code: public function getMultipleDisplayObjects ($areas)
  	{
  		$out = array ();
  		foreach ($areas as $v)
  		{
  			if (! ($v instanceof Neuron_GameServer_Map_Area))
  			{
  				throw new Neuron_Exceptions_InvalidParameter ("Parameters must be an array of area objects.");
  			}
  		
  			foreach ($this->getDisplayObjects ($v) as $v)
  			{
  				if (! $v instanceof Neuron_GameServer_Map_MapObject)
  				{
  					throw new Neuron_Core_Error ("All map objects MUST implement Neuron_GameServer_Map_MapObject");
  				}
  				
  				$out[] = $v;
  			}
  		}
  		
  		return $out;
  	}
docs: Load all objects with the radius of the points
  This method combines a set of getDisplayObjects calls
  
  $requests contains an array of boundaries
  
  Overload this method to increase performance