example:
<ASX VERSION="3.0">
<TITLE>Example Windows Media Player Show</TITLE>
<ENTRY>
<TITLE>Example Clip</TITLE>
<REF HREF="http://example.microsoft.com/a.avi" />
</ENTRY>
<ENTRY>
<TITLE>Another Clip</TITLE>
<REF HREF="http://example.microsoft.com/b.avi" />
</ENTRY>
</ASX>
<ASX VERSION="3.0">
<TITLE>Example Windows Media Player Show</TITLE>
<ENTRY>
<TITLE>Example Clip</TITLE>
<REF HREF="http://example.microsoft.com/a.avi" />
</ENTRY>
<ENTRY>
<TITLE>Another Clip</TITLE>
<REF HREF="http://example.microsoft.com/b.avi" />
</ENTRY>
</ASX>
http://msdn.microsoft.com/library/default.asp?url=/library/en-us/wcesdkr/htm/_wcesdk_asx_asx_elements_reference.asp