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diff --git a/linden/indra/newview/llviewerjoystick.cpp b/linden/indra/newview/llviewerjoystick.cpp
new file mode 100644
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+++ b/linden/indra/newview/llviewerjoystick.cpp
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+/** 
+ * @file llviewerjoystick.cpp
+ * @brief Joystick functionality.
+ *
+ * Copyright (c) 2002-2007, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlife.com/developers/opensource/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at http://secondlife.com/developers/opensource/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ */
+
+#include "llviewerprecompiledheaders.h"
+#include "llviewercontrol.h"
+#include "llviewerwindow.h"
+#include "llviewercamera.h"
+#include "llviewerjoystick.h"
+#include "viewer.h"
+#include "llkeyboard.h"
+
+static LLQuaternion sFlycamRotation;
+static LLVector3 sFlycamPosition;
+static F32              sFlycamZoom;
+
+BOOL  LLViewerJoystick::sOverrideCamera = FALSE;
+
+void LLViewerJoystick::updateCamera(BOOL reset)
+{
+        static F32 last_delta[] = {0,0,0,0,0,0,0};
+        static F32 delta[] = { 0,0,0,0,0,0,0 };
+
+        LLWindow* window = gViewerWindow->getWindow();
+
+        F32 time = gFrameIntervalSeconds;
+
+        S32 axis[] = 
+        {
+                gSavedSettings.getS32("FlycamAxis0"),
+                gSavedSettings.getS32("FlycamAxis1"),
+                gSavedSettings.getS32("FlycamAxis2"),
+                gSavedSettings.getS32("FlycamAxis3"),
+                gSavedSettings.getS32("FlycamAxis4"),
+                gSavedSettings.getS32("FlycamAxis5"),
+                gSavedSettings.getS32("FlycamAxis6")
+        };
+
+        F32 axis_scale[] =
+        {
+                gSavedSettings.getF32("FlycamAxisScale0"),
+                gSavedSettings.getF32("FlycamAxisScale1"),
+                gSavedSettings.getF32("FlycamAxisScale2"),
+                gSavedSettings.getF32("FlycamAxisScale3"),
+                gSavedSettings.getF32("FlycamAxisScale4"),
+                gSavedSettings.getF32("FlycamAxisScale5"),
+                gSavedSettings.getF32("FlycamAxisScale6")
+        };
+
+        F32 dead_zone[] =
+        {
+                gSavedSettings.getF32("FlycamAxisDeadZone0"),
+                gSavedSettings.getF32("FlycamAxisDeadZone1"),
+                gSavedSettings.getF32("FlycamAxisDeadZone2"),
+                gSavedSettings.getF32("FlycamAxisDeadZone3"),
+                gSavedSettings.getF32("FlycamAxisDeadZone4"),
+                gSavedSettings.getF32("FlycamAxisDeadZone5"),
+                gSavedSettings.getF32("FlycamAxisDeadZone6")
+        };
+
+        if (reset)
+        {
+                sFlycamPosition = gCamera->getOrigin();
+                sFlycamRotation = gCamera->getQuaternion();
+                sFlycamZoom = gCamera->getView();
+
+                for (U32 i = 0; i < 7; i++)
+                {
+                        last_delta[i] = -window->getJoystickAxis(axis[i]);
+                        delta[i] = 0.f;
+                }
+                return;
+        }
+
+        F32 cur_delta[7];
+        F32 feather = gSavedSettings.getF32("FlycamFeathering");
+        BOOL absolute = gSavedSettings.getBOOL("FlycamAbsolute");
+
+        for (U32 i = 0; i < 7; i++)
+        {
+                cur_delta[i] = -window->getJoystickAxis(axis[i]);       
+                F32 tmp = cur_delta[i];
+                if (absolute)
+                {
+                        cur_delta[i] = cur_delta[i] - last_delta[i];
+                }
+                last_delta[i] = tmp;
+
+                if (cur_delta[i] > 0)
+                {
+                        cur_delta[i] = llmax(cur_delta[i]-dead_zone[i], 0.f);
+                }
+                else
+                {
+                        cur_delta[i] = llmin(cur_delta[i]+dead_zone[i], 0.f);
+                }
+                cur_delta[i] *= axis_scale[i];
+                
+                if (!absolute)
+                {
+                        cur_delta[i] *= time;
+                }
+
+                delta[i] = delta[i] + (cur_delta[i]-delta[i])*time*feather;
+        }
+        
+        sFlycamPosition += LLVector3(delta) * sFlycamRotation;
+
+        LLMatrix3 rot_mat(delta[3],
+                                          delta[4],
+                                          delta[5]);
+        
+        sFlycamRotation = LLQuaternion(rot_mat)*sFlycamRotation;
+
+        if (gSavedSettings.getBOOL("FlycamAutoLeveling"))
+        {
+                LLMatrix3 level(sFlycamRotation);
+
+                LLVector3 x = LLVector3(level.mMatrix[0]);
+                LLVector3 y = LLVector3(level.mMatrix[1]);
+                LLVector3 z = LLVector3(level.mMatrix[2]);
+
+                y.mV[2] = 0.f;
+                y.normVec();
+
+                level.setRows(x,y,z);
+                level.orthogonalize();
+                                
+                LLQuaternion quat = LLQuaternion(level);
+                sFlycamRotation = nlerp(llmin(feather*time,1.f), sFlycamRotation, quat);
+        }
+
+        if (gSavedSettings.getBOOL("FlycamZoomDirect"))
+        {
+                sFlycamZoom = last_delta[6]*axis_scale[6]+dead_zone[6];
+        }
+        else
+        {
+                sFlycamZoom += delta[6];
+        }
+
+        LLMatrix3 mat(sFlycamRotation);
+
+        gCamera->setView(sFlycamZoom);
+        gCamera->setOrigin(sFlycamPosition);
+        gCamera->mXAxis = LLVector3(mat.mMatrix[0]);
+        gCamera->mYAxis = LLVector3(mat.mMatrix[1]);
+        gCamera->mZAxis = LLVector3(mat.mMatrix[2]);
+}
+
+
+void LLViewerJoystick::scanJoystick()
+{
+        if (!sOverrideCamera)
+        {
+                static U32 joystick_state = 0;
+                static U32 button_state = 0;
+
+                F32 xval = gViewerWindow->getWindow()->getJoystickAxis(0);
+                F32 yval = gViewerWindow->getWindow()->getJoystickAxis(1);
+
+                if (xval <= -0.5f)
+                {
+                        if (!(joystick_state & 0x1))
+                        {
+                                gKeyboard->handleTranslatedKeyDown(KEY_PAD_LEFT, 0);
+                                joystick_state |= 0x1;
+                        }
+                }
+                else 
+                {
+                        if (joystick_state & 0x1)
+                        {
+                                gKeyboard->handleTranslatedKeyUp(KEY_PAD_LEFT, 0);
+                                joystick_state &= ~0x1;
+                        }
+                }
+                if (xval >= 0.5f)
+                {
+                        if (!(joystick_state & 0x2))
+                        {
+                                gKeyboard->handleTranslatedKeyDown(KEY_PAD_RIGHT, 0);
+                                joystick_state |= 0x2;
+                        }
+                }
+                else 
+                {
+                        if (joystick_state & 0x2)
+                        {
+                                gKeyboard->handleTranslatedKeyUp(KEY_PAD_RIGHT, 0);
+                                joystick_state &= ~0x2;
+                        }
+                }
+                if (yval <= -0.5f)
+                {
+                        if (!(joystick_state & 0x4))
+                        {
+                                gKeyboard->handleTranslatedKeyDown(KEY_PAD_UP, 0);
+                                joystick_state |= 0x4;
+                        }
+                }
+                else 
+                {
+                        if (joystick_state & 0x4)
+                        {
+                                gKeyboard->handleTranslatedKeyUp(KEY_PAD_UP, 0);
+                                joystick_state &= ~0x4;
+                        }
+                }
+                if (yval >=  0.5f)
+                {
+                        if (!(joystick_state & 0x8))
+                        {
+                                gKeyboard->handleTranslatedKeyDown(KEY_PAD_DOWN, 0);
+                                joystick_state |= 0x8;
+                        }
+                }
+                else 
+                {
+                        if (joystick_state & 0x8)
+                        {
+                                gKeyboard->handleTranslatedKeyUp(KEY_PAD_DOWN, 0);
+                                joystick_state &= ~0x8;
+                        }
+                }
+
+                for( int i = 0; i < 15; i++ )
+                {
+                        if ( gViewerWindow->getWindow()->getJoystickButton(i) & 0x80 )
+                        {
+                                if (!(button_state & (1<<i)))
+                                {
+                                        gKeyboard->handleTranslatedKeyDown(KEY_BUTTON1+i, 0);
+                                        button_state |= (1<<i);
+                                }
+                        }
+                        else
+                        {
+                                if (button_state & (1<<i))
+                                {
+                                        gKeyboard->handleTranslatedKeyUp(KEY_BUTTON1+i, 0);
+                                        button_state &= ~(1<<i);
+                                }
+                        }
+                }
+        }
+}
+