<br>
<div class="gmail_quote"><blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">The custom header admin page preview markup/style can be altered by<br>
adding a third parameter to add_custom_image_header(), for the<br>
$admin_image_div_callback.<br></blockquote><div><br>Thank you, this is exactly what I was looking for!<br><br>And Jeremy, thank you for the information re: logging into Trac. <br></div></div>