Type of Sitemap for live.com and yahoo?

[sdnjosh]

What type of sitemaps do [ External links are visible to forum administrators only ] and [ External links are visible to forum administrators only ] like to see?
ROR, sitemap.xml, or html?

[XML-Sitemaps Support]

They use sitemap.xml, html sitemap is a general purpose sitemap that should help search engines to crawl your site better, but you should not manually submit it, just put a link to sitemap.html somewhere on your site.