$( '#ref-nav' ).bind( 'click', function( e ) {

	var target = e.target;
	$target = $( target );

	if( target.nodeName === 'A' ) {
		
		var index = $target.attr( 'rel' );
		var url = $target.attr( 'href' );//alert(url);
		
		$desc = $( '#ref-desc' );
		
		$desc.fadeOut();
		
		$( '#ref-article' ).load( url + ' #ref-desc', { 'reference' : index }, function() {
		
			$desc.fadeIn();
		
		});
		
	}
	
	return false;

});