VCMP 0.4 Spectate System

This Function is made by Stormeus( I got from public beta Script). I just extracted this function from the script

====Installation====

http://s14.postimg.org/u1skhm2q5/hint_spectate.png
http://s14.postimg.org/cagy35nbh/hint_specmenu.png

Put the hint_spectate.png and hint_specmenu.png in /store/sprites folder

///Official Events///

Global Variables:-

BIND_SPEC_TOGGLE      <- null;
BIND_SPEC_NEXT        <- null;
BIND_SPEC_PREV        <- null;

SPRITE_SPECHINT       <- null;
SPRITE_SPECTATEMENU   <- null;

function onScriptLoad()
{
    SPRITE_SPECHINT = CreateSprite("hint_spectate.png", -150, -384, 0, 0, 0, 255);
    SPRITE_SPECTATEMENU = CreateSprite("hint_specmenu.png", -220, -384, 0, 0, 0, 255);
    BIND_SPEC_TOGGLE      = BindKey( true, 0x53, 0, 0 );
    BIND_SPEC_NEXT        = BindKey( true, 0x27, 0, 0 );
    BIND_SPEC_PREV        = BindKey( true, 0x25, 0, 0 );
}

function onPlayerRequestClass( player, classID, team, skin )
{
    if(player.SpectateTarget == null)
    SPRITE_SPECHINT.ShowForPlayer(player);
    else if(player.SpectateTarget == null)
    {
    return 1;
    }
}

function onPlayerSpawn( player )
{
player.SpectateTarget = null;
SPRITE_SPECHINT.HideFromPlayer(player);
SPRITE_SPECTATEMENU.HideFromPlayer(player);
}

function onKeyDown( player, key )
{
if ( key == BIND_SPEC_NEXT )
    {
        if( player.SpectateTarget != null && !player.Spawned )
            {
                local pTargetID = player.SpectateTarget.ID;
                local pTargetFind = pTargetID + 1;
                local pNewTarget = null;

                while(pNewTarget == null && pTargetFind != pTargetID)
                {
                    if(pTargetFind > GetMaxPlayers() - 1)
                        pTargetFind = 0;

                    pNewTarget = FindPlayer(pTargetFind++);
                    if(pNewTarget != null && !pNewTarget.Spawned)
                        pNewTarget = null;
                }

                if(pNewTarget == null || pNewTarget.ID == pTargetID)
                    ClientMessage( "[#ed4242]Error: [#e9e9e9]No one else can be spectated.", player, 0, 0, 0 );
                else
                {
                    player.SpectateTarget = pNewTarget;
                    local szMsg = "[#e9e9e9]You are now spectating [#80eb7a]" + pNewTarget.Name + " (" + pNewTarget.ID + ")";
                    MessagePlayer(szMsg, player);
                }

                return;
            }
    }
if ( key == BIND_SPEC_PREV )
    {
        if( player.SpectateTarget != null && !player.Spawned )
            {
                local pTargetID = player.SpectateTarget.ID;
                local pTargetFind = pTargetID - 1;
                local pNewTarget = null;

                while(pNewTarget == null && pTargetFind != pTargetID)
                {
                    if(pTargetFind < 0)
                        pTargetFind = GetMaxPlayers() - 1;

                    pNewTarget = FindPlayer(pTargetFind--);
                    if(pNewTarget != null && !pNewTarget.Spawned)
                        pNewTarget = null;
                }

                if(pNewTarget == null || pNewTarget.ID == pTargetID)
                    ClientMessage( "[#ed4242]Error: [#e9e9e9]No one else can be spectated.", player, 0, 0, 0 );
                else
                {
                    player.SpectateTarget = pNewTarget;
                    local szMsg = "[#e9e9e9]You are now spectating [#80eb7a]" + pNewTarget.Name + " (" + pNewTarget.ID + ")";
                    MessagePlayer(szMsg, player);
                }

                return;
            }
    }
if ( key == BIND_SPEC_TOGGLE )
    {
            if(!player.Spawned)
            {
                if(player.SpectateTarget != null)
                {
                    SPRITE_SPECTATEMENU.HideFromPlayer(player);
                    SPRITE_SPECHINT.ShowForPlayer(player);
                    player.SpectateTarget = null;
                }
                else
                {
                    local pTargetID = 0;
                    local pNewTarget = null;

                    while(pNewTarget == null && pTargetID < GetMaxPlayers())
                    {
                        pNewTarget = FindPlayer(pTargetID++);
                        if(pNewTarget != null && !pNewTarget.Spawned)
                            pNewTarget = null;
                    }

                    if(pNewTarget == null)
                        ClientMessage( "[#ed4242]Error: [#e9e9e9]No one can be spectated at this time.", player, 0, 0, 0 );
                    else
                    {
                        player.SpectateTarget = pNewTarget;
                        local szMsg = "[#e9e9e9]You are now spectating [#80eb7a]" + pNewTarget.Name + " (" + pNewTarget.ID + ")";
                        MessagePlayer(szMsg, player);

                        SPRITE_SPECTATEMENU.ShowForPlayer(player);
                        SPRITE_SPECHINT.HideFromPlayer(player);
                    }
                }

                return;
            }
    }
}