Update: To get the "New Product" image in your detailed product pages,
Put the above mentioned code right under
Code:
<TD valign="top" align="left" rowspan="2" width="100">
{include file="product_thumbnail.tpl" productid=$product.productid image_x=$product.image_x image_y=$product.image_y product=$product.product tmbn_url=$product.tmbn_url id="product_thumbnail"}
</TD>
<TD valign="top">
<SPAN class=>
In the /customer/main/product.tpl file
It will put the "new product" image right next to the image thumb.
4.0.18