You cannot pull in an entire XHTML document. You can only handle tags that exist within the <body>
of an html document. Frustrating. Strip everything from info.html that isn’t within your <body>
tag and try it again.
There are other potential ways around this issue – check below “Stackoverflow Related Items” at the base of this response.
From the Doc: (http://docs.jquery.com/Core/jQuery#htmlownerDocument)
“HTML string cannot contain elements that are invalid within a div, such as
html, head, body, or title elements.“