header only displaying in firefox? wordpress

[silent1643]

for whatever reason the header image i have added only shows up in firefox?

using wordpress
the div im trying to show is "himage"
header.php code

<div id="header">
<a href="<?php bloginfo('url')?>" id="logo"><?php if ($dc_logo=='') bloginfo('name'); else {?><img src="<?php echo $dc_logo; ?>" height="90" /><?php } ?></a>
<p id="description"><?php bloginfo('description'); ?></p>
</div>
<div id="himage">
</div>

style.css code

/* H-IMAGE */
#himage { display:block; background:#666 url(images/himage.png)no-repeat; width:779px; height:200px; margin: 0px 0px 15px; border-bottom:1px dotted #582b23;} 

any suggestions?

[silent1643]

anybody? my head is starting to hurt