"<td background" problem

Nuke Cadet Joined: Sep 08, 2005 Posts: 2

i made a new block and inserted this code into it:

<div align="center">
<table width="100%" border="0" background="bg.jpg">
<tr >
<td background="bg.jpg" ><div align="center"><strong>Site</strong></div></td>
</tr>
<tr>
<td background="bg_orange.jpg"><div align="center">About Us </div></td>
</tr>
<tr>
<td background="bg_orange.jpg"><div align="center">Affiliation</div></td>
</tr>
<tr>
<td background="bg_orange.jpg"><div align="center"><a href="faq.html">FAQ</a></div></td>
</tr>
<tr>
<td background="bg_orange.jpg"><div align="center"><a href="modules.php?name=Feedback">Feedback</a></div></td>
</tr>
<tr>
<td background="bg_orange.jpg"><div align="center"><a href="modules.php?name=Members_List">Member List</a> </div></td>
</tr>
<tr>
<td background="bg_orange.jpg"><div align="center"><a href="modules.php?name=Recommend_Us">Recommend Us</a></div></td>
</tr>
<tr>
<td background="bg.jpg"><div align="center"><strong>Forums</strong></div></td>
</tr>
<tr>
<td background="bg_orange.jpg"><div align="center"><a href="modules.php?name=Forums">Forums</a></div></td>
</tr>
<tr>
<td background="bg.jpg"><div align="center"><strong>Multimedia</strong></div></td>
</tr>
<tr>
<td background="bg_orange.jpg"><div align="center"><a href="downloads.html">Anime Op/En </a></div></td>
</tr>
<tr>
<td background="bg_orange.jpg"><div align="center">Image Gallery </div></td>
</tr>
<tr>
<td background="bg.jpg"><div align="center"><strong>Information</strong></div></td>
</tr>
<tr>
<td background="bg_orange.jpg"><div align="center">Anime Reviews </div></td>
</tr>
<tr>
<td background="bg_orange.jpg"><div align="center">Manga Reviews </div></td>
</tr>
</table>
</div>

but when i click on update and again check the html code all the background lines are erased and it doesn't work. can you help me on this please? Crying or Very sad