captive portal forced redirect

From:	"Lew Maggio" <lew at lsfc dot org>
To:	<m0n0wall at lists dot m0n0 dot ch>
Subject:	captive portal forced redirect
Date:	Mon, 25 Oct 2004 11:15:42 -0500

Is there any way to set up the captive portal so that when a user clicks
continue they are redirected to a company website (but can still surf
the rest of the web, too)