Use FB.XFBML.parse() docs after loading new content
function loadPage() {
$('#test').load('test.html #test', function() {
FB.XFBML.parse( );
}).fadeOut('slow').fadeIn('slow');
}
, id test div id test () ( ) , , .
, $.get
$.get('test.html',
function(data) {
var temp = $('<div>').html(data).find('#test');
$('#test').html(temp.html());
}
);