run ssh in background

From: C. A. (apolinux_at_hotmail.com)
Date: 02/13/04 

Date: 13 Feb 2004 07:50:14 -0800

Hello,

I'm trying to run ssh comand in such way no ask for password, it says,
run into a batch script such like:

!/bin/bash
...

echo "password" | ssh --options -luser hostname

...

Is there any form to do it?

Thanks in advance.