Sitelink problem

Hi,
Im having a real problem with my XML Google sitemap, probablly something really simeple im overlooking.

The sitemap is here
http://www.cityis.com/sitemap.xml

if i use a free sitemap checker it says it fine but once in google webmaster and i submit the sitemap it says:

4 URL not allowed
This url is not allowed for a Sitemap at this location. URL: http://www.cityis.com/index.php
Problem detected on: Oct 17, 2009

27 URL not allowed
This url is not allowed for a Sitemap at this location. URL: http://www.cityis.com/cityis-video-conferencing-products.php
Problem detected on: Oct 17, 2009

33 URL not allowed
This url is not allowed for a Sitemap at this location. URL: http://www.cityis.com/infrastructure-products.php
Problem detected on: Oct 17, 2009

42 URL not allowed
This url is not allowed for a Sitemap at this location. URL: http://www.cityis.com/collaboration-products.php
Problem detected on: Oct 17, 2009

48 URL not allowed
This url is not allowed for a Sitemap at this location. URL: http://www.cityis.com/audio-visual-products.php
Problem detected on: Oct 17, 2009
And so on

If anyone can help me it would be really appreciated!!