Here is one of my html messages that is emails a gift registry and includes links back to the site to take customers directly to that product.
Code:
{* $Id: registry_send.tpl,v 1.15 2002/05/22 08:17:39 dk Exp $ *}
<div style="text-align:center">
<font face="Monotype Corsiva", verdana size=6>
COMPANY NAME</font>
<font face="Monotype Corsiva", verdana size=4>
Is pleased to announce that</font>
<font face="Monotype Corsiva", verdana size=5>
{$userinfo.firstname} {$userinfo.lastname}</font>
<font face="Monotype Corsiva", verdana size=4>
Has created a special gift registry.
Selections from this gift registry
are provided below for your review.</font>
</div>
<hr width=100%>
{section name=product loop=$products}
<font size=4>
{$products[product].product}</font>
{$products[product].descr}
Price : {#currencySymbol#}{$products[product].price}
Click Here To Go See This Item!
<hr width=100%>
{assign var="lastreg" value=$products[product].secret}
{/section}
You may go directly to our secure website to purchase any of the items above by "clicking" on the underlined area above that says "Go See This Item".
This registry was sent to you on {$smarty.now|date_format:"%B %e, %Y %l:%M%p"}. The Gift Registry for {$userinfo.firstname} may have been updated since it was sent to you.
Click Here to view the most current online Gift Registry for {$userinfo.firstname} {$userinfo.lastname}.
Please feel free to call upon us if we may assist you in any way!
{include file="mail/signature.tpl"}