diff --git a/indra/newview/CMakeLists.txt b/indra/newview/CMakeLists.txt
index 09622d3af581d84602ae74466191a620ecb93885..b478270586ed8eaa7084023e334b5b07637727ea 100644
--- a/indra/newview/CMakeLists.txt
+++ b/indra/newview/CMakeLists.txt
@@ -443,6 +443,7 @@ set(viewer_SOURCE_FILES
     lltoastimpanel.cpp
     lltoastnotifypanel.cpp
     lltoastpanel.cpp
+    lltoastscripttextbox.cpp
     lltool.cpp
     lltoolbrush.cpp
     lltoolcomp.cpp
@@ -971,6 +972,7 @@ set(viewer_HEADER_FILES
     lltoastimpanel.h
     lltoastnotifypanel.h
     lltoastpanel.h
+    lltoastscripttextbox.h
     lltool.h
     lltoolbrush.h
     lltoolcomp.h
diff --git a/indra/newview/llscriptfloater.cpp b/indra/newview/llscriptfloater.cpp
index 2334f0cde5544ad7592c73acaab1bd6f56974cd3..170e23e4c5d98c1583162c8ee3466e942970defa 100644
--- a/indra/newview/llscriptfloater.cpp
+++ b/indra/newview/llscriptfloater.cpp
@@ -32,11 +32,13 @@
 #include "llchannelmanager.h"
 #include "llchiclet.h"
 #include "llfloaterreg.h"
+#include "lllslconstants.h"
 #include "llnotifications.h"
 #include "llnotificationsutil.h"
 #include "llscreenchannel.h"
 #include "llsyswellwindow.h"
 #include "lltoastnotifypanel.h"
+#include "lltoastscripttextbox.h"
 #include "lltrans.h"
 #include "llviewerwindow.h"
 #include "llimfloater.h"
@@ -151,10 +153,18 @@ void LLScriptFloater::createForm(const LLUUID& notification_id)
 
 	// create new form
 	LLRect toast_rect = getRect();
-	// LLToastNotifyPanel will fit own content in vertical direction,
-	// but it needs an initial rect to properly calculate  its width
- 	// Use an initial rect of the script floater to make the floater window more configurable.
-	mScriptForm = new LLToastNotifyPanel(notification, toast_rect); 
+	if (isScriptTextbox(notification))
+	{
+		mScriptForm = new LLToastScriptTextbox(notification);
+	}
+	else
+	{
+		// LLToastNotifyPanel will fit own content in vertical direction,
+		// but it needs an initial rect to properly calculate  its width
+		// Use an initial rect of the script floater to make the floater
+		// window more configurable.
+		mScriptForm = new LLToastNotifyPanel(notification, toast_rect); 
+	}
 	addChild(mScriptForm);
 
 	// position form on floater
@@ -564,4 +574,32 @@ void LLScriptFloaterManager::setFloaterVisible(const LLUUID& notification_id, bo
 	}
 }
 
+//////////////////////////////////////////////////////////////////
+
+bool LLScriptFloater::isScriptTextbox(LLNotificationPtr notification)
+{
+	// get a form for the notification
+	LLNotificationFormPtr form(notification->getForm());
+
+	if (form)
+	{
+		// get number of elements in the form
+		int num_options = form->getNumElements();
+	
+		// if ANY of the buttons have the magic lltextbox string as
+		// name, then treat the whole dialog as a simple text entry
+		// box (i.e. mixed button and textbox forms are not supported)
+		for (int i=0; i<num_options; ++i)
+		{
+			LLSD form_element = form->getElement(i);
+			if (form_element["name"].asString() == TEXTBOX_MAGIC_TOKEN)
+			{
+				return true;
+			}
+		}
+	}
+
+	return false;
+}
+
 // EOF
diff --git a/indra/newview/llscriptfloater.h b/indra/newview/llscriptfloater.h
index da70bb4334680598c648fc7ddfb2d07eb94ad1c9..dc52baa11528a0c4d7b8ad6dd11e5c4fc5c766b2 100644
--- a/indra/newview/llscriptfloater.h
+++ b/indra/newview/llscriptfloater.h
@@ -28,6 +28,7 @@
 #define LL_SCRIPTFLOATER_H
 
 #include "lltransientdockablefloater.h"
+#include "llnotificationptr.h"
 
 class LLToastNotifyPanel;
 
@@ -203,6 +204,8 @@ class LLScriptFloater : public LLDockableFloater
 	void dockToChiclet(bool dock);
 
 private:
+	bool isScriptTextbox(LLNotificationPtr notification);
+
 	LLToastNotifyPanel* mScriptForm;
 	LLUUID mNotificationId;
 	LLUUID mObjectId;
diff --git a/indra/newview/lltoastgroupnotifypanel.cpp b/indra/newview/lltoastgroupnotifypanel.cpp
index 371aad64bbd3950e2ce4095769380750c63feccf..563c27c4d739ddbf535a2f01bc2ced256e778a01 100644
--- a/indra/newview/lltoastgroupnotifypanel.cpp
+++ b/indra/newview/lltoastgroupnotifypanel.cpp
@@ -60,7 +60,7 @@ LLToastGroupNotifyPanel::LLToastGroupNotifyPanel(LLNotificationPtr& notification
 	LLGroupData groupData;
 	if (!gAgent.getGroupData(payload["group_id"].asUUID(),groupData))
 	{
-		llwarns << "Group notice for unkown group: " << payload["group_id"].asUUID() << llendl;
+		llwarns << "Group notice for unknown group: " << payload["group_id"].asUUID() << llendl;
 	}
 
 	//group icon
diff --git a/indra/newview/lltoastnotifypanel.cpp b/indra/newview/lltoastnotifypanel.cpp
index 9017f5ec5574e175e0f07295a15ae28695fd2bfc..3f7dc24ade072686fe286c42806b2e9f4501a63b 100644
--- a/indra/newview/lltoastnotifypanel.cpp
+++ b/indra/newview/lltoastnotifypanel.cpp
@@ -33,6 +33,7 @@
 
 // library includes
 #include "lldbstrings.h"
+#include "lllslconstants.h"
 #include "llnotifications.h"
 #include "lluiconstants.h"
 #include "llrect.h"
@@ -70,11 +71,11 @@ mCloseNotificationOnDestroy(true)
 	mControlPanel = getChild<LLPanel>("control_panel");
 	BUTTON_WIDTH = gSavedSettings.getS32("ToastButtonWidth");
 	// customize panel's attributes
-	// is it intended for displaying a tip
+	// is it intended for displaying a tip?
 	mIsTip = notification->getType() == "notifytip";
-	// is it a script dialog
+	// is it a script dialog?
 	mIsScriptDialog = (notification->getName() == "ScriptDialog" || notification->getName() == "ScriptDialogGroup");
-	// is it a caution
+	// is it a caution?
 	//
 	// caution flag can be set explicitly by specifying it in the notification payload, or it can be set implicitly if the
 	// notify xml template specifies that it is a caution
@@ -139,6 +140,12 @@ mCloseNotificationOnDestroy(true)
 			LLSD form_element = form->getElement(i);
 			if (form_element["type"].asString() != "button")
 			{
+				// not a button.
+				continue;
+			}
+			if (form_element["name"].asString() == TEXTBOX_MAGIC_TOKEN)
+			{
+				// a textbox pretending to be a button.
 				continue;
 			}
 			LLButton* new_button = createButton(form_element, TRUE);
@@ -159,7 +166,7 @@ mCloseNotificationOnDestroy(true)
 			if(h_pad < 2*HPAD)
 			{
 				/*
-				 * Probably it is  a scriptdialog toast
+				 * Probably it is a scriptdialog toast
 				 * for a scriptdialog toast h_pad can be < 2*HPAD if we have a lot of buttons.
 				 * In last case set default h_pad to avoid heaping of buttons 
 				 */
@@ -261,7 +268,7 @@ LLButton* LLToastNotifyPanel::createButton(const LLSD& form_element, BOOL is_opt
 	}
 	else if (mIsScriptDialog && is_ignore_btn)
 	{
-		// this is ignore button,make it smaller
+		// this is ignore button, make it smaller
 		p.rect.height = BTN_HEIGHT_SMALL;
 		p.rect.width = 1;
 		p.auto_resize = true;
diff --git a/indra/newview/lltoastscripttextbox.cpp b/indra/newview/lltoastscripttextbox.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..c013f521cc46289ee5d76bdb665a278f049b5fd1
--- /dev/null
+++ b/indra/newview/lltoastscripttextbox.cpp
@@ -0,0 +1,109 @@
+/**
+ * @file lltoastscripttextbox.cpp
+ * @brief Panel for script llTextBox dialogs
+ *
+ * $LicenseInfo:firstyear=2001&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#include "llviewerprecompiledheaders.h"
+
+#include "lltoastscripttextbox.h"
+
+#include "llfocusmgr.h"
+
+#include "llbutton.h"
+#include "llnotifications.h"
+#include "llviewertexteditor.h"
+
+#include "llavatarnamecache.h"
+#include "lluiconstants.h"
+#include "llui.h"
+#include "llviewercontrol.h"
+#include "lltrans.h"
+#include "llstyle.h"
+
+#include "llglheaders.h"
+#include "llagent.h"
+
+const S32 LLToastScriptTextbox::DEFAULT_MESSAGE_MAX_LINE_COUNT= 7;
+
+LLToastScriptTextbox::LLToastScriptTextbox(LLNotificationPtr& notification)
+:	LLToastNotifyPanel(notification)
+{
+	buildFromFile( "panel_notify_textbox.xml");
+
+	const LLSD& payload = notification->getPayload();
+
+	//message body
+	const std::string& message = payload["message"].asString();
+
+	LLViewerTextEditor* pMessageText = getChild<LLViewerTextEditor>("message");
+	pMessageText->clear();
+
+	LLStyle::Params style;
+	style.font = pMessageText->getDefaultFont();
+	pMessageText->appendText(message, TRUE, style);
+
+	//submit button
+	LLButton* pSubmitBtn = getChild<LLButton>("btn_submit");
+	pSubmitBtn->setClickedCallback((boost::bind(&LLToastScriptTextbox::onClickSubmit, this)));
+	setDefaultBtn(pSubmitBtn);
+
+	S32 maxLinesCount;
+	std::istringstream ss( getString("message_max_lines_count") );
+	if (!(ss >> maxLinesCount))
+	{
+		maxLinesCount = DEFAULT_MESSAGE_MAX_LINE_COUNT;
+	}
+	//snapToMessageHeight(pMessageText, maxLinesCount);
+}
+
+// virtual
+LLToastScriptTextbox::~LLToastScriptTextbox()
+{
+}
+
+void LLToastScriptTextbox::close()
+{
+	die();
+}
+
+#include "lllslconstants.h"
+void LLToastScriptTextbox::onClickSubmit()
+{
+	LLViewerTextEditor* pMessageText = getChild<LLViewerTextEditor>("message");
+
+	if (pMessageText)
+	{
+		LLSD response = mNotification->getResponseTemplate();
+		response[TEXTBOX_MAGIC_TOKEN] = pMessageText->getText();
+		if (response[TEXTBOX_MAGIC_TOKEN].asString().empty())
+		{
+			// so we can distinguish between a successfully
+			// submitted blank textbox, and an ignored toast
+			response[TEXTBOX_MAGIC_TOKEN] = true;
+		}
+		mNotification->respond(response);
+		close();
+		llwarns << response << llendl;
+	}
+}
diff --git a/indra/newview/lltoastscripttextbox.h b/indra/newview/lltoastscripttextbox.h
new file mode 100644
index 0000000000000000000000000000000000000000..ae3b545e0a8b3e4ff7bb5e8b4117b02c6996044d
--- /dev/null
+++ b/indra/newview/lltoastscripttextbox.h
@@ -0,0 +1,58 @@
+/**
+ * @file lltoastscripttextbox.h
+ * @brief Panel for script llTextBox dialogs
+ *
+ * $LicenseInfo:firstyear=2001&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLTOASTSCRIPTTEXTBOX_H
+#define LL_LLTOASTSCRIPTTEXTBOX_H
+
+#include "lltoastnotifypanel.h"
+#include "llnotificationptr.h"
+
+class LLButton;
+
+/**
+ * Toast panel for scripted llTextbox notifications.
+ */
+class LLToastScriptTextbox
+:	public LLToastNotifyPanel
+{
+public:
+	void close();
+
+	static bool onNewNotification(const LLSD& notification);
+
+	// Non-transient messages.  You can specify non-default button
+	// layouts (like one for script dialogs) by passing various
+	// numbers in for "layout".
+	LLToastScriptTextbox(LLNotificationPtr& notification);
+
+	/*virtual*/ ~LLToastScriptTextbox();
+protected:
+	void onClickSubmit();
+private:
+	static const S32 DEFAULT_MESSAGE_MAX_LINE_COUNT;
+};
+
+#endif
diff --git a/indra/newview/llviewermessage.cpp b/indra/newview/llviewermessage.cpp
index 7c0fc681a43f4f03e0abeaa8f58ac5a0b73d2796..700b5e9fb1ff1eec19e5f6b211990b07b36c2113 100644
--- a/indra/newview/llviewermessage.cpp
+++ b/indra/newview/llviewermessage.cpp
@@ -39,6 +39,7 @@
 #include "llfloaterreg.h"
 #include "llfollowcamparams.h"
 #include "llinventorydefines.h"
+#include "lllslconstants.h"
 #include "llregionhandle.h"
 #include "llsdserialize.h"
 #include "llteleportflags.h"
@@ -6435,8 +6436,22 @@ const char* SCRIPT_DIALOG_HEADER = "Script Dialog:\n";
 bool callback_script_dialog(const LLSD& notification, const LLSD& response)
 {
 	LLNotificationForm form(notification["form"]);
-	std::string button = LLNotification::getSelectedOptionName(response);
-	S32 button_idx = LLNotification::getSelectedOption(notification, response);
+
+	std::string rtn_text;
+	S32 button_idx;
+	button_idx = LLNotification::getSelectedOption(notification, response);
+	if (response[TEXTBOX_MAGIC_TOKEN].isDefined())
+	{
+		if (response[TEXTBOX_MAGIC_TOKEN].isString())
+			rtn_text = response[TEXTBOX_MAGIC_TOKEN].asString();
+		else
+			rtn_text.clear(); // bool marks empty string
+	}
+	else
+	{
+		rtn_text = LLNotification::getSelectedOptionName(response);
+	}
+
 	// Didn't click "Ignore"
 	if (button_idx != -1)
 	{
@@ -6449,7 +6464,7 @@ bool callback_script_dialog(const LLSD& notification, const LLSD& response)
 		msg->addUUID("ObjectID", notification["payload"]["object_id"].asUUID());
 		msg->addS32("ChatChannel", notification["payload"]["chat_channel"].asInteger());
 		msg->addS32("ButtonIndex", button_idx);
-		msg->addString("ButtonLabel", button);
+		msg->addString("ButtonLabel", rtn_text);
 		msg->sendReliable(LLHost(notification["payload"]["sender"].asString()));
 	}
 
diff --git a/indra/newview/skins/default/xui/en/panel_notify_textbox.xml b/indra/newview/skins/default/xui/en/panel_notify_textbox.xml
new file mode 100644
index 0000000000000000000000000000000000000000..4634eeed4676ef840885b56894568c11d8bc0250
--- /dev/null
+++ b/indra/newview/skins/default/xui/en/panel_notify_textbox.xml
@@ -0,0 +1,68 @@
+<?xml version="1.0" encoding="utf-8" standalone="yes" ?>
+<panel
+   background_visible="true"
+   height="230"
+   label="instant_message"
+   layout="topleft"
+   left="0"
+   name="panel_notify_textbox"
+   top="0"
+   width="305">
+  <string
+     name="message_max_lines_count"
+     value="7" />
+  <panel
+   bevel_style="none"
+   follows="left|right|top"
+   height="150"
+   label="info_panel"
+   layout="topleft"
+   left="0"
+   name="info_panel"
+   top="0"
+   width="305">
+    <text_editor
+     parse_urls="true"
+     enabled="true"
+     follows="all"
+     height="60"
+     layout="topleft"
+     left="25"
+     max_length="250"
+     name="message"
+     parse_highlights="true"
+     read_only="false"
+     top="40"
+     type="string"
+     use_ellipses="true"
+     value="message"
+     width="260"
+     word_wrap="true" >
+    </text_editor>
+     parse_urls="false"
+    <button
+     top="110"
+     follows="top|left"
+     height="20"
+     label="Submit"
+     layout="topleft"
+     left="25"
+     name="btn_submit"
+     width="70" />
+  </panel>
+  <panel
+     background_visible="false"
+     follows="left|right|bottom"
+     height="0" 
+     width="290"
+     label="control_panel"
+     layout="topleft"
+     left="10"
+     name="control_panel"
+     top_pad="5">
+    <!-- 
+	 Notes:
+	 This panel holds the Ignore button and possibly other buttons of notification.
+      -->
+  </panel>
+</panel>