Error message before installation

Hello. I’m getting a sitemap error on my site feed. When I go to http://www.webdesignsbyapw.com/sitemap.xml it says
“The XML cannot be displayed.”

I notice that the page shows up in Firefox but only with this coding:
Can anyone view my sitemap normally?
http://webdesignsbyapw.com/sitemap.xml

2009-10-21T03:27:45+00:00
daily
1.0

http://webdesignsbyapw.com/?p=1
2009-10-21T03:27:45+00:00
monthly
1.0

http://webdesignsbyapw.com/?page_id=11
2009-10-21T02:54:41+00:00
weekly
0.6

http://webdesignsbyapw.com/?page_id=14
2009-10-21T02:53:25+00:00
weekly
0.6

http://webdesignsbyapw.com/?page_id=12
2009-10-21T02:53:06+00:00
weekly
0.6

http://webdesignsbyapw.com/?page_id=9
2009-10-21T02:52:33+00:00
weekly
0.6

http://webdesignsbyapw.com/?page_id=2
2009-10-21T02:49:05+00:00
weekly
0.6

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So maybe the problem is IE.. If I view it in W3c says it’s invalid coding but I don’t know how to edit the coding: I get this:

http://validator.w3.org/feed/check.cgi?url=www.webdesignsbyapw.com%