Here is my Popup Config.
Code:
<?xml version="1.0" ?>
<configuration>
<title>{DESCRIPT}</title>
<description>
<![CDATA[<a href='{Hyperlink_Relative_Path}'><img src='{jpg_Popup_Path}' width=800></a>
<!-- <img src='{jpg_Popup_Path}' width=800> -->
]]>
</description>
<fields>
<field name="PHOTOTYPE"/>
<field name="FIELDDATE"/>
<field name="DESCRIPT"/>
<field name="Hyperlink_Relative_Path"/>
</fields>
</configuration>