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diff --git a/sourcemod-1.5-dev/scripting/include/sdktools_sound.inc b/sourcemod-1.5-dev/scripting/include/sdktools_sound.inc
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+/**
+ * vim: set ts=4 :
+ * =============================================================================
+ * SourceMod (C)2004-2008 AlliedModders LLC.  All rights reserved.
+ * =============================================================================
+ *
+ * This file is part of the SourceMod/SourcePawn SDK.
+ *
+ * This program is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License, version 3.0, as published by the
+ * Free Software Foundation.
+ * 
+ * This program 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 General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * As a special exception, AlliedModders LLC gives you permission to link the
+ * code of this program (as well as its derivative works) to "Half-Life 2," the
+ * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
+ * by the Valve Corporation.  You must obey the GNU General Public License in
+ * all respects for all other code used.  Additionally, AlliedModders LLC grants
+ * this exception to all derivative works.  AlliedModders LLC defines further
+ * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
+ * or <http://www.sourcemod.net/license.php>.
+ *
+ * Version: $Id$
+ */
+
+#if defined _sdktools_sound_included
+  #endinput
+#endif
+#define _sdktools_sound_included
+
+/**
+ * Sound should be from the target client.
+ */
+#define SOUND_FROM_PLAYER		-2
+
+/**
+ * Sound should be from the listen server player.
+ */
+#define SOUND_FROM_LOCAL_PLAYER	-1
+
+/**
+ * Sound is from the world.
+ */
+#define SOUND_FROM_WORLD		0
+
+/**
+ * Sound channels.
+ */
+enum
+{
+	SNDCHAN_REPLACE = -1,		/**< Unknown */
+	SNDCHAN_AUTO = 0,			/**< Auto */
+	SNDCHAN_WEAPON = 1,			/**< Weapons */
+	SNDCHAN_VOICE = 2,			/**< Voices */
+	SNDCHAN_ITEM = 3,			/**< Items */
+	SNDCHAN_BODY = 4,			/**< Player? */
+	SNDCHAN_STREAM = 5,			/**< "Stream channel from the static or dynamic area" */
+	SNDCHAN_STATIC = 6,			/**< "Stream channel from the static area" */
+	SNDCHAN_VOICE_BASE = 7,		/**< "Channel for network voice data" */
+	SNDCHAN_USER_BASE = 135		/**< Anything >= this is allocated to game code */
+};
+
+/**
+ * Sound flags for the sound emitter system.
+ */
+enum
+{
+	SND_NOFLAGS= 0,			/**< Nothing */
+	SND_CHANGEVOL = 1,		/**< Change sound volume */
+	SND_CHANGEPITCH = 2,	/**< Change sound pitch */
+	SND_STOP = 3,			/**< Stop the sound */
+	SND_SPAWNING = 4,		/**< Used in some cases for ambients */
+	SND_DELAY = 5,			/**< Sound has an initial delay */
+	SND_STOPLOOPING = 6,	/**< Stop looping all sounds on the entity */
+	SND_SPEAKER = 7,		/**< Being played by a mic through a speaker */
+	SND_SHOULDPAUSE = 8,	/**< Pause if game is paused */
+};
+
+/**
+ * Various predefined sound levels in dB.
+ */
+enum
+{
+	SNDLEVEL_NONE = 0,			/**< None */
+	SNDLEVEL_RUSTLE = 20,		/**< Rustling leaves */
+	SNDLEVEL_WHISPER = 25,		/**< Whispering */
+	SNDLEVEL_LIBRARY = 30,		/**< In a library */
+	SNDLEVEL_FRIDGE = 45,		/**< Refridgerator */
+	SNDLEVEL_HOME = 50,			/**< Average home (3.9 attn) */
+	SNDLEVEL_CONVO = 60,		/**< Normal conversation (2.0 attn) */
+	SNDLEVEL_DRYER = 60,		/**< Clothes dryer */
+	SNDLEVEL_DISHWASHER = 65,	/**< Dishwasher/washing machine (1.5 attn) */
+	SNDLEVEL_CAR = 70,			/**< Car or vacuum cleaner (1.0 attn) */
+	SNDLEVEL_NORMAL = 75,		/**< Normal sound level */
+	SNDLEVEL_TRAFFIC = 75,		/**< Busy traffic (0.8 attn) */
+	SNDLEVEL_MINIBIKE = 80,		/**< Mini-bike, alarm clock (0.7 attn) */
+	SNDLEVEL_SCREAMING = 90,	/**< Screaming child (0.5 attn) */
+	SNDLEVEL_TRAIN = 100,		/**< Subway train, pneumatic drill (0.4 attn) */
+	SNDLEVEL_HELICOPTER = 105,	/**< Helicopter */
+	SNDLEVEL_SNOWMOBILE = 110,	/**< Snow mobile */
+	SNDLEVEL_AIRCRAFT = 120,	/**< Auto horn, aircraft */
+	SNDLEVEL_RAIDSIREN = 130,	/**< Air raid siren */
+	SNDLEVEL_GUNFIRE = 140,		/**< Gunshot, jet engine (0.27 attn) */
+	SNDLEVEL_ROCKET = 180,		/**< Rocket launching (0.2 attn) */
+};
+
+#define SNDVOL_NORMAL		1.0		/**< Normal volume */
+#define SNDPITCH_NORMAL		100		/**< Normal pitch */
+#define SNDPITCH_LOW		95		/**< A low pitch */
+#define SNDPITCH_HIGH		120		/**< A high pitch */
+#define SNDATTN_NONE		0.0		/**< No attenuation */
+#define SNDATTN_NORMAL		0.8		/**< Normal attenuation */
+#define SNDATTN_STATIC		1.25	/**< Static attenuation? */
+#define SNDATTN_RICOCHET	1.5		/**< Ricochet effect */
+#define SNDATTN_IDLE		2.0		/**< Idle attenuation? */
+ 
+/**
+ * Prefetches a sound.
+ *
+ * @param name		Sound file name relative to the "sounds" folder.
+ * @noreturn
+ */
+native PrefetchSound(const String:name[]);
+
+/**
+ * This function is not known to work, and may crash.  You should 
+ * not use it.  It is provided for backwards compatibility only.
+ *
+ * @param name		Sound file name relative to the "sounds" folder.
+ * @return			Duration in seconds.
+ */
+#pragma deprecated Does not work, may crash.
+native Float:GetSoundDuration(const String:name[]);
+
+/**
+ * Emits an ambient sound.
+ *
+ * @param name		Sound file name relative to the "sounds" folder.
+ * @param pos		Origin of sound.
+ * @param entity	Entity index to associate sound with.
+ * @param level		Sound level (from 0 to 255).
+ * @param flags		Sound flags.
+ * @param vol		Volume (from 0.0 to 1.0).
+ * @param pitch		Pitch (from 0 to 255).
+ * @param delay		Play delay.
+ * @noreturn
+ */
+native EmitAmbientSound(const String:name[],
+						const Float:pos[3],
+						entity = SOUND_FROM_WORLD,
+						level = SNDLEVEL_NORMAL,
+						flags = SND_NOFLAGS,
+						Float:vol = SNDVOL_NORMAL,
+						pitch = SNDPITCH_NORMAL,
+						Float:delay = 0.0);
+
+/**
+ * Fades a client's volume level toward silence or a given percentage.
+ *
+ * @param client	Client index.
+ * @param percent	Fade percentage.
+ * @param outtime	Fade out time, in seconds.
+ * @param holdtime	Hold time, in seconds.
+ * @param intime	Fade in time, in seconds.
+ * @noreturn
+ * @error			Invalid client index or client not in game.
+ */
+native FadeClientVolume(client, Float:percent, Float:outtime, Float:holdtime, Float:intime);
+
+/**
+ * Stops a sound.
+ *
+ * @param entity	Entity index.
+ * @param channel	Channel number.
+ * @param name		Sound file name relative to the "sounds" folder.
+ * @noreturn
+ */
+native StopSound(entity, channel, const String:name[]);
+
+/**
+ * Emits a sound to a list of clients.
+ *
+ * @param clients		Array of client indexes.
+ * @param numClients	Number of clients in the array.
+ * @param sample		Sound file name relative to the "sounds" folder.
+ * @param entity		Entity to emit from.
+ * @param channel		Channel to emit with.
+ * @param level			Sound level.
+ * @param flags			Sound flags.
+ * @param volume		Sound volume.
+ * @param pitch			Sound pitch.
+ * @param speakerentity	Unknown.
+ * @param origin		Sound origin.
+ * @param dir			Sound direction.
+ * @param updatePos		Unknown (updates positions?)
+ * @param soundtime		Alternate time to play sound for.
+ * @param ...			Optional list of Float[3] arrays to specify additional origins.
+ * @noreturn
+ * @error				Invalid client index.
+ */
+native EmitSound(const clients[],
+				 numClients,
+				 const String:sample[],
+				 entity = SOUND_FROM_PLAYER,
+				 channel = SNDCHAN_AUTO,
+				 level = SNDLEVEL_NORMAL,
+				 flags = SND_NOFLAGS,
+				 Float:volume = SNDVOL_NORMAL,
+				 pitch = SNDPITCH_NORMAL,
+				 speakerentity = -1,
+				 const Float:origin[3] = NULL_VECTOR,
+				 const Float:dir[3] = NULL_VECTOR,
+				 bool:updatePos = true,
+				 Float:soundtime = 0.0,
+				 any:...);
+
+/**
+ * Emits a sentence to a list of clients.
+ *
+ * @param clients		Array of client indexes.
+ * @param numClients	Number of clients in the array.
+ * @param sentence		Sentence index (from PrecacheSenteFile).
+ * @param entity		Entity to emit from.
+ * @param channel		Channel to emit with.
+ * @param level			Sound level.
+ * @param flags			Sound flags.
+ * @param volume		Sound volume.
+ * @param pitch			Sound pitch.
+ * @param speakerentity	Unknown.
+ * @param origin		Sound origin.
+ * @param dir			Sound direction.
+ * @param updatePos		Unknown (updates positions?)
+ * @param soundtime		Alternate time to play sound for.
+ * @param ...			Optional list of Float[3] arrays to specify additional origins.
+ * @noreturn
+ * @error				Invalid client index.
+ */
+native EmitSentence(const clients[],
+				 numClients,
+				 sentence,
+				 entity,
+				 channel = SNDCHAN_AUTO,
+				 level = SNDLEVEL_NORMAL,
+				 flags = SND_NOFLAGS,
+				 Float:volume = SNDVOL_NORMAL,
+				 pitch = SNDPITCH_NORMAL,
+				 speakerentity = -1,
+				 const Float:origin[3] = NULL_VECTOR,
+				 const Float:dir[3] = NULL_VECTOR,
+				 bool:updatePos = true,
+				 Float:soundtime = 0.0,
+				 any:...);
+				 
+/**
+ *Calculates gain of sound on given distance with given sound level in decibel
+ *
+ * @param soundlevel	decibel of sound, like SNDLEVEL_NORMAL or integer value
+ * @param distance	distance of sound to calculate, not meter or feet, but Source Engine`s normal Coordinate unit
+ * @return			gain of sound. you can multiply this with original sound`s volume to calculate volume on given distance
+ */
+native Float:GetDistGainFromSoundLevel(soundlevel, Float:distance);
+
+/**
+ * Called when an ambient sound is about to be emitted to one or more clients.
+ *
+ * NOTICE: all parameters can be overwritten to modify the default behavior.
+ *
+ * @param sample	Sound file name relative to the "sounds" folder.
+ * @param entity	Entity index associated to the sound.
+ * @param volume	Volume (from 0.0 to 1.0).
+ * @param level		Sound level (from 0 to 255).
+ * @param pitch		Pitch (from 0 to 255).
+ * @param pos		Origin of sound.
+ * @param flags		Sound flags.
+ * @param delay		Play delay.
+ * @return		Plugin_Continue to allow the sound to be played, Plugin_Stop to block it, 
+ *			  Plugin_Changed when any parameter has been modified.
+ */
+functag public Action:AmbientSHook(String:sample[PLATFORM_MAX_PATH], &entity, &Float:volume, &level, &pitch, Float:pos[3], &flags, &Float:delay);
+
+/**
+ * Called when a sound is going to be emitted to one or more clients.
+ * NOTICE: all params can be overwritten to modify the default behaviour.
+ *
+ * @param clients		Array of client indexes.
+ * @param numClients		Number of clients in the array (modify this value if you add/remove elements from the client array).
+ * @param sample		Sound file name relative to the "sounds" folder.
+ * @param entity		Entity emitting the sound.
+ * @param channel		Channel emitting the sound.
+ * @param volume		Sound volume.
+ * @param level			Sound level.
+ * @param pitch			Sound pitch.
+ * @param flags			Sound flags.
+ * @return			Plugin_Continue to allow the sound to be played, Plugin_Stop to block it, 
+ *				  Plugin_Changed when any parameter has been modified.
+ */
+functag public Action:NormalSHook(clients[64], &numClients, String:sample[PLATFORM_MAX_PATH], &entity, &channel, &Float:volume, &level, &pitch, &flags);
+
+/**
+ * Hooks all played ambient sounds.
+ *
+ * @param hook		Function to use as a hook.
+ * @noreturn
+ * @error		Invalid function hook.
+ */
+native AddAmbientSoundHook(AmbientSHook:hook);
+
+/**
+ * Hooks all played normal sounds.
+ *
+ * @param hook		Function to use as a hook.
+ * @noreturn
+ * @error		Invalid function hook.
+ */
+native AddNormalSoundHook(NormalSHook:hook);
+
+/**
+ * Unhooks all played ambient sounds.
+ *
+ * @param hook		Function used for the hook.
+ * @noreturn
+ * @error		Invalid function hook.
+ */
+native RemoveAmbientSoundHook(AmbientSHook:hook);
+
+/**
+ * Unhooks all played normal sounds.
+ *
+ * @param hook		Function used for the hook.
+ * @noreturn
+ * @error		Invalid function hook.
+ */
+native RemoveNormalSoundHook(NormalSHook:hook);
+				 
+/**
+ * Wrapper to emit sound to one client.
+ *
+ * @param client		Client index.
+ * @param sample		Sound file name relative to the "sounds" folder.
+ * @param entity		Entity to emit from.
+ * @param channel		Channel to emit with.
+ * @param level			Sound level.
+ * @param flags			Sound flags.
+ * @param volume		Sound volume.
+ * @param pitch			Sound pitch.
+ * @param speakerentity	Unknown.
+ * @param origin		Sound origin.
+ * @param dir			Sound direction.
+ * @param updatePos		Unknown (updates positions?)
+ * @param soundtime		Alternate time to play sound for.
+ * @noreturn
+ * @error				Invalid client index.
+ */
+stock EmitSoundToClient(client,
+				 const String:sample[],
+				 entity = SOUND_FROM_PLAYER,
+				 channel = SNDCHAN_AUTO,
+				 level = SNDLEVEL_NORMAL,
+				 flags = SND_NOFLAGS,
+				 Float:volume = SNDVOL_NORMAL,
+				 pitch = SNDPITCH_NORMAL,
+				 speakerentity = -1,
+				 const Float:origin[3] = NULL_VECTOR,
+				 const Float:dir[3] = NULL_VECTOR,
+				 bool:updatePos = true,
+				 Float:soundtime = 0.0)
+{
+	new clients[1];
+	clients[0] = client;
+	/* Save some work for SDKTools and remove SOUND_FROM_PLAYER references */
+	entity = (entity == SOUND_FROM_PLAYER) ? client : entity;
+	EmitSound(clients, 1, sample, entity, channel, 
+		level, flags, volume, pitch, speakerentity,
+		origin, dir, updatePos, soundtime);
+}
+
+/**
+ * Wrapper to emit sound to all clients.
+ *
+ * @param sample		Sound file name relative to the "sounds" folder.
+ * @param entity		Entity to emit from.
+ * @param channel		Channel to emit with.
+ * @param level			Sound level.
+ * @param flags			Sound flags.
+ * @param volume		Sound volume.
+ * @param pitch			Sound pitch.
+ * @param speakerentity	Unknown.
+ * @param origin		Sound origin.
+ * @param dir			Sound direction.
+ * @param updatePos		Unknown (updates positions?)
+ * @param soundtime		Alternate time to play sound for.
+ * @noreturn
+ * @error				Invalid client index.
+ */
+stock EmitSoundToAll(const String:sample[],
+				 entity = SOUND_FROM_PLAYER,
+				 channel = SNDCHAN_AUTO,
+				 level = SNDLEVEL_NORMAL,
+				 flags = SND_NOFLAGS,
+				 Float:volume = SNDVOL_NORMAL,
+				 pitch = SNDPITCH_NORMAL,
+				 speakerentity = -1,
+				 const Float:origin[3] = NULL_VECTOR,
+				 const Float:dir[3] = NULL_VECTOR,
+				 bool:updatePos = true,
+				 Float:soundtime = 0.0)
+{
+	new clients[MaxClients];
+	new total = 0;
+	
+	for (new i=1; i<=MaxClients; i++)
+	{
+		if (IsClientInGame(i))
+		{
+			clients[total++] = i;
+		}
+	}
+	
+	if (!total)
+	{
+		return;
+	}
+	
+	EmitSound(clients, total, sample, entity, channel, 
+		level, flags, volume, pitch, speakerentity,
+		origin, dir, updatePos, soundtime);
+}
+
+/**
+ * Converts an attenuation value to a sound level.  
+ * This function is from the HL2SDK.
+ *
+ * @param attn		Attenuation value.
+ * @return			Integer sound level.
+ */
+stock ATTN_TO_SNDLEVEL(Float:attn)
+{
+	if (attn > 0.0)
+	{
+		return RoundFloat(50.0 + (20.0 / attn));
+	}
+	return 0;
+}