img into header config

[DevApIngenieria]

tags on header doesn't print

This not working
<div><img src='my_icon_HTTP_path' /><div style='text-align: center;'>Author: Marc Bachmann</div></div>

This not working
<div><img src='my_icon_LOCAL_path' /><div style='text-align: center;'>Author: Marc Bachmann</div></div>

Thanks!