This is the script I'm using
function BlackPotionImage::onFire(%this,%obj,%slot,%player)
{
for(%i=0;%i<5;%i++)
{
%toolDB = %obj.tool[%i];
if(%toolDB $= %this.item.getID())
{
setPlayerScale(0.200);
%obj.emote(BlackPotiondrinkImage);
%obj.tool[%i] = 0;
%obj.weaponCount--;
messageClient(%obj.client,'MsgItemPickup','',%i,0);
serverCmdUnUseTool(%obj.client);
break;
}
}
}