diff -r 2f6f6f7551ca -r 32102edaa81b web/wp-admin/js/user-suggest.dev.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/wp-admin/js/user-suggest.dev.js	Mon Nov 19 18:26:13 2012 +0100
@@ -0,0 +1,13 @@
+(function($) {
+	var id = 'undefined' !== typeof current_site_id ? '&site_id=' + current_site_id : '';
+	$(document).ready( function() {
+		$( '.wp-suggest-user' ).autocomplete({
+			source:    ajaxurl + '?action=autocomplete-user&autocomplete_type=add' + id,
+			delay:     500,
+			minLength: 2,
+			position:  ( 'undefined' !== typeof isRtl && isRtl ) ? { my: 'right top', at: 'right bottom', offset: '0, -1' } : { offset: '0, -1' },
+			open:      function() { $(this).addClass('open'); },
+			close:     function() { $(this).removeClass('open'); }
+		});
+	});
+})(jQuery);
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