addCommandHandler("nickf",
function(thePlayer,cmd,theString)
if theString then
addEventHandler("onPlayerChat",thePlayer,
function(message)
cancelEvent()
outputChatBox("#00FF00{" .. theString .. "} #FFFFFF" .. getPlayerName(source) .. ":#FFFFFF" .. message .. "",getRootElement(),255,255,0,true)
end
)
else
outputChatBox("Error!",thePlayer,255,0,0,true)
end
end
)