Add this stuff in

----------------------
// RPG.pwn //
----------------------
OnGameModeInit

	for(new i=0; i <MAX_CHANS; i++)
	{
	    ChatChans[i][cInUse] = -1;
	    ChatChans[i][cOwner] = -1;
	}
	

OnPlayerDisconnect

	for(new i=0; i<MAX_PLAYERS; i++)
	{
	    if(IsPlayerConnected(i))
	    {
	        if(UserData[i][pChatChan] == UserData[playerid][pChatChan] && i != playerid)
	        {
	            UserData[i][pChatChan] = -1;
	            SendInfMsg(i, "The chat channel you were in was closed by its owner");
	        }
        }
    }


OnPlayerText

	if (UserData[playerid][pChatChan] != -1 && text[0] != '#')
	{
		format(string, sizeof(string), "(Channel: %d) %s: %s",UserData[playerid][pChatChan],PlayerName(playerid), text);
        SendChanMsg(UserData[playerid][pChatChan], string);
        AdminMsg( string , 4 , 2 , playerid , -1 , -2, UserData[playerid][pChatChan]);
		return 0;
	}


ProcessCommand

	command(channel,7,cmdtext);
	


---------------------
//FUNCTIONS.pwn//
---------------------
SetPlayerVars

	UserData[playerid][pChatChan] = -1;
	

---------------------
//DEFINES.pwn//
---------------------
#define MAX_CHANS 100

---------------------
//VARS.pwn//
---------------------
enum UserDataEnum

    	pChatChan
    	

enum ChatChansEnum {
	cInUse,
	cOwner
}

new ChatChans[MAX_CHANS][ChatChansEnum];

---------------------
//COMMANDS/USERS.pwn//
---------------------
Cmd(call)::(playerid, cmdtext[])

	if(UserData[playerid][pChatChan] != -1)
	{
	    SendErrMsg(playerid, "You must leave your chat channel first, /channel leave");
	    return 1;
	}

Cmd(answer)::(playerid, cmdtext[])

	if(UserData[playerid][pChatChan] != -1)
	{
	    SendErrMsg(playerid, "You must leave your chat channel first, /channel leave");
	    return 1;
	}

Cmd(channel)::(playerid, cmdtext[])
{
	new tmp[256], index;
	tmp = strtok(cmdtext, index);
	if(!strlen(tmp))
	{
	    SendErrMsg(playerid, "Usage: /channel <Create/Join/Leave/Remove/Help>");
	    return 1;
	}
	if(strcmp(tmp, "create", true) ==0)
	{
	    new tmp2[256];
		tmp2 = strtok(cmdtext, index);
		if(UserData[playerid][pChatChan] != -1)
		{
		    SendErrMsg(playerid, "Leave your current channel first using /channel leave");
		    return 1;
		}
		if(!strlen(tmp2))
		{
		    SendErrMsg(playerid, "Usage: /channel create <Number 0-100>");
		    return 1;
		}
		if(strval(tmp2) > 100 || strval(tmp2) < 0)
		{
            SendErrMsg(playerid, "Usage: /channel create <Number 0-100>");
            return 1;
        }
        if(ChatChans[strval(tmp2)][cInUse] != -1)
        {
            SendErrMsg(playerid, "Channel Number already in use, pick another number");
            return 1;
        }
        if (UserData[playerid][pCalling] >= 0 || UserData[playerid][pCall] >= 0)
		{
		    SendMsg(playerid,"You hung up the phone because you joined a chat channel.");
			new calling = UserData[playerid][pCalling];
			if (calling >= 0)
			{
			    UserData[calling][pCalling] = (-1);
			}
		    new callid = UserData[playerid][pCall];
		    if (callid >= 0 && IsPlayerConnected(callid))
		    {
		        format(tmp, sizeof(tmp), "%s hung up the phone because they joined a chat channel", PlayerName(playerid));
				SendMsg(callid,tmp);
				UserData[callid][pCall] = UserData[callid][pCalling] = -1;
			}
		    UserData[playerid][pCall] = UserData[playerid][pCalling] = -1;
		    return 1;
		}
        UserData[playerid][pChatChan] = strval(tmp2);
        ChatChans[strval(tmp2)][cInUse] = 1;
        ChatChans[strval(tmp2)][cOwner] = playerid;
        new string[256];
        format(string, sizeof(string), "You have created a chat channel, ID: %d", strval(tmp2));
        SendInfMsg(playerid, string);
        SendInfMsg(playerid, "Put a # infront of your chat to speak to the server");
        return 1;
	}
	if(strcmp(tmp, "join", true) ==0)
	{
		new tmp2[256];
		tmp2 = strtok(cmdtext, index);
		if(UserData[playerid][pChatChan] != -1)
		{
		    SendErrMsg(playerid, "Leave your current channel first using /channel leave");
		    return 1;
		}
		if(!strlen(tmp2))
		{
		    SendErrMsg(playerid, "Usage: /channel join <Number 0-100>");
		    return 1;
		}
		if(strval(tmp2) > 100 || strval(tmp2) < 0)
		{
            SendErrMsg(playerid, "Usage: /channel join <Number 0-100>");
            return 1;
        }
        if(ChatChans[strval(tmp2)][cInUse] == -1)
        {
            SendErrMsg(playerid, "Channel Number not in use, pick another number");
            return 1;
        }
        if (UserData[playerid][pCalling] >= 0 || UserData[playerid][pCall] >= 0)
		{
		    SendMsg(playerid,"You hung up the phone because you joined a chat channel.");
			new calling = UserData[playerid][pCalling];
			if (calling >= 0)
			{
			    UserData[calling][pCalling] = (-1);
			}
		    new callid = UserData[playerid][pCall];
		    if (callid >= 0 && IsPlayerConnected(callid))
		    {
		        format(tmp, sizeof(tmp), "%s hung up the phone because they joined a chat channel", PlayerName(playerid));
				SendMsg(callid,tmp);
				UserData[callid][pCall] = UserData[callid][pCalling] = -1;
			}
		    UserData[playerid][pCall] = UserData[playerid][pCalling] = -1;
		    return 1;
		}
        UserData[playerid][pChatChan] = strval(tmp2);
        new string[256];
        format(string, sizeof(string), "You have joined a chat channel, ID: %d", strval(tmp2));
        SendInfMsg(playerid, string);
        SendInfMsg(playerid, "Put a # infront of your chat to speak to the server");
        return 1;
	}
	if(strcmp(tmp, "leave", true) ==0)
	{
	    if(UserData[playerid][pChatChan] == -1)
		{
		    SendErrMsg(playerid, "You're not currently in a chat channel");
		    return 1;
		}
		if(ChatChans[UserData[playerid][pChatChan]][cOwner] == playerid)
		{
		    SendErrMsg(playerid, "You are the owner of this chat chan, use /channel remove instead");
		    return 1;
		}
		UserData[playerid][pChatChan] = -1;
		SendInfMsg(playerid, "You have left the chat channel");
		return 1;
	}
	if(strcmp(tmp, "remove", true) ==0)
	{
		if(UserData[playerid][pChatChan] == -1)
		{
		    SendErrMsg(playerid, "You're not currently in a chat channel");
		    return 1;
		}
		if(ChatChans[UserData[playerid][pChatChan]][cOwner] != playerid)
		{
		    SendErrMsg(playerid, "You are not the owner of this chat chan, use /channel leave instead");
		    return 1;
		}
		for(new i=0; i<MAX_PLAYERS; i++)
		{
		    if(IsPlayerConnected(i))
		    {
		        if(UserData[i][pChatChan] == UserData[playerid][pChatChan] && i != playerid)
		        {
		            UserData[i][pChatChan] = -1;
		            SendInfMsg(i, "The chat channel you were in was closed by its owner");
		        }
            }
        }
		ChatChans[UserData[playerid][pChatChan]][cOwner] = -1;
		ChatChans[UserData[playerid][pChatChan]][cInUse] = -1;
        UserData[playerid][pChatChan] = -1;
        SendInfMsg(playerid, "The chat channel has been removed");
        return 1;
	}
	if(strcmp(tmp, "kick", true) ==0)
	{
		if(ChatChans[UserData[playerid][pChatChan]][cOwner] != playerid)
		{
		    SendErrMsg(playerid, "You are not the owner of this chat chan, and cannot kick");
		    return 1;
		}
	    new tmp3[256];
	    tmp3 = strtok(cmdtext, index);
	    if(!strlen(tmp3))
	    {
	        SendErrMsg(playerid, "Usage: /channel kick <Player Name/ID>");
	        return 1;
	    }
	    new lookupid;
		if(NameLookup(playerid,tmp,lookupid,1) != 1) return 1;
		if(lookupid == playerid)
		{
		    SendErrMsg(playerid, "You cannot kick yourself!");
		    return 1;
		}
		if(UserData[lookupid][pChatChan] != UserData[playerid][pChatChan])
		{
		    SendErrMsg(playerid, "This player is not in your chat channel");
		    return 1;
		}
		UserData[lookupid][pChatChan] = -1;
		SendInfMsg(lookupid, "You were kicked from the channel by it's owner");
		new string[256];
		format(string, sizeof(string), "%s was kicked from the channel by %s", PlayerName(lookupid), PlayerName(playerid));
		SendChanMsg(UserData[playerid][pChatChan], string);
		return 1;
	}
	if(strcmp(tmp, "help", true) ==0)
	{
	    SendInfMsg(playerid, "Chat Channels allow you to create a private conversation for you");
	    SendInfMsg(playerid, "and your friends, they can be used for anything you can think of.");
	    SendInfMsg(playerid, "To join one, use /channel join. You must close all phone conversations");
	    SendInfMsg(playerid, "to join or a create a channel. While in a channel you can talk to the");
	    SendInfMsg(playerid, "rest of the server by putting a # at the front of your message.");
	    return 1;
	}
	return 1;
}