[Jon]

Try this:

{* $Id: buy_now.tpl,v 1.15.2.7 2004/12/01 15:15:49 mclap Exp $ *} 
<TABLE border="0" width="100%" cellpadding="0" cellspacing="0" > 
{if $product.price eq 0} 
<TR> 
<TD height="25" align="center"> 
{if $login ne "" and $active_modules.Wishlist ne "" and $special_offers_add_to_cart eq ""} 
{if $product.is_product_options ne 'Y' || $config.Appearance.buynow_with_options_enabled ne 'Y'} 

{include file="buttons/add_to_wishlist.tpl" style="button" href="javascript:document.orderform_`$product.productid`_`$product.add_date`.mode.value='add2wl'; document.orderform_`$product.productid`_`$product.add_date`.submit()"}
{/if}
{/if}
</TD> 
</TR> 
{else} 
<FORM name="orderform_{$product.productid}_{$product.add_date}" method="post" action="{if $product.is_product_options eq 'Y' && $config.Appearance.buynow_with_options_enabled eq 'Y'}product.php?productid={$product.productid}{else}cart.php?mode=add{/if}"> 
<INPUT type="hidden" name="productid" value="{$product.productid}"> 
<INPUT type="hidden" name="cat" value="{$smarty.get.cat|escape:"html"}"> 
<INPUT type="hidden" name="page" value="{$smarty.get.page|escape:"html"}"> 
{if $product.is_product_options ne 'Y' || $config.Appearance.buynow_with_options_enabled ne 'Y'} 
<TR> 
<INPUT type="hidden" name="amount" value="1"> 
<TD width="100%" valign="middle"> 
<INPUT type="hidden" name="mode" value="add"> 
{include file="customer/main/product_prices.tpl"} 
</TD> 
</TR> 
{/if} 
<TR> 
<TD align="center"> 
<div align="center"> 
{if $config.General.unlimited_products eq "Y" or ($product.avail gt 0 and $product.avail ge $product.min_amount)}  
<TABLE border="0" cellpadding="0" cellspacing="0"><TR> 
{if $js_enabled} 
{if $special_offers_add_to_cart eq 'Y'} 
<TD align="center"><center>{include file="buttons/add_to_cart.tpl" style="button" href="javascript: document.orderform_`$product.productid`_`$product.add_date`.submit();"}</TD> 
{else} 
<TD align="center"><center>{include file="buttons/buy_now.tpl" style="button" href="javascript: document.orderform_`$product.productid`_`$product.add_date`.submit();"} 
{/if} 
{if $login ne "" and $active_modules.Wishlist ne "" and $special_offers_add_to_cart eq ""} 
{if $product.is_product_options ne 'Y' || $config.Appearance.buynow_with_options_enabled ne 'Y'} 

{include file="buttons/add_to_wishlist.tpl" style="button" href="javascript:document.orderform_`$product.productid`_`$product.add_date`.mode.value='add2wl'; document.orderform_`$product.productid`_`$product.add_date`.submit()"} 
</center> 
</TD> 
{/if} 
{/if} 
{else} 
<TD align="center">{include file="submit_wo_js.tpl" value=$lng.lbl_buy_now}</TD> 
{/if} 
</TR></TABLE></div> 
{/if} 
</TD> 
</TR> 
</FORM> 
{if $product.min_amount gt 1} 
<TR> 
<TD><FONT class="ProductDetailsTitle">{$lng.txt_need_min_amount} {$product.min_amount} {$lng.lbl_items}</FONT> 
</TD> 
</TR> 
{/if} 
{/if} 
</TABLE>