Replace .attr() with .prop() as per jQuery 1.6.1. Also fixes couple places where the JS wasn't working because attr('some', '') does not remove the HTML property now, see #17311

git-svn-id: http://svn.automattic.com/wordpress/trunk@18027 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/js/xfn.dev.js

@@ -1,10 +1,10 @@
 jQuery(document).ready( function($) {
-	$('#link_rel').attr('readonly', 'readonly');
+	$('#link_rel').prop('readonly', true);
 	$('#linkxfndiv input').bind('click keyup', function() {
 		var isMe = $('#me').is(':checked'), inputs = '';
 		$('input.valinp').each( function() {
 			if (isMe) {
-				$(this).attr('disabled', 'disabled').parent().addClass('disabled');
+				$(this).prop('disabled', true).parent().addClass('disabled');
 			} else {
 				$(this).removeAttr('disabled').parent().removeClass('disabled');
 				if ( $(this).is(':checked') && $(this).val() != '')
@@ -13,4 +13,4 @@ jQuery(document).ready( function($) {
 		});
 		$('#link_rel').val( (isMe) ? 'me' : inputs.substr(0,inputs.length - 1) );
 	});
-});
+});