[EFFx]

Dude, thats what I am using on my Furien Mod

PHP Code:

/* Plugin generated by AMXX-Studio */

#include <amxmodx>
#include <amxmisc>

#define PLUGIN "New Plug-In"
#define VERSION "1.0"
#define AUTHOR "author"

new bool:pmon[33], bool:pmsound[33],gidPlayer[33]

new const ON_OFF[][] = 
{ 
    "\y[\rdisabled\y]","\y[\wenabled\y]" 
}

public plugin_init() 
{
    register_plugin(PLUGIN, VERSION, AUTHOR)
    
    register_clcmd("say /private", "cmd_privatemessage")
    register_clcmd("say_team /private", "cmd_privatemessage")
    
    register_clcmd("Private", "cmd_player")
}
public plugin_precache()
{
    precache_sound("misc/sent.wav")
    precache_sound("misc/incaa.wav")
}
public client_putinserver(id)
{
    pmon[id] = false
    pmsound[id] = true
}
public pm_menu(id)
{
    new sztittle = menu_create("Private Message \w( \r/private\w )","cmd_pm_menu_handler")
    menu_additem(sztittle,"Send PM")
    menu_additem(sztittle,"Settings^n")
    
    menu_display(id,sztittle)
}
public cmd_pm_menu_handler(id, menu, item)
{
    switch(item)
    {
        case 0: cmd_privatemessage(id)
        case 1: pm_config(id)
    }
    menu_destroy(menu)
    return PLUGIN_HANDLED
}
public pm_config(id)
{
    new menu_text[128]
    new menu3 = menu_create("PM Settings \w( \r/private\w )", "menupm_menu_handle")
    
    formatex(menu_text,charsmax(menu_text),"Receive PM  ^t%s^n\d- Turn on/off the PM", ON_OFF[pmon[id]])
    menu_additem(menu3,menu_text);
    
    formatex(menu_text,charsmax(menu_text),"PM Sounds  ^t^t^t^t^t^t^t^t^t%s^n\d- Turn on/off the PM sound", ON_OFF[pmsound[id]])
    menu_additem(menu3,menu_text);
    
    menu_display(id, menu3)
    menu_setprop(menu3, MPROP_NUMBER_COLOR, "\r")
}
public menupm_menu_handle(id, menu, item)
{
    switch(item)
    {
        case 0:
        {
            switch(pmon[id])
            {
                case false:
                {
                    pmon[id] = true
                    ChatColor(id,"!gPrivate Messages !tenabled!g.")
                    pm_menu(id)
                    client_cmd(id,"spk buttons/lightswitch2")
                }
                case true:
                {
                    pmon[id] = false
                    ChatColor(id,"!gPrivate Messages !tdisabled!g.")
                    pm_menu(id)
                    client_cmd(id,"spk buttons/lightswitch2")
                }
            }
        }
        case 1:
        {
            switch(pmsound[id])
            {
                case false:
                {
                    pmsound[id] = true
                    ChatColor(id,"!gPrivate Messages sound !tenabled!g.")
                    pm_menu(id)
                    client_cmd(id,"spk buttons/lightswitch2")
                }
                case true:
                {
                    pmsound[id] = false
                    ChatColor(id,"!gPrivate Messages sound !tdisabledo!g.")
                    pm_menu(id)
                    client_cmd(id,"spk buttons/lightswitch2")
                }
            }
        }
    }
    menu_destroy(menu)
    return PLUGIN_HANDLED
}
public cmd_privatemessage(id)
{
    new iMenu = menu_create("Private Message \w (\r /private \w)","cmd_pm")
    
    static opcion[64]
    new players[32], pnum, tempid
    new szName[32], szTempid[10]
    
    get_players(players, pnum, "h")
    
    for( new i; i<pnum; i++ )
    {
        tempid = players[i]
        
        get_user_name(tempid, szName, 31)
        num_to_str(tempid, szTempid, 9)
        
        formatex(opcion, charsmax(opcion), "\w%s", szName)
        menu_additem(iMenu, opcion, szTempid, 0)
    }
    menu_display(id, iMenu)
    return PLUGIN_HANDLED
}

public cmd_pm(id, menu, item)
{
    new Data[6], Name[64]
    new Access, Callback
    menu_item_getinfo(menu, item, Access, Data,5, Name, 63, Callback)
    
    new tempid = str_to_num(Data)
    
    gidPlayer[id] = tempid
    client_cmd(id, "messagemode Private")
    
    menu_destroy(menu)
    return PLUGIN_HANDLED
}

public cmd_player(id)
{
    new say[300]
    read_args(say, charsmax(say))
    
    remove_quotes(say)
    
    if(equal(say, ""))
        return PLUGIN_HANDLED; 
        
    cmd_send_pm(id, say)   
    return PLUGIN_CONTINUE;
}

public cmd_send_pm(id, say[])
{
    new player = gidPlayer[id];
    
    printMessage(player, id, say)
    return PLUGIN_HANDLED;
}
stock printMessage(reciever, sender, const message[])
{
    new name[32];
    get_user_name(sender, name, charsmax(name))
    new szname[32];
    get_user_name(reciever,szname,31)
    if(!pmon[reciever])
    {
        if(pmsound[sender])
            client_cmd(sender,"spk misc/sent.wav")
            
        if(pmsound[reciever])
            client_cmd(reciever,"spk misc/incaa.wav")
            
        ChatColor(sender,"!g[!yPrivate!g]!y To: !t%s!y message:!t %s", szname, message)
        ChatColor(reciever,"!g[!yPrivate!g]!y Player !t %s!y: !t %s", name, message)
    }
    else
    {
        ChatColor(reciever,"!g[!yPrivate!g]!y !t%s!y want not receive private messages.", name)
    }
    return PLUGIN_HANDLED
}
stock ChatColor(const id, const input[], any:...) 
{
    new count = 1, players[ 32 ]
    static msg[ 191 ]
    vformat( msg, 190, input, 3 )
   
    replace_all( msg, 190, "!g", "^4" )
    replace_all( msg, 190, "!y", "^1" )
    replace_all( msg, 190, "!t", "^3" )

   
    if(id) players[ 0 ] = id; else get_players( players, count, "ch" )
    {
        for(new i = 0; i < count; i++)
        {
                 if( is_user_connected( players[ i ] ) )
                 {
                message_begin( MSG_ONE_UNRELIABLE, get_user_msgid("SayText"), _, players[ i ] )  
                write_byte( players[ i ] )
                write_string( msg )
                message_end( )
            }
        }
    }
} 


Yea, the code is horrible but it works. You can try it if you want.

[Relaxing]

Lol, some plugins never die, especially its made from exolent.