLResizeBar::Side side = (mOrientation == HORIZONTAL) ? LLResizeBar::RIGHT : LLResizeBar::BOTTOM;
+			LLRect resize_bar_rect = getRect();
+
+			LLResizeBar::Params resize_params;
+			resize_params.name("resize");
+			resize_params.resizing_view(this);
+			resize_params.min_size(lp->mMinDim);
+			resize_params.side(side);
+			resize_params.snapping_enabled(false);
+			LLResizeBar* resize_bar = LLUICtrlFactory::create<LLResizeBar>(resize_params);
+			lp->mResizeBar = resize_bar;
+			LLView::addChild(resize_bar, 0);
+
+			// bring all resize bars to the front so that they are clickable even over the panels
+			// with a bit of overlap
+			for (e_panel_list_t::iterator panel_it = mPanels.begin(); panel_it != mPanels.end(); ++panel_it)
+			{
+				LLResizeBar* resize_barp = (*panel_it)->mResizeBar;
+				sendChildToFront(resize_barp);
+			}
+		}
+	}
+}
+
 // update layout stack animations, etc. once per frame
 // NOTE: we use this to size world view based on animating UI, *before* we draw the UI
 // we might still need to call updateLayout during UI draw phase, in case UI elements
diff --git a/indra/llui/lllayoutstack.h b/indra/llui/lllayoutstack.h
index e454454fe2..cc5bd6cf65 100644
--- a/indra/llui/lllayoutstack.h
+++ b/indra/llui/lllayoutstack.h
@@ -34,13 +34,18 @@
 #ifndef LL_LLLAYOUTSTACK_H
 #define LL_LLLAYOUTSTACK_H
 
-#include "llview.h"
+#include "llpanel.h"
 
 class LLPanel;
 
+class LLLayoutPanel;
+
 class LLLayoutStack : public LLView, public LLInstanceTracker<LLLayoutStack>
 {
 public:
+	struct LayoutStackRegistry : public LLChildRegistry<LayoutStackRegistry>
+	{};
+
 	struct Params : public LLInitParam::Block<Params, LLView::Params>
 	{
 		Optional<std::string>	orientation;
@@ -51,6 +56,8 @@ public:
 		Params();
 	};
 
+	typedef LayoutStackRegistry child_registry_t;
+
 	typedef enum e_layout_orientation
 	{
 		HORIZONTAL,
@@ -62,6 +69,7 @@ public:
 	/*virtual*/ void draw();
 	/*virtual*/ void removeChild(LLView*);
 	/*virtual*/ BOOL postBuild();
+	/*virtual*/ bool addChild(LLView* child, S32 tab_group = 0);
 
 	static LLView* fromXML(LLXMLNodePtr node, LLView *parent, LLXMLNodePtr output_node = NULL);
 
@@ -74,7 +82,7 @@ public:
 		ANIMATE
 	} EAnimate;
 
-	void addPanel(LLPanel* panel, S32 min_width, S32 min_height, S32 max_width, S32 max_height, BOOL auto_resize, BOOL user_resize, EAnimate animate = NO_ANIMATE, S32 index = S32_MAX);
+	void addPanel(LLLayoutPanel* panel, EAnimate animate = NO_ANIMATE);
 	void removePanel(LLPanel* panel);
 	void collapsePanel(LLPanel* panel, BOOL collapsed = TRUE);
 	S32 getNumPanels() { return mPanels.size(); }
@@ -83,20 +91,18 @@ public:
 	void setPanelUserResize(const std::string& panel_name, BOOL user_resize);
 	
 	/**
-	 * Gets minimal width and/or height of the specified by name panel.
+	 * Gets minimal dimension along layout_stack axis of the specified by name panel.
 	 *
-	 * If it is necessary to get only the one dimension pass NULL for another one.
 	 * @returns true if specified by panel_name internal panel exists, false otherwise.
 	 */
-	bool getPanelMinSize(const std::string& panel_name, S32* min_widthp, S32* min_heightp);
+	bool getPanelMinSize(const std::string& panel_name, S32* min_dimp);
 
 	/**
-	 * Gets maximal width and/or height of the specified by name panel.
+	 * Gets maximal dimension along layout_stack axis of the specified by name panel.
 	 *
-	 * If it is necessary to get only the one dimension pass NULL for another one.
 	 * @returns true if specified by panel_name internal panel exists, false otherwise.
 	 */
-	bool getPanelMaxSize(const std::string& panel_name, S32* max_width, S32* max_height);
+	bool getPanelMaxSize(const std::string& panel_name, S32* max_dim);
 	
 	void updateLayout(BOOL force_resize = FALSE);
 	
@@ -111,19 +117,18 @@ protected:
 	friend class LLUICtrlFactory;
 
 private:
-	struct LayoutPanel;
-
+	void createResizeBars();
 	void calcMinExtents();
 	S32 getDefaultHeight(S32 cur_height);
 	S32 getDefaultWidth(S32 cur_width);
 
 	const ELayoutOrientation mOrientation;
 
-	typedef std::vector<LayoutPanel*> e_panel_list_t;
+	typedef std::vector<LLLayoutPanel*> e_panel_list_t;
 	e_panel_list_t mPanels;
 
-	LayoutPanel* findEmbeddedPanel(LLPanel* panelp) const;
-	LayoutPanel* findEmbeddedPanelByName(const std::string& name) const;
+	LLLayoutPanel* findEmbeddedPanel(LLPanel* panelp) const;
+	LLLayoutPanel* findEmbeddedPanelByName(const std::string& name) const;
 
 	S32 mMinWidth;  // calculated by calcMinExtents
 	S32 mMinHeight;  // calculated by calcMinExtents
@@ -135,4 +140,47 @@ private:
 	bool mClip;
 }; // end class LLLayoutStack
 
+class LLLayoutPanel : public LLPanel
+{
+friend LLLayoutStack;
+friend class LLUICtrlFactory;
+public:
+	struct Params : public LLInitParam::Block<Params, LLPanel::Params>
+	{
+		Optional<S32>			min_dim,
+								max_dim;
+		Optional<bool>			user_resize,
+								auto_resize;
+
+		Params()
+		:	min_dim("min_dim", 0),
+			max_dim("max_dim", 0),
+			user_resize("user_resize", true),
+			auto_resize("auto_resize", true)
+		{
+			addSynonym(min_dim, "min_width");
+			addSynonym(min_dim, "min_height");
+			addSynonym(max_dim, "max_width");
+			addSynonym(max_dim, "max_height");
+		}
+	};
+
+	~LLLayoutPanel();
+protected:
+	LLLayoutPanel(const Params& p)	;
+
+	
+	F32 getCollapseFactor(LLLayoutStack::ELayoutOrientation orientation);
+
+	S32 mMinDim;
+	S32 mMaxDim;
+	BOOL mAutoResize;
+	BOOL mUserResize;
+	BOOL mCollapsed;
+	class LLResizeBar* mResizeBar;
+	F32 mVisibleAmt;
+	F32 mCollapseAmt;
+};
+
+
 #endif
diff --git a/indra/llui/llsdparam.cpp b/indra/llui/llsdparam.cpp
index 338569fc58..69976004e6 100644
--- a/indra/llui/llsdparam.cpp
+++ b/indra/llui/llsdparam.cpp
@@ -50,25 +50,26 @@ LLParamSDParser::LLParamSDParser()
 
 	if (sReadFuncs.empty())
 	{
-		registerParserFuncs<S32>(readS32, bind(&LLParamSDParser::writeTypedValue<S32>, this, _1, _2));
-		registerParserFuncs<U32>(readU32, bind(&LLParamSDParser::writeU32Param, this, _1, _2));
-		registerParserFuncs<F32>(readF32, bind(&LLParamSDParser::writeTypedValue<F32>, this, _1, _2));
-		registerParserFuncs<F64>(readF64, bind(&LLParamSDParser::writeTypedValue<F64>, this, _1, _2));
-		registerParserFuncs<bool>(readBool, bind(&LLParamSDParser::writeTypedValue<F32>, this, _1, _2));
-		registerParserFuncs<std::string>(readString, bind(&LLParamSDParser::writeTypedValue<std::string>, this, _1, _2));
-		registerParserFuncs<LLUUID>(readUUID, bind(&LLParamSDParser::writeTypedValue<LLUUID>, this, _1, _2));
-		registerParserFuncs<LLDate>(readDate, bind(&LLParamSDParser::writeTypedValue<LLDate>, this, _1, _2));
-		registerParserFuncs<LLURI>(readURI, bind(&LLParamSDParser::writeTypedValue<LLURI>, this, _1, _2));
-		registerParserFuncs<LLSD>(readSD, bind(&LLParamSDParser::writeTypedValue<LLSD>, this, _1, _2));
+		registerParserFuncs<S32>(readS32, &LLParamSDParser::writeTypedValue<S32>);
+		registerParserFuncs<U32>(readU32, &LLParamSDParser::writeU32Param);
+		registerParserFuncs<F32>(readF32, &LLParamSDParser::writeTypedValue<F32>);
+		registerParserFuncs<F64>(readF64, &LLParamSDParser::writeTypedValue<F64>);
+		registerParserFuncs<bool>(readBool, &LLParamSDParser::writeTypedValue<F32>);
+		registerParserFuncs<std::string>(readString, &LLParamSDParser::writeTypedValue<std::string>);
+		registerParserFuncs<LLUUID>(readUUID, &LLParamSDParser::writeTypedValue<LLUUID>);
+		registerParserFuncs<LLDate>(readDate, &LLParamSDParser::writeTypedValue<LLDate>);
+		registerParserFuncs<LLURI>(readURI, &LLParamSDParser::writeTypedValue<LLURI>);
+		registerParserFuncs<LLSD>(readSD, &LLParamSDParser::writeTypedValue<LLSD>);
 	}
 }
 
 // special case handling of U32 due to ambiguous LLSD::assign overload
-bool LLParamSDParser::writeU32Param(const void* val_ptr, const parser_t::name_stack_t& name_stack)
+bool LLParamSDParser::writeU32Param(LLParamSDParser::parser_t& parser, const void* val_ptr, const parser_t::name_stack_t& name_stack)
 {
-	if (!mWriteSD) return false;
+	LLParamSDParser& sdparser = static_cast<LLParamSDParser&>(parser);
+	if (!sdparser.mWriteSD) return false;
 	
-	LLSD* sd_to_write = getSDWriteNode(name_stack);
+	LLSD* sd_to_write = sdparser.getSDWriteNode(name_stack);
 	if (!sd_to_write) return false;
 
 	sd_to_write->assign((S32)*((const U32*)val_ptr));
diff --git a/indra/llui/llsdparam.h b/indra/llui/llsdparam.h
index e98318fc1e..83c958d67d 100644
--- a/indra/llui/llsdparam.h
+++ b/indra/llui/llsdparam.h
@@ -54,11 +54,12 @@ private:
 	void readSDValues(const LLSD& sd, LLInitParam::BaseBlock& block);
 
 	template<typename T>
-	bool writeTypedValue(const void* val_ptr, const parser_t::name_stack_t& name_stack)
+	static bool writeTypedValue(Parser& parser, const void* val_ptr, const parser_t::name_stack_t& name_stack)
 	{
-		if (!mWriteSD) return false;
+		LLParamSDParser& sdparser = static_cast<LLParamSDParser&>(parser);
+		if (!sdparser.mWriteSD) return false;
 		
-		LLSD* sd_to_write = getSDWriteNode(name_stack);
+		LLSD* sd_to_write = sdparser.getSDWriteNode(name_stack);
 		if (!sd_to_write) return false;
 
 		sd_to_write->assign(*((const T*)val_ptr));
@@ -67,7 +68,7 @@ private:
 
 	LLSD* getSDWriteNode(const parser_t::name_stack_t& name_stack);
 
-	bool writeU32Param(const void* value_ptr, const parser_t::name_stack_t& name_stack);
+	static bool writeU32Param(Parser& parser, const void* value_ptr, const parser_t::name_stack_t& name_stack);
 
 	static bool readS32(Parser& parser, void* val_ptr);
 	static bool readU32(Parser& parser, void* val_ptr);
diff --git a/indra/llui/llview.cpp b/indra/llui/llview.cpp
index 48db873b6f..878def07ae 100644
--- a/indra/llui/llview.cpp
+++ b/indra/llui/llview.cpp
@@ -108,11 +108,7 @@ LLView::Params::Params()
 	left_pad("left_pad"),
 	left_delta("left_delta", S32_MAX),
 	from_xui("from_xui", false),
-	user_resize("user_resize"),
-	auto_resize("auto_resize"),
 	needs_translate("translate"),
-	min_dim("min_width"),
-	max_dim("max_width"),
 	xmlns("xmlns"),
 	xmlns_xsi("xmlns:xsi"),
 	xsi_schemaLocation("xsi:schemaLocation"),
@@ -120,8 +116,6 @@ LLView::Params::Params()
 
 {
 	addSynonym(rect, "");
-	addSynonym(min_dim, "min_height");
-	addSynonym(max_dim, "max_height");
 }
 
 LLView::LLView(const LLView::Params& p)
diff --git a/indra/llui/llview.h b/indra/llui/llview.h
index 6736ad9f33..fa4f4c8ae2 100644
--- a/indra/llui/llview.h
+++ b/indra/llui/llview.h
@@ -145,18 +145,12 @@ public:
 									left_delta;		// from last left to my left
 
 		//FIXME: get parent context involved in parsing traversal
-		Ignored						needs_translate;	// cue for translation tools
+		Ignored						needs_translate,	// cue for translation tools
 									xmlns,				// xml namespace
 									xmlns_xsi,			// xml namespace
 									xsi_schemaLocation,	// xml schema
 									xsi_type;			// xml schema type
 
-		// nested attributes for LLLayoutPanel
-		Optional<S32>				min_dim,
-									max_dim;
-		Optional<bool>				user_resize,		
-									auto_resize;
-
 		Params();
 	};
 
diff --git a/indra/llxuixml/llinitparam.cpp b/indra/llxuixml/llinitparam.cpp
index 99191d2dbe..922a91b609 100644
--- a/indra/llxuixml/llinitparam.cpp
+++ b/indra/llxuixml/llinitparam.cpp
@@ -74,7 +74,6 @@ namespace LLInitParam
 	void BlockDescriptor::aggregateBlockData(BlockDescriptor& src_block_data) 
 	{
 		mNamedParams.insert(src_block_data.mNamedParams.begin(), src_block_data.mNamedParams.end());
-		mSynonyms.insert(src_block_data.mSynonyms.begin(), src_block_data.mSynonyms.end());
 		std::copy(src_block_data.mUnnamedParams.begin(), src_block_data.mUnnamedParams.end(), std::back_inserter(mUnnamedParams));
 		std::copy(src_block_data.mValidationList.begin(), src_block_data.mValidationList.end(), std::back_inserter(mValidationList));
 		std::copy(src_block_data.mAllParams.begin(), src_block_data.mAllParams.end(), std::back_inserter(mAllParams));
@@ -277,22 +276,6 @@ namespace LLInitParam
 			}
 		}
 
-		for(BlockDescriptor::param_map_t::const_iterator it = block_data.mSynonyms.begin();
-			it != block_data.mSynonyms.end();
-			++it)
-		{
-			param_handle_t param_handle = it->second->mParamHandle;
-			const Param* param = getParamFromHandle(param_handle);
-			ParamDescriptor::inspect_func_t inspect_func = it->second->mInspectFunc;
-			if (inspect_func)
-			{
-				// use existing serial number for param
-				name_stack.push_back(std::make_pair(it->first, it->second->mGeneration));
-				inspect_func(*param, parser, name_stack, it->second->mMinCount, it->second->mMaxCount);
-				name_stack.pop_back();
-			}
-		}
-
 		return true;
 	}
 
@@ -314,22 +297,9 @@ namespace LLInitParam
 				// find pointer to member parameter from offset table
 				paramp = getParamFromHandle(found_it->second->mParamHandle);
 				deserialize_func = found_it->second->mDeserializeFunc;
-			}
-			else
-			{
-				BlockDescriptor::param_map_t::iterator found_it = block_data.mSynonyms.find(top_name);
-				if (found_it != block_data.mSynonyms.end())
-				{
-					// find pointer to member parameter from offset table
-					paramp = getParamFromHandle(found_it->second->mParamHandle);
-					deserialize_func = found_it->second->mDeserializeFunc;
-				}
-			}
 					
-			Parser::name_stack_range_t new_name_stack(name_stack.first, name_stack.second);
-			++new_name_stack.first;
-			if (deserialize_func)
-			{
+				Parser::name_stack_range_t new_name_stack(name_stack.first, name_stack.second);
+				++new_name_stack.first;
 				return deserialize_func(*paramp, p, new_name_stack, name_stack.first == name_stack.second ? -1 : name_stack.first->second);
 			}
 		}
@@ -404,7 +374,7 @@ namespace LLInitParam
 				}
 				else
 				{
-					block_data.mSynonyms[synonym] = param_descriptor;
+					block_data.mNamedParams[synonym] = param_descriptor;
 				}
 			}
 		}
@@ -429,14 +399,6 @@ namespace LLInitParam
 			}
 		}
 
-		for (BlockDescriptor::param_map_t::const_iterator it = block_data.mSynonyms.begin(); it != block_data.mSynonyms.end(); ++it)
-		{
-			if (it->second->mParamHandle == handle)
-			{
-				return it->first;
-			}
-		}
-
 		return LLStringUtil::null;
 	}
 
diff --git a/indra/llxuixml/llinitparam.h b/indra/llxuixml/llinitparam.h
index 488e20cf9f..51dbd99fb1 100644
--- a/indra/llxuixml/llinitparam.h
+++ b/indra/llxuixml/llinitparam.h
@@ -213,7 +213,10 @@ namespace LLInitParam
 
 		Parser(parser_read_func_map_t& read_map, parser_write_func_map_t& write_map, parser_inspect_func_map_t& inspect_map)
 		:	mParseSilently(false),
-			mParseGeneration(0)
+			mParseGeneration(0),
+			mParserReadFuncs(&read_map),
+			mParserWriteFuncs(&write_map),
+			mParserInspectFuncs(&inspect_map)
 		{}
 		virtual ~Parser();
 
@@ -393,7 +396,6 @@ namespace LLInitParam
 		typedef std::vector<std::pair<param_handle_t, ParamDescriptor::validation_func_t> > param_validation_list_t;
 
 		param_map_t						mNamedParams;			// parameters with associated names
-		param_map_t						mSynonyms;				// parameters with alternate names
 		param_list_t					mUnnamedParams;			// parameters with_out_ associated names
 		param_validation_list_t			mValidationList;		// parameters that must be validated
 		all_params_list_t				mAllParams;				// all parameters, owns descriptors
diff --git a/indra/llxuixml/llxuiparser.cpp b/indra/llxuixml/llxuiparser.cpp
index 220171fb79..9bda96713e 100644
--- a/indra/llxuixml/llxuiparser.cpp
+++ b/indra/llxuixml/llxuiparser.cpp
@@ -411,6 +411,7 @@ void LLXUIParser::readXUI(LLXMLNodePtr node, LLInitParam::BaseBlock& block, cons
 {
 	LLFastTimer timer(FTM_PARSE_XUI);
 	mNameStack.clear();
+	mRootNodeName = node->getName()->mString;
 	mCurFileName = filename;
 	mCurReadDepth = 0;
 	setParseSilently(silent);
@@ -421,11 +422,11 @@ void LLXUIParser::readXUI(LLXMLNodePtr node, LLInitParam::BaseBlock& block, cons
 	}
 	else
 	{
-		readXUIImpl(node, std::string(node->getName()->mString), block);
+		readXUIImpl(node, block);
 	}
 }
 
-bool LLXUIParser::readXUIImpl(LLXMLNodePtr nodep, const std::string& scope, LLInitParam::BaseBlock& block)
+bool LLXUIParser::readXUIImpl(LLXMLNodePtr nodep, LLInitParam::BaseBlock& block)
 {
 	typedef boost::tokenizer<boost::char_separator<char> > tokenizer;
 	boost::char_separator<char> sep(".");
@@ -492,7 +493,15 @@ bool LLXUIParser::readXUIImpl(LLXMLNodePtr nodep, const std::string& scope, LLIn
 			}
 
 			// check for proper nesting
-			if(!scope.empty() && *name_token_it != scope)
+			if (mNameStack.empty())
+			{
+				if (*name_token_it != mRootNodeName)
+				{
+					childp = childp->getNextSibling();
+					continue;
+				}
+			}
+			else if(mNameStack.back().first != *name_token_it)
 			{
 				childp = childp->getNextSibling();
 				continue;
@@ -510,7 +519,7 @@ bool LLXUIParser::readXUIImpl(LLXMLNodePtr nodep, const std::string& scope, LLIn
 		}
 
 		// recurse and visit children XML nodes
-		if(readXUIImpl(childp, mNameStack.empty() ? scope : mNameStack.back().first, block))
+		if(readXUIImpl(childp, block))
 		{
 			// child node successfully parsed, remove from DOM
 
diff --git a/indra/llxuixml/llxuiparser.h b/indra/llxuixml/llxuiparser.h
index ee8fcdc369..1a4a7c49d1 100644
--- a/indra/llxuixml/llxuiparser.h
+++ b/indra/llxuixml/llxuiparser.h
@@ -118,7 +118,7 @@ public:
 	void writeXUI(LLXMLNodePtr node, const LLInitParam::BaseBlock& block, const LLInitParam::BaseBlock* diff_block = NULL);
 
 private:
-	bool readXUIImpl(LLXMLNodePtr node, const std::string& scope, LLInitParam::BaseBlock& block);
+	bool readXUIImpl(LLXMLNodePtr node, LLInitParam::BaseBlock& block);
 	bool readAttributes(LLXMLNodePtr nodep, LLInitParam::BaseBlock& block);
 
 	//reader helper functions
@@ -167,6 +167,7 @@ private:
 	LLXMLNodePtr					mLastWrittenChild;
 	S32								mCurReadDepth;
 	std::string						mCurFileName;
+	std::string						mRootNodeName;
 };
 
 // LLSimpleXUIParser is a streamlined SAX-based XUI parser that does not support localization 
diff --git a/indra/newview/llbottomtray.cpp b/indra/newview/llbottomtray.cpp
index c4eda5f107..4377640416 100644
--- a/indra/newview/llbottomtray.cpp
+++ b/indra/newview/llbottomtray.cpp
@@ -76,7 +76,7 @@ namespace
 		llassert(stack);
 		if ( stack && panel && panel->getVisible() )
 		{
-			stack->getPanelMinSize(panel->getName(), &minimal_width, NULL);
+			stack->getPanelMinSize(panel->getName(), &minimal_width);
 		}
 		return minimal_width;
 	}
@@ -87,7 +87,7 @@ namespace
 		llassert(stack);
 		if ( stack && panel && panel->getVisible() )
 		{
-			stack->getPanelMaxSize(panel->getName(), &max_width, NULL);
+			stack->getPanelMaxSize(panel->getName(), &max_width);
 		}
 		return max_width;
 	}
@@ -975,7 +975,7 @@ void LLBottomTray::processShrinkButtons(S32& required_width, S32& buttons_freed_
 
 		S32 panel_min_width = 0;
 		std::string panel_name = mSpeakPanel->getName();
-		bool success = mToolbarStack->getPanelMinSize(panel_name, &panel_min_width, NULL);
+		bool success = mToolbarStack->getPanelMinSize(panel_name, &panel_min_width);
 		if (!success)
 		{
 			lldebugs << "Panel was not found to get its min width: " << panel_name << llendl;
@@ -1021,7 +1021,7 @@ void LLBottomTray::processShrinkButton(EResizeState processed_object_type, S32&
 		S32 panel_width = panel->getRect().getWidth();
 		S32 panel_min_width = 0;
 		std::string panel_name = panel->getName();
-		bool success = mToolbarStack->getPanelMinSize(panel_name, &panel_min_width, NULL);
+		bool success = mToolbarStack->getPanelMinSize(panel_name, &panel_min_width);
 		S32 possible_shrink_width = panel_width - panel_min_width;
 
 		if (!success)
@@ -1330,7 +1330,7 @@ bool LLBottomTray::setVisibleAndFitWidths(EResizeState object_type, bool visible
 
 			// Minimal width of current panel
 			S32 minimal_width = 0;
-			mToolbarStack->getPanelMinSize(cur_panel->getName(), &minimal_width, NULL);
+			mToolbarStack->getPanelMinSize(cur_panel->getName(), &minimal_width);
 
 			if ( (available_width + possible_shrunk_width) >= minimal_width)
 			{
diff --git a/indra/newview/llchathistory.cpp b/indra/newview/llchathistory.cpp
index e1e425fa8c..162b12cd5e 100644
--- a/indra/newview/llchathistory.cpp
+++ b/indra/newview/llchathistory.cpp
@@ -502,12 +502,17 @@ void LLChatHistory::initFromParams(const LLChatHistory::Params& p)
 	
 	const S32 NEW_TEXT_NOTICE_HEIGHT = 20;
 	
-	LLPanel::Params panel_p;
+	LLLayoutPanel::Params panel_p;
 	panel_p.name = "spacer";
 	panel_p.background_visible = false;
 	panel_p.has_border = false;
 	panel_p.mouse_opaque = false;
-	stackp->addPanel(LLUICtrlFactory::create<LLPanel>(panel_p), 0, 30, S32_MAX, S32_MAX, true, false, LLLayoutStack::ANIMATE);
+	panel_p.min_dim = 30;
+	panel_p.max_dim = S32_MAX;
+	panel_p.auto_resize = true;
+	panel_p.user_resize = false;
+
+	stackp->addPanel(LLUICtrlFactory::create<LLLayoutPanel>(panel_p), LLLayoutStack::ANIMATE);
 
 	panel_p.name = "new_text_notice_holder";
 	LLRect new_text_notice_rect = getLocalRect();
@@ -516,7 +521,10 @@ void LLChatHistory::initFromParams(const LLChatHistory::Params& p)
 	panel_p.background_opaque = true;
 	panel_p.background_visible = true;
 	panel_p.visible = false;
-	mMoreChatPanel = LLUICtrlFactory::create<LLPanel>(panel_p);
+	panel_p.min_dim = 0;
+	panel_p.auto_resize = false;
+	panel_p.user_resize = false;
+	mMoreChatPanel = LLUICtrlFactory::create<LLLayoutPanel>(panel_p);
 	
 	LLTextBox::Params text_p(p.more_chat_text);
 	text_p.rect = mMoreChatPanel->getLocalRect();
@@ -525,7 +533,7 @@ void LLChatHistory::initFromParams(const LLChatHistory::Params& p)
 	mMoreChatText = LLUICtrlFactory::create<LLTextBox>(text_p, mMoreChatPanel);
 	mMoreChatText->setClickedCallback(boost::bind(&LLChatHistory::onClickMoreText, this));
 
-	stackp->addPanel(mMoreChatPanel, 0, 0, S32_MAX, S32_MAX, false, false, LLLayoutStack::ANIMATE);
+	stackp->addPanel(mMoreChatPanel, LLLayoutStack::ANIMATE);
 }
 
 
diff --git a/indra/newview/llchathistory.h b/indra/newview/llchathistory.h
index fa1f2e04a4..ddc456a5d2 100644
--- a/indra/newview/llchathistory.h
+++ b/indra/newview/llchathistory.h
@@ -144,7 +144,7 @@ class LLChatHistory : public LLUICtrl
 		S32 mTopHeaderPad;
 		S32 mBottomHeaderPad;
 
-		LLPanel*		mMoreChatPanel;
+		class LLLayoutPanel*	mMoreChatPanel;
 		LLTextBox*		mMoreChatText;
 		LLTextEditor*	mEditor;
 		typedef std::set<std::string> unread_chat_source_t;
diff --git a/indra/newview/llfavoritesbar.cpp b/indra/newview/llfavoritesbar.cpp
index 18a6ac031f..751d5b8fcd 100644
--- a/indra/newview/llfavoritesbar.cpp
+++ b/indra/newview/llfavoritesbar.cpp
@@ -667,9 +667,10 @@ const LLButton::Params& LLFavoritesBarCtrl::getButtonParams()
 	{
 		LLXMLNodePtr button_xml_node;
 		if(LLUICtrlFactory::getLayeredXMLNode("favorites_bar_button.xml", button_xml_node))
-	{
-			LLXUIParser::instance().readXUI(button_xml_node, button_params, "favorites_bar_button.xml");
-	}
+		{
+			LLXUIParser parser;
+			parser.readXUI(button_xml_node, button_params, "favorites_bar_button.xml");
+		}
 		params_initialized = true;
 	}
 
diff --git a/indra/newview/llfloaternotificationsconsole.cpp b/indra/newview/llfloaternotificationsconsole.cpp
index 3d37c878ad..0a4d5b64f3 100644
--- a/indra/newview/llfloaternotificationsconsole.cpp
+++ b/indra/newview/llfloaternotificationsconsole.cpp
@@ -43,10 +43,10 @@
 const S32 NOTIFICATION_PANEL_HEADER_HEIGHT = 20;
 const S32 HEADER_PADDING = 38;
 
-class LLNotificationChannelPanel : public LLPanel
+class LLNotificationChannelPanel : public LLLayoutPanel
 {
 public:
-	LLNotificationChannelPanel(const std::string& channel_name);
+	LLNotificationChannelPanel(const Params& p);
 	BOOL postBuild();
 
 private:
@@ -58,12 +58,12 @@ private:
 	LLNotificationChannelPtr mChannelRejectsPtr;
 };
 
-LLNotificationChannelPanel::LLNotificationChannelPanel(const std::string& channel_name) 
-	: LLPanel()
+LLNotificationChannelPanel::LLNotificationChannelPanel(const LLNotificationChannelPanel::Params& p) 
+:	LLLayoutPanel(p)
 {
-	mChannelPtr = LLNotifications::instance().getChannel(channel_name);
+	mChannelPtr = LLNotifications::instance().getChannel(p.name);
 	mChannelRejectsPtr = LLNotificationChannelPtr(
-		LLNotificationChannel::buildChannel(channel_name + "rejects", mChannelPtr->getParentChannelName(),
+		LLNotificationChannel::buildChannel(p.name() + "rejects", mChannelPtr->getParentChannelName(),
 											!boost::bind(mChannelPtr->getFilter(), _1)));
 	buildFromFile( "panel_notifications_channel.xml");
 }
@@ -207,8 +207,13 @@ BOOL LLFloaterNotificationConsole::postBuild()
 void LLFloaterNotificationConsole::addChannel(const std::string& name, bool open)
 {
 	LLLayoutStack& stack = getChildRef<LLLayoutStack>("notification_channels");
-	LLNotificationChannelPanel* panelp = new LLNotificationChannelPanel(name);
-	stack.addPanel(panelp, 0, NOTIFICATION_PANEL_HEADER_HEIGHT, S32_MAX, S32_MAX, TRUE, TRUE, LLLayoutStack::ANIMATE);
+	LLNotificationChannelPanel::Params p;
+	p.min_dim = NOTIFICATION_PANEL_HEADER_HEIGHT;
+	p.auto_resize = true;
+	p.user_resize = true;
+	p.name = name;
+	LLNotificationChannelPanel* panelp = new LLNotificationChannelPanel(p);
+	stack.addPanel(panelp, LLLayoutStack::ANIMATE);
 
 	LLButton& header_button = panelp->getChildRef<LLButton>("header");
 	header_button.setToggleState(!open);
diff --git a/indra/newview/llnearbychatbar.cpp b/indra/newview/llnearbychatbar.cpp
index 41a19a54a8..fa3a627736 100644
--- a/indra/newview/llnearbychatbar.cpp
+++ b/indra/newview/llnearbychatbar.cpp
@@ -398,8 +398,7 @@ LLCtrlListInterface* LLGestureComboList::getListInterface()
 }
 
 LLNearbyChatBar::LLNearbyChatBar() 
-	: LLPanel()
-	, mChatBox(NULL)
+:	mChatBox(NULL)
 {
 	mSpeakerMgr = LLLocalSpeakerMgr::getInstance();
 }
diff --git a/indra/newview/skins/default/xui/da/floater_voice_controls.xml b/indra/newview/skins/default/xui/da/floater_voice_controls.xml
index 2e59dfd649..4c956f13a7 100644
--- a/indra/newview/skins/default/xui/da/floater_voice_controls.xml
+++ b/indra/newview/skins/default/xui/da/floater_voice_controls.xml
@@ -19,10 +19,12 @@
 		<layout_panel name="my_panel">
 			<text name="user_text" value="Min avatar:"/>
 		</layout_panel>
-		<layout_stack name="voice_effect_and_leave_call_stack">
-			<layout_panel name="leave_call_btn_panel">
-				<button label="Forlad opkald" name="leave_call_btn"/>
-			</layout_panel>
-		</layout_stack>
+        <layout_panel name="leave_call_panel">
+			<layout_stack name="voice_effect_and_leave_call_stack">
+				<layout_panel name="leave_call_btn_panel">
+					<button label="Forlad opkald" name="leave_call_btn"/>
+				</layout_panel>
+			</layout_stack>
+		</layout_panel>
 	</layout_stack>
 </floater>
diff --git a/indra/newview/skins/default/xui/da/panel_notes.xml b/indra/newview/skins/default/xui/da/panel_notes.xml
index 5b3a2d0906..00128497ba 100644
--- a/indra/newview/skins/default/xui/da/panel_notes.xml
+++ b/indra/newview/skins/default/xui/da/panel_notes.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8" standalone="yes"?>
 <panel label="Noter &amp; Privatliv" name="panel_notes">
 	<layout_stack name="layout">
-		<panel name="notes_stack">
+		<layout_panel name="notes_stack">
 			<scroll_container name="profile_scroll">
 				<panel name="profile_scroll_panel">
 					<text name="status_message" value="Min private noter:"/>
@@ -11,13 +11,13 @@
 					<check_box label="Editére, slette og tage mine objekter" name="objects_check"/>
 				</panel>
 			</scroll_container>
-		</panel>
-		<panel name="notes_buttons_panel">
+		</layout_panel>
+		<layout_panel name="notes_buttons_panel">
 			<button label="Tilføj ven" name="add_friend" tool_tip="Tilbyd venskab til beboer"/>
 			<button label="IM" name="im" tool_tip="Åben session med personlig besked (IM)"/>
 			<button label="Kald" name="call" tool_tip="Opkald til denne beboer"/>
 			<button label="Kort" name="show_on_map_btn" tool_tip="Vis beboer på kort"/>
 			<button label="Teleport" name="teleport" tool_tip="Tilbyd teleport"/>
-		</panel>
+		</layout_panel>
 	</layout_stack>
 </panel>
diff --git a/indra/newview/skins/default/xui/da/panel_prim_media_controls.xml b/indra/newview/skins/default/xui/da/panel_prim_media_controls.xml
index d3b3c7e21e..cfb32500c6 100644
--- a/indra/newview/skins/default/xui/da/panel_prim_media_controls.xml
+++ b/indra/newview/skins/default/xui/da/panel_prim_media_controls.xml
@@ -13,9 +13,9 @@
 		50
 	</string>
 	<layout_stack name="progress_indicator_area">
-		<panel name="media_progress_indicator">
+		<layout_panel name="media_progress_indicator">
 			<progress_bar name="media_progress_bar" tool_tip="Medie hentes"/>
-		</panel>
+		</layout_panel>
 	</layout_stack>
 	<layout_stack name="media_controls">
 		<layout_panel name="back">
diff --git a/indra/newview/skins/default/xui/de/floater_voice_controls.xml b/indra/newview/skins/default/xui/de/floater_voice_controls.xml
index 07b7689cd0..22f2fd93ab 100644
--- a/indra/newview/skins/default/xui/de/floater_voice_controls.xml
+++ b/indra/newview/skins/default/xui/de/floater_voice_controls.xml
@@ -19,10 +19,12 @@
 		<layout_panel name="my_panel">
 			<text name="user_text" value="Mein Avatar:"/>
 		</layout_panel>
-		<layout_stack name="voice_effect_and_leave_call_stack">
-			<layout_panel name="leave_call_btn_panel">
-				<button label="Anruf beenden" name="leave_call_btn"/>
-			</layout_panel>
-		</layout_stack>
+        <layout_panel name="leave_call_panel">
+			<layout_stack name="voice_effect_and_leave_call_stack">
+				<layout_panel name="leave_call_btn_panel">
+					<button label="Anruf beenden" name="leave_call_btn"/>
+				</layout_panel>
+			</layout_stack>
+		</layout_panel>
 	</layout_stack>
 </floater>
diff --git a/indra/newview/skins/default/xui/de/panel_notifications_channel.xml b/indra/newview/skins/default/xui/de/panel_notifications_channel.xml
index e2166f7baf..35bd76ce70 100644
--- a/indra/newview/skins/default/xui/de/panel_notifications_channel.xml
+++ b/indra/newview/skins/default/xui/de/panel_notifications_channel.xml
@@ -1,15 +1,19 @@
 <?xml version="1.0" encoding="utf-8" standalone="yes"?>
 <panel name="notifications_panel">
 	<layout_stack name="stack1">
-		<scroll_list name="notifications_list">
-			<column label="Name" name="name"/>
-			<column label="Inhalt" name="content"/>
-			<column label="Datum" name="date"/>
-		</scroll_list>
-		<scroll_list name="notification_rejects_list">
-			<column label="Name" name="name"/>
-			<column label="Inhalt" name="content"/>
-			<column label="Datum" name="date"/>
-		</scroll_list>
+	     <layout_panel name="notifications_list_panel" >
+			<scroll_list name="notifications_list">
+				<column label="Name" name="name"/>
+				<column label="Inhalt" name="content"/>
+				<column label="Datum" name="date"/>
+			</scroll_list>
+		</layout_panel>
+	     <layout_panel name="rejects_list_panel" >
+			<scroll_list name="notification_rejects_list">
+				<column label="Name" name="name"/>
+				<column label="Inhalt" name="content"/>
+				<column label="Datum" name="date"/>
+			</scroll_list>
+		</layout_panel>
 	</layout_stack>
 </panel>
diff --git a/indra/newview/skins/default/xui/de/panel_prim_media_controls.xml b/indra/newview/skins/default/xui/de/panel_prim_media_controls.xml
index 0a19483f8b..c85f2762b1 100644
--- a/indra/newview/skins/default/xui/de/panel_prim_media_controls.xml
+++ b/indra/newview/skins/default/xui/de/panel_prim_media_controls.xml
@@ -7,9 +7,9 @@
 		0.2
 	</string>
 	<layout_stack name="progress_indicator_area">
-		<panel name="media_progress_indicator">
+		<layout_panel name="media_progress_indicator">
 			<progress_bar name="media_progress_bar" tool_tip="Medien werden geladen"/>
-		</panel>
+		</layout_panel>
 	</layout_stack>
 	<layout_stack name="media_controls">
 		<layout_panel name="back">
diff --git a/indra/newview/skins/default/xui/en/floater_voice_controls.xml b/indra/newview/skins/default/xui/en/floater_voice_controls.xml
index bf5bd87ad6..a46604c834 100644
--- a/indra/newview/skins/default/xui/en/floater_voice_controls.xml
+++ b/indra/newview/skins/default/xui/en/floater_voice_controls.xml
@@ -86,6 +86,7 @@
              visible="true"
              width="20" />
         </layout_panel>
+        <layout_panel name="leave_call_panel">
         <layout_stack
          clip="true"
          auto_resize="false"
@@ -96,7 +97,7 @@
          name="voice_effect_and_leave_call_stack"
          orientation="horizontal"
          width="262">
-          <panel
+          <layout_panel
            class="panel_voice_effect"
            name="panel_voice_effect"
            visiblity_control="VoiceMorphingEnabled"
@@ -118,6 +119,7 @@
              width="100" />
           </layout_panel>
         </layout_stack>
+          </layout_panel>
       <layout_panel
           follows="all"
           layout="topleft"
diff --git a/indra/newview/skins/default/xui/en/main_view.xml b/indra/newview/skins/default/xui/en/main_view.xml
index 01ee8264e6..c3bbe70609 100644
--- a/indra/newview/skins/default/xui/en/main_view.xml
+++ b/indra/newview/skins/default/xui/en/main_view.xml
@@ -20,6 +20,7 @@
                   mouse_opaque="false"
                   name="nav_bar_container"
                   tab_stop="false"
+                  min_height="10" 
                   width="1024"
                   user_resize="false" 
                   visible="false">
@@ -65,25 +66,24 @@
                         mouse_opaque="false"
                         name="world_stack"
                         orientation="vertical">
-            <panel auto_resize="true"
-                   follows="all"
-                   height="500"
-                   layout="topleft"
-                   tab_stop="false"
-                   mouse_opaque="false"
-                name="hud container"
-                   width="500">
-            <panel auto_resize="false"
-                   follows="left|top"
-                   height="19"
-                   left="0"
-                   mouse_opaque="false"
-                   name="topinfo_bar_container"
-                   tab_stop="false"
-                   top="0"
-                   user_resize="false"
-                   visible="false"
-                   width="1024"/>
+            <layout_panel auto_resize="true"
+                          follows="all"
+                          height="500"
+                          layout="topleft"
+                          tab_stop="false"
+                          mouse_opaque="false"
+                          user_resize="false" 
+                          name="hud container"
+                          width="500">
+              <panel follows="left|top"
+                     height="19"
+                     left="0"
+                     mouse_opaque="false"
+                     name="topinfo_bar_container"
+                     tab_stop="false"
+                     top="0"
+                     visible="false"
+                     width="1024"/>
               <panel follows="right|top|bottom"
                      height="500"
                      mouse_opaque="false"
@@ -101,7 +101,7 @@
                      name="stand_stop_flying_container"
                      visible="false"
                      width="500"/>
-            </panel>
+            </layout_panel>
             <layout_panel auto_resize="false"
                    follows="all"
                    min_height="33"
diff --git a/indra/newview/skins/default/xui/en/panel_bottomtray.xml b/indra/newview/skins/default/xui/en/panel_bottomtray.xml
index 4b622691b3..73225ef7d0 100644
--- a/indra/newview/skins/default/xui/en/panel_bottomtray.xml
+++ b/indra/newview/skins/default/xui/en/panel_bottomtray.xml
@@ -29,31 +29,32 @@
      orientation="horizontal"
      top="0"
      width="1310">
-        <icon
+        <layout_panel
          auto_resize="false"
-         follows="left|right"
-         height="10"
-         image_name="spacer24.tga"
-         layout="topleft"
-         left="0"
+         user_resize="false" 
          min_width="2"
-         top="0"
          width="2" />
         <layout_panel
          auto_resize="false"
-         filename="panel_nearby_chat_bar.xml"
-         follows="left|right"
-         height="28"
          layout="topleft"
-         left="0"
          max_width="320"
          min_height="23"
          min_width="214"
          mouse_opaque="false"
-         name="chat_bar"
-         top="4"
+		 name="chat_bar_layout_panel"
          user_resize="true"
-         width="308" />
+         width="308" >
+          <panel
+            name="chat_bar"
+            filename="panel_nearby_chat_bar.xml"
+            left="0"
+            height="28"
+            width="308"
+            top="4"
+            mouse_opaque="false"
+            follows="left|right"
+          />
+        </layout_panel>
         <!--
         There is resize bar between chatbar and Speak button. It has 2px width (is is set as 2*UIResizeBarOverlap)
         -->
@@ -400,18 +401,10 @@ as for parent layout_panel (chiclet_list_panel) to resize bottom tray properly.
                  width="7" />
             </chiclet_panel>
         </layout_panel>
-        <icon
-         auto_resize="false"
-         color="0 0 0 0"
-         follows="left|right"
-         height="10"
-         image_name="spacer24.tga"
-         layout="topleft"
-         left="0"
-         min_width="4"
-         name="DUMMY"
-         top="0"
-         width="4" />
+        <layout_panel auto_resize="false"
+                      user_resize="false" 
+                      width="4"
+                      min_width="4"/>
         <layout_panel
          auto_resize="false"
          follows="right"
@@ -503,17 +496,11 @@ image_pressed_selected  "Lit" + "Selected" - there are new messages and the Well
                 </button>
             </chiclet_notification>
         </layout_panel>
-      <icon
+      <layout_panel
          auto_resize="false"
-         color="0 0 0 0"
-         follows="left|right"
-         height="10"
-         image_name="spacer24.tga"
-         layout="topleft"
-         left="0"
+         user_resize="false" 
          min_width="4"
          name="DUMMY2"
-         top="0"
          width="8" />
     </layout_stack>
 </panel>
diff --git a/indra/newview/skins/default/xui/en/panel_bottomtray_lite.xml b/indra/newview/skins/default/xui/en/panel_bottomtray_lite.xml
index 6e9476f814..0734ca9a4b 100644
--- a/indra/newview/skins/default/xui/en/panel_bottomtray_lite.xml
+++ b/indra/newview/skins/default/xui/en/panel_bottomtray_lite.xml
@@ -28,30 +28,29 @@
      orientation="horizontal"
      top="0"
      width="1000">
-        <icon
+        <layout_panel
          auto_resize="false"
-         follows="left|right"
-         height="10"
-         image_name="spacer24.tga"
-         layout="topleft"
+         user_resize="false" 
          min_width="2"
-         left="0"
-         top="0"
          width="2" />
         <layout_panel
          mouse_opaque="false"
          auto_resize="true"
-         follows="left|right"
          height="28"
          layout="topleft"
-         left="0"
          min_height="23"
          width="310"
-         top="4"
          min_width="188"
-         name="chat_bar"
-         user_resize="false"
-         filename="panel_nearby_chat_bar.xml" />
+         user_resize="false">
+          <panel
+            left="0"
+            filename="panel_nearby_chat_bar.xml"
+            follows="left|right"
+            top="4"
+            width="310"
+            name="chat_bar"
+            mouse_opaque="false"/>
+        </layout_panel>
         <layout_panel
          mouse_opaque="false"
          auto_resize="false"
@@ -79,17 +78,11 @@
                  use_ellipses="true" />
             </gesture_combo_list>
         </layout_panel>
-        <icon
+        <layout_panel
          auto_resize="false"
-         color="0 0 0 0"
-         follows="left|right"
-         height="10"
-         image_name="spacer24.tga"
-         layout="topleft"
-         left="0"
+         user_resize="false" 
          min_width="3"
          name="after_gesture_panel"
-         top="0"
          width="3"/>
     </layout_stack>
 </panel>
diff --git a/indra/newview/skins/default/xui/en/panel_notifications_channel.xml b/indra/newview/skins/default/xui/en/panel_notifications_channel.xml
index 3143b0a40c..c3dc588ba2 100644
--- a/indra/newview/skins/default/xui/en/panel_notifications_channel.xml
+++ b/indra/newview/skins/default/xui/en/panel_notifications_channel.xml
@@ -14,6 +14,9 @@
      orientation="horizontal"
      top="20"
      width="100">
+      <layout_panel name="notifications_list_panel" 
+                    width="100"
+                    user_resize="true">
         <scroll_list
          draw_heading="true"
          follows="left|right|top|bottom"
@@ -24,7 +27,6 @@
          sort_ascending="false"
          sort_column="2"
          top="0"
-         user_resize="true"
          width="100">
             <scroll_list.columns
              label="Name"
@@ -39,6 +41,10 @@
              name="date"
              width="150" />
         </scroll_list>
+      </layout_panel>
+      <layout_panel name="rejects_list_panel"
+                    width="100"
+                    user_resize="true">
         <scroll_list
          draw_heading="true"
          follows="left|right|top|bottom"
@@ -49,7 +55,6 @@
          sort_ascending="false"
          sort_column="2"
          top="0"
-         user_resize="true"
          width="100">
             <scroll_list.columns
              label="Name"
@@ -64,6 +69,7 @@
              name="date"
              width="150" />
         </scroll_list>
+      </layout_panel>
     </layout_stack>
     <button
      follows="left|right|top"
diff --git a/indra/newview/skins/default/xui/en/panel_preferences_graphics1.xml b/indra/newview/skins/default/xui/en/panel_preferences_graphics1.xml
index 113d5fb6dc..7ae717d0e3 100644
--- a/indra/newview/skins/default/xui/en/panel_preferences_graphics1.xml
+++ b/indra/newview/skins/default/xui/en/panel_preferences_graphics1.xml
@@ -291,7 +291,7 @@
       control_name="RenderReflectionDetail"
       height="23"
       layout="topleft"
-      left_="10"
+      left_delta="10"
       top_pad ="0"
       name="Reflections"
       width="150">
diff --git a/indra/newview/skins/default/xui/en/panel_prim_media_controls.xml b/indra/newview/skins/default/xui/en/panel_prim_media_controls.xml
index 6bf00373ea..edf4b52773 100644
--- a/indra/newview/skins/default/xui/en/panel_prim_media_controls.xml
+++ b/indra/newview/skins/default/xui/en/panel_prim_media_controls.xml
@@ -33,7 +33,7 @@
 		mouse_opaque="false"
 		layout="topleft"
 		user_resize="false" />
-	<panel
+	<layout_panel
 		name="media_progress_indicator"
 		mouse_opaque="false"
 		follows="left|right|top"
@@ -55,7 +55,7 @@
 		  top="0"
 		  left="0"
 		  tool_tip="Media is Loading"/>
-	</panel>
+	</layout_panel>
 	<layout_panel
 		name="right_bookend_bottom"
 		width="0"
diff --git a/indra/newview/skins/default/xui/en/widgets/scroll_bar.xml b/indra/newview/skins/default/xui/en/widgets/scroll_bar.xml
index 48bc021e6d..830ea12e41 100644
--- a/indra/newview/skins/default/xui/en/widgets/scroll_bar.xml
+++ b/indra/newview/skins/default/xui/en/widgets/scroll_bar.xml
@@ -8,18 +8,18 @@
             thickness="15">
   <up_button image_unselected="ScrollArrow_Up"
              image_selected="ScrollArrow_Up"
-             scale_image="true" thickness="15"
+             scale_image="true"
              hover_glow_amount="0.35"/>
   <down_button image_unselected="ScrollArrow_Down"
                image_selected="ScrollArrow_Down"
-               scale_image="true" thickness="15"
+               scale_image="true"
                hover_glow_amount="0.35"/>
   <left_button image_unselected="ScrollArrow_Left"
                image_selected="ScrollArrow_Left"
-               scale_image="true" thickness="15"
+               scale_image="true"
                hover_glow_amount="0.35"/>
   <right_button image_unselected="ScrollArrow_Right"
                image_selected="ScrollArrow_Right"
-               scale_image="true" thickness="15"
+               scale_image="true"
                hover_glow_amount="0.35"/>
 </scroll_bar>
diff --git a/indra/newview/skins/default/xui/en/widgets/simple_text_editor.xml b/indra/newview/skins/default/xui/en/widgets/simple_text_editor.xml
index 3878c7a144..a120b1aec8 100644
--- a/indra/newview/skins/default/xui/en/widgets/simple_text_editor.xml
+++ b/indra/newview/skins/default/xui/en/widgets/simple_text_editor.xml
@@ -23,7 +23,4 @@
   bg_writeable_color="TextBgWriteableColor"
   bg_selected_color="EmphasisColor"
   bg_focus_color="TextBgFocusColor">
-  <simple_text_editor.border
-    bevel_style="in"
-    follows="all" />
 </simple_text_editor>
diff --git a/indra/newview/skins/default/xui/es/floater_voice_controls.xml b/indra/newview/skins/default/xui/es/floater_voice_controls.xml
index 51adeb4dff..6f4782417d 100644
--- a/indra/newview/skins/default/xui/es/floater_voice_controls.xml
+++ b/indra/newview/skins/default/xui/es/floater_voice_controls.xml
@@ -19,10 +19,12 @@
 		<layout_panel name="my_panel">
 			<text name="user_text" value="Mi avatar:"/>
 		</layout_panel>
-		<layout_stack name="voice_effect_and_leave_call_stack">
-			<layout_panel name="leave_call_btn_panel">
-				<button label="Colgar" name="leave_call_btn"/>
-			</layout_panel>
-		</layout_stack>
+        <layout_panel name="leave_call_panel">
+			<layout_stack name="voice_effect_and_leave_call_stack">
+				<layout_panel name="leave_call_btn_panel">
+					<button label="Colgar" name="leave_call_btn"/>
+				</layout_panel>
+			</layout_stack>
+		</layout_panel>
 	</layout_stack>
 </floater>
diff --git a/indra/newview/skins/default/xui/es/panel_notes.xml b/indra/newview/skins/default/xui/es/panel_notes.xml
index 8de2afa767..da98e1b15e 100644
--- a/indra/newview/skins/default/xui/es/panel_notes.xml
+++ b/indra/newview/skins/default/xui/es/panel_notes.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8" standalone="yes"?>
 <panel label="Notas y Privacidad" name="panel_notes">
 	<layout_stack name="layout">
-		<panel name="notes_stack">
+		<layout_panel name="notes_stack">
 			<scroll_container name="profile_scroll">
 				<panel name="profile_scroll_panel">
 					<text name="status_message" value="Mis notas privadas:"/>
@@ -11,13 +11,13 @@
 					<check_box label="Edite, borre o coja mis objetos" name="objects_check"/>
 				</panel>
 			</scroll_container>
-		</panel>
-		<panel name="notes_buttons_panel">
+		</layout_panel>
+		<layout_panel name="notes_buttons_panel">
 			<button label="Añadir como amigo" name="add_friend" tool_tip="Ofrecer amistad a este Residente"/>
 			<button label="MI" name="im" tool_tip="Abrir un mensaje instantáneo"/>
 			<button label="Llamar" name="call" tool_tip="Llamar a este Residente"/>
 			<button label="Mapa" name="show_on_map_btn" tool_tip="Mostrar al Residente en el mapa"/>
 			<button label="Teleportar" name="teleport" tool_tip="Ofrecer teleporte"/>
-		</panel>
+		</layout_panel>
 	</layout_stack>
 </panel>
diff --git a/indra/newview/skins/default/xui/es/panel_prim_media_controls.xml b/indra/newview/skins/default/xui/es/panel_prim_media_controls.xml
index 174922e28e..90b9e475e7 100644
--- a/indra/newview/skins/default/xui/es/panel_prim_media_controls.xml
+++ b/indra/newview/skins/default/xui/es/panel_prim_media_controls.xml
@@ -13,9 +13,9 @@
 		50
 	</string>
 	<layout_stack name="progress_indicator_area">
-		<panel name="media_progress_indicator">
+		<layout_panel name="media_progress_indicator">
 			<progress_bar name="media_progress_bar" tool_tip="Los media se están cargando"/>
-		</panel>
+		</layout_panel>
 	</layout_stack>
 	<layout_stack name="media_controls">
 		<layout_panel name="back">
diff --git a/indra/newview/skins/default/xui/fr/floater_voice_controls.xml b/indra/newview/skins/default/xui/fr/floater_voice_controls.xml
index 5c26527ed6..8397dc4263 100644
--- a/indra/newview/skins/default/xui/fr/floater_voice_controls.xml
+++ b/indra/newview/skins/default/xui/fr/floater_voice_controls.xml
@@ -19,10 +19,12 @@
 		<layout_panel name="my_panel">
 			<text name="user_text" value="Mon avatar :"/>
 		</layout_panel>
-		<layout_stack name="voice_effect_and_leave_call_stack">
-			<layout_panel name="leave_call_btn_panel">
-				<button label="Quitter l&apos;appel" name="leave_call_btn"/>
-			</layout_panel>
-		</layout_stack>
+        <layout_panel name="leave_call_panel">
+			<layout_stack name="voice_effect_and_leave_call_stack">
+				<layout_panel name="leave_call_btn_panel">
+					<button label="Quitter l&apos;appel" name="leave_call_btn"/>
+				</layout_panel>
+			</layout_stack>
+		</layout_panel>
 	</layout_stack>
 </floater>
diff --git a/indra/newview/skins/default/xui/fr/panel_notifications_channel.xml b/indra/newview/skins/default/xui/fr/panel_notifications_channel.xml
index 5beb71981c..110e017050 100644
--- a/indra/newview/skins/default/xui/fr/panel_notifications_channel.xml
+++ b/indra/newview/skins/default/xui/fr/panel_notifications_channel.xml
@@ -1,15 +1,19 @@
 <?xml version="1.0" encoding="utf-8" standalone="yes"?>
 <panel name="notifications_panel">
 	<layout_stack name="stack1">
-		<scroll_list name="notifications_list">
-			<column label="Nom" name="name"/>
-			<column label="Contenu" name="content"/>
-			<column label="Date" name="date"/>
-		</scroll_list>
-		<scroll_list name="notification_rejects_list">
-			<column label="Nom" name="name"/>
-			<column label="Contenu" name="content"/>
-			<column label="Date" name="date"/>
-		</scroll_list>
+	     <layout_panel name="notifications_list_panel" >
+			<scroll_list name="notifications_list">
+				<column label="Nom" name="name"/>
+				<column label="Contenu" name="content"/>
+				<column label="Date" name="date"/>
+			</scroll_list>
+		</layout_panel>
+	     <layout_panel name="rejects_list_panel" >
+			<scroll_list name="notification_rejects_list">
+				<column label="Nom" name="name"/>
+				<column label="Contenu" name="content"/>
+				<column label="Date" name="date"/>
+			</scroll_list>
+		</layout_panel>
 	</layout_stack>
 </panel>
diff --git a/indra/newview/skins/default/xui/fr/panel_prim_media_controls.xml b/indra/newview/skins/default/xui/fr/panel_prim_media_controls.xml
index f6b9bdcb81..f16fcebd02 100644
--- a/indra/newview/skins/default/xui/fr/panel_prim_media_controls.xml
+++ b/indra/newview/skins/default/xui/fr/panel_prim_media_controls.xml
@@ -7,9 +7,9 @@
 		0.2
 	</string>
 	<layout_stack name="progress_indicator_area">
-		<panel name="media_progress_indicator">
+		<layout_panel name="media_progress_indicator">
 			<progress_bar name="media_progress_bar" tool_tip="Le média est en cours de chargement"/>
-		</panel>
+		</layout_panel>
 	</layout_stack>
 	<layout_stack name="media_controls">
 		<layout_panel name="back">
diff --git a/indra/newview/skins/default/xui/it/floater_voice_controls.xml b/indra/newview/skins/default/xui/it/floater_voice_controls.xml
index d2fd462062..4741d8d32f 100644
--- a/indra/newview/skins/default/xui/it/floater_voice_controls.xml
+++ b/indra/newview/skins/default/xui/it/floater_voice_controls.xml
@@ -19,10 +19,12 @@
 		<layout_panel name="my_panel">
 			<text name="user_text" value="Il mio avatar:"/>
 		</layout_panel>
-		<layout_stack name="voice_effect_and_leave_call_stack">
-			<layout_panel name="leave_call_btn_panel">
-				<button label="Abbandona chiamata" name="leave_call_btn"/>
-			</layout_panel>
-		</layout_stack>
+        <layout_panel name="leave_call_panel">
+				<layout_stack name="voice_effect_and_leave_call_stack">
+				<layout_panel name="leave_call_btn_panel">
+					<button label="Abbandona chiamata" name="leave_call_btn"/>
+				</layout_panel>
+			</layout_stack>
+        </layout_panel>
 	</layout_stack>
 </floater>
diff --git a/indra/newview/skins/default/xui/it/panel_notes.xml b/indra/newview/skins/default/xui/it/panel_notes.xml
index 9ce6b47a32..945bff1603 100644
--- a/indra/newview/skins/default/xui/it/panel_notes.xml
+++ b/indra/newview/skins/default/xui/it/panel_notes.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8" standalone="yes"?>
 <panel label="Note e Privacy" name="panel_notes">
 	<layout_stack name="layout">
-		<panel name="notes_stack">
+		<layout_panel name="notes_stack">
 			<scroll_container name="profile_scroll">
 				<panel name="profile_scroll_panel">
 					<text name="status_message" value="Le mie note private:"/>
@@ -11,13 +11,13 @@
 					<check_box label="Modificare, eliminare o prendere i miei oggetti" name="objects_check"/>
 				</panel>
 			</scroll_container>
-		</panel>
-		<panel name="notes_buttons_panel">
+		</layout_panel>
+		<layout_panel name="notes_buttons_panel">
 			<button label="Aggiungi amico" name="add_friend" tool_tip="Offri amicizia a questo residente"/>
 			<button label="IM" name="im" tool_tip="Apri una sessione messaggio istantaneo"/>
 			<button label="Chiama" name="call" tool_tip="Chiama questo residente"/>
 			<button label="Mappa" name="show_on_map_btn" tool_tip="Mostra il residente sulla mappa"/>
 			<button label="Teleport" name="teleport" tool_tip="Offri teleport"/>
-		</panel>
+		</layout_panel>
 	</layout_stack>
 </panel>
diff --git a/indra/newview/skins/default/xui/it/panel_prim_media_controls.xml b/indra/newview/skins/default/xui/it/panel_prim_media_controls.xml
index ef7aaf2e8c..4620d72977 100644
--- a/indra/newview/skins/default/xui/it/panel_prim_media_controls.xml
+++ b/indra/newview/skins/default/xui/it/panel_prim_media_controls.xml
@@ -13,9 +13,9 @@
 		50
 	</string>
 	<layout_stack name="progress_indicator_area">
-		<panel name="media_progress_indicator">
+		<layout_panel name="media_progress_indicator">
 			<progress_bar name="media_progress_bar" tool_tip="L&apos;elemento multimediale è in caricamento"/>
-		</panel>
+		</layout_panel>
 	</layout_stack>
 	<layout_stack name="media_controls">
 		<layout_panel name="back">
diff --git a/indra/newview/skins/default/xui/ja/floater_voice_controls.xml b/indra/newview/skins/default/xui/ja/floater_voice_controls.xml
index 4b95aa544f..0caca22bc1 100644
--- a/indra/newview/skins/default/xui/ja/floater_voice_controls.xml
+++ b/indra/newview/skins/default/xui/ja/floater_voice_controls.xml
@@ -19,10 +19,12 @@
 		<layout_panel name="my_panel">
 			<text name="user_text" value="マイ アバター："/>
 		</layout_panel>
-		<layout_stack name="voice_effect_and_leave_call_stack">
-			<layout_panel name="leave_call_btn_panel">
-				<button label="コール終了" name="leave_call_btn"/>
-			</layout_panel>
-		</layout_stack>
+        <layout_panel name="leave_call_panel">
+			<layout_stack name="voice_effect_and_leave_call_stack">
+				<layout_panel name="leave_call_btn_panel">
+					<button label="コール終了" name="leave_call_btn"/>
+				</layout_panel>
+			</layout_stack>
+		</layout_panel>
 	</layout_stack>
 </floater>
diff --git a/indra/newview/skins/default/xui/ja/panel_notifications_channel.xml b/indra/newview/skins/default/xui/ja/panel_notifications_channel.xml
index 5723535fd2..aff427ed49 100644
--- a/indra/newview/skins/default/xui/ja/panel_notifications_channel.xml
+++ b/indra/newview/skins/default/xui/ja/panel_notifications_channel.xml
@@ -1,15 +1,19 @@
 <?xml version="1.0" encoding="utf-8" standalone="yes"?>
 <panel name="notifications_panel">
 	<layout_stack name="stack1">
-		<scroll_list name="notifications_list">
-			<column label="名前" name="name"/>
-			<column label="コンテンツ" name="content"/>
-			<column label="日付" name="date"/>
-		</scroll_list>
-		<scroll_list name="notification_rejects_list">
-			<column label="名前" name="name"/>
-			<column label="コンテンツ" name="content"/>
-			<column label="日付" name="date"/>
-		</scroll_list>
+		<layout_panel name="notifications_list_panel">
+			<scroll_list name="notifications_list">
+				<column label="名前" name="name"/>
+				<column label="コンテンツ" name="content"/>
+				<column label="日付" name="date"/>
+			</scroll_list>
+		</layout_panel>
+		<layout_panel name="rejects_list_panel">
+			<scroll_list name="notification_rejects_list">
+				<column label="名前" name="name"/>
+				<column label="コンテンツ" name="content"/>
+				<column label="日付" name="date"/>
+			</scroll_list>
+		</layout_panel>
 	</layout_stack>
 </panel>
diff --git a/indra/newview/skins/default/xui/ja/panel_prim_media_controls.xml b/indra/newview/skins/default/xui/ja/panel_prim_media_controls.xml
index a9897c7ae4..5506373eb0 100644
--- a/indra/newview/skins/default/xui/ja/panel_prim_media_controls.xml
+++ b/indra/newview/skins/default/xui/ja/panel_prim_media_controls.xml
@@ -7,9 +7,9 @@
 		0.2
 	</string>
 	<layout_stack name="progress_indicator_area">
-		<panel name="media_progress_indicator">
+		<layout_panel name="media_progress_indicator">
 			<progress_bar name="media_progress_bar" tool_tip="ローディング"/>
-		</panel>
+		</layout_panel>
 	</layout_stack>
 	<layout_stack name="media_controls">
 		<layout_panel name="back">
diff --git a/indra/newview/skins/default/xui/pl/floater_voice_controls.xml b/indra/newview/skins/default/xui/pl/floater_voice_controls.xml
index c222e4edbb..80200cfb21 100644
--- a/indra/newview/skins/default/xui/pl/floater_voice_controls.xml
+++ b/indra/newview/skins/default/xui/pl/floater_voice_controls.xml
@@ -19,10 +19,12 @@
 		<layout_panel name="my_panel">
 			<text name="user_text" value="Mój awatar:"/>
 		</layout_panel>
-		<layout_stack name="voice_effect_and_leave_call_stack">
-			<layout_panel name="leave_call_btn_panel">
-				<button label="Zakończ rozmowę" name="leave_call_btn"/>
-			</layout_panel>
-		</layout_stack>
+        <layout_panel name="leave_call_panel">
+			<layout_stack name="voice_effect_and_leave_call_stack">
+				<layout_panel name="leave_call_btn_panel">
+					<button label="Zakończ rozmowę" name="leave_call_btn"/>
+				</layout_panel>
+			</layout_stack>
+		</layout_panel>
 	</layout_stack>
 </floater>
diff --git a/indra/newview/skins/default/xui/pl/panel_notes.xml b/indra/newview/skins/default/xui/pl/panel_notes.xml
index 35cb7e1bce..ec6008065f 100644
--- a/indra/newview/skins/default/xui/pl/panel_notes.xml
+++ b/indra/newview/skins/default/xui/pl/panel_notes.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8" standalone="yes"?>
 <panel label="Notatki &amp; Prywatność" name="panel_notes">
 	<layout_stack name="layout">
-		<panel name="notes_stack">
+		<layout_panel name="notes_stack">
 			<scroll_container name="profile_scroll">
 				<panel name="profile_scroll_panel">
 					<text name="status_message" value="Notatki:"/>
@@ -11,13 +11,13 @@
 					<check_box label="Edytowanie, kasowanie lub zabieranie moich obiektów" name="objects_check"/>
 				</panel>
 			</scroll_container>
-		</panel>
-		<panel name="notes_buttons_panel">
+		</layout_panel>
+		<layout_panel name="notes_buttons_panel">
 			<button label="Dodaj do znajomych" name="add_friend" tool_tip="Zaoferuj znajomość Rezydentowi"/>
 			<button label="IM" name="im" tool_tip="Otwórz wiadomości IM"/>
 			<button label="Dzwoń" name="call" tool_tip="Zadzwoń do Rezydenta"/>
 			<button label="Mapa" name="show_on_map_btn" tool_tip="Pokaż Rezydenta na mapie"/>
 			<button label="Teleportuj" name="teleport" tool_tip="Teleportuj"/>
-		</panel>
+		</layout_panel>
 	</layout_stack>
 </panel>
diff --git a/indra/newview/skins/default/xui/pl/panel_prim_media_controls.xml b/indra/newview/skins/default/xui/pl/panel_prim_media_controls.xml
index f10ce5ea4d..7f66ac5d93 100644
--- a/indra/newview/skins/default/xui/pl/panel_prim_media_controls.xml
+++ b/indra/newview/skins/default/xui/pl/panel_prim_media_controls.xml
@@ -13,9 +13,9 @@
 		50
 	</string>
 	<layout_stack name="progress_indicator_area">
-		<panel name="media_progress_indicator">
+		<layout_panel name="media_progress_indicator">
 			<progress_bar name="media_progress_bar" tool_tip="Wczytywanie mediów"/>
-		</panel>
+		</layout_panel>
 	</layout_stack>
 	<layout_stack name="media_controls">
 		<layout_panel name="back">
diff --git a/indra/newview/skins/default/xui/pt/floater_voice_controls.xml b/indra/newview/skins/default/xui/pt/floater_voice_controls.xml
index 44f08b76b5..2337ee3074 100644
--- a/indra/newview/skins/default/xui/pt/floater_voice_controls.xml
+++ b/indra/newview/skins/default/xui/pt/floater_voice_controls.xml
@@ -19,10 +19,12 @@
 		<layout_panel name="my_panel">
 			<text name="user_text" value="Meu avatar:"/>
 		</layout_panel>
-		<layout_stack name="voice_effect_and_leave_call_stack">
-			<layout_panel name="leave_call_btn_panel">
-				<button label="Desligar" name="leave_call_btn"/>
-			</layout_panel>
-		</layout_stack>
+        <layout_panel name="leave_call_panel">
+			<layout_stack name="voice_effect_and_leave_call_stack">
+				<layout_panel name="leave_call_btn_panel">
+					<button label="Desligar" name="leave_call_btn"/>
+				</layout_panel>
+			</layout_stack>
+		</layout_panel>
 	</layout_stack>
 </floater>
diff --git a/indra/newview/skins/default/xui/pt/panel_notes.xml b/indra/newview/skins/default/xui/pt/panel_notes.xml
index 9aa842d9a5..6fb614a8c4 100644
--- a/indra/newview/skins/default/xui/pt/panel_notes.xml
+++ b/indra/newview/skins/default/xui/pt/panel_notes.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8" standalone="yes"?>
 <panel label="Anotações e Privacidade" name="panel_notes">
 	<layout_stack name="layout">
-		<panel name="notes_stack">
+		<layout_panel name="notes_stack">
 			<scroll_container name="profile_scroll">
 				<panel name="profile_scroll_panel">
 					<text name="status_message" value="Minhas anotações privadas:"/>
@@ -11,13 +11,13 @@
 					<check_box label="Pegar, editar ou excluir objetos meus" name="objects_check"/>
 				</panel>
 			</scroll_container>
-		</panel>
-		<panel name="notes_buttons_panel">
+		</layout_panel>
+		<layout_panel name="notes_buttons_panel">
 			<button label="Adicionar amigo" name="add_friend" tool_tip="Oferecer amizade ao residente"/>
 			<button label="MI" name="im" tool_tip="Abrir sessão de mensagem instantânea"/>
 			<button label="Ligar" name="call" tool_tip="Ligar para este residente"/>
 			<button label="Mapa" name="show_on_map_btn" tool_tip="Exibir o residente no mapa"/>
 			<button label="Teletransportar" name="teleport" tool_tip="Oferecer teletransporte"/>
-		</panel>
+		</layout_panel>
 	</layout_stack>
 </panel>
diff --git a/indra/newview/skins/default/xui/pt/panel_prim_media_controls.xml b/indra/newview/skins/default/xui/pt/panel_prim_media_controls.xml
index a1254b4da0..9e07b6772f 100644
--- a/indra/newview/skins/default/xui/pt/panel_prim_media_controls.xml
+++ b/indra/newview/skins/default/xui/pt/panel_prim_media_controls.xml
@@ -13,9 +13,9 @@
 		50
 	</string>
 	<layout_stack name="progress_indicator_area">
-		<panel name="media_progress_indicator">
+		<layout_panel name="media_progress_indicator">
 			<progress_bar name="media_progress_bar" tool_tip="Carregando mídia"/>
-		</panel>
+		</layout_panel>
 	</layout_stack>
 	<layout_stack name="media_controls">
 		<layout_panel name="back">