"Oren" wrote in message
...
On Sat, 12 Jan 2008 17:12:31 -0500, "Charles"
wrote:

My grandkids live near a lake.

TEACH them to swim, by all means. Local classes...

Well, they are grandkids and I don't have primary control. The parents are
aware of this.

But, very cold water can claim drowning victims who know how to swim.

The top-lock program is a very good idea!