function GM.SelectUnitsFromCircle(ply,cmd,args)
         if !ply.RTSMode then return end
         
         local pos1 = Vector(tonumber(args[1]),tonumber(args[2]),tonumber(args[3])- 500)
         local pos2 = Vector(tonumber(args[4]),tonumber(args[5]),tonumber(args[6])+ 500)
         
         local NPCTable = {}

         for k,v in pairs(ents.FindInBox(pos1,pos2)) do
             if string.find(v:GetClass(),"npc_") then
                print("found npc "..v:GetClass())
                table.insert(NPCTable,v)
             end
         end

         umsg.Start("RTS_ClearSelected",ply)
         umsg.End()

         for k,v in pairs(NPCTable) do
             umsg.Start("RTS_AddSelected",ply)
             umsg.Entity(v)
             umsg.End()
             
             table.insert(ply.SelectedUnits,v)
         end
end

concommand.Add("RTS_SelectUnitsFromCircle",GM.SelectUnitsFromCircle)