Index: wp-admin/includes/dashboard.php
===================================================================
--- wp-admin/includes/dashboard.php	(revision 20971)
+++ wp-admin/includes/dashboard.php	(working copy)
@@ -444,14 +444,14 @@
 
 	<form name="searchform" action="<?php echo network_admin_url('users.php'); ?>" method="get">
 		<p>
-			<input type="search" name="s" value="" size="17" id="all-user-search-input" />
+			<input type="search" name="s" value="" size="30" id="all-user-search-input" />
 			<?php submit_button( __( 'Search Users' ), 'button', 'submit', false, array( 'id' => 'submit_users' ) ); ?>
 		</p>
 	</form>
 
 	<form name="searchform" action="<?php echo network_admin_url('sites.php'); ?>" method="get">
 		<p>
-			<input type="search" name="s" value="" size="17" id="site-search-input" />
+			<input type="search" name="s" value="" size="30" id="site-search-input" />
 			<?php submit_button( __( 'Search Sites' ), 'button', 'submit', false, array( 'id' => 'submit_sites' ) ); ?>
 		</p>
 	</form>
Index: wp-admin/js/user-search.dev.js
===================================================================
--- wp-admin/js/user-search.dev.js	(revision 20971)
+++ wp-admin/js/user-search.dev.js	(working copy)
@@ -1,27 +1,34 @@
 jQuery( function($) {
-	var id = typeof( current_site_id ) != 'undefined' ? '&site_id=' + current_site_id : '';
+	var id = typeof( current_site_id ) != 'undefined' ? '&site_id=' + current_site_id : '',
+	    open = function(e, ui) {
+	    	$(this).addClass('open');
+			$('.ui-autocomplete:visible').css('top', '-=1');
+	    },
+	    close = function(e, ui) {
+	    	$(this).removeClass('open');
+	    };
 
 	$( '#adduser-email, #newuser' ).autocomplete({
 		source:   ajaxurl + '?action=autocomplete-user&autocomplete_type=add' + id,
 		delay:    500,
 		minLength: 2,
-		open: function(e, ui) { $(this).addClass('open'); },
-		close: function(e, ui) { $(this).removeClass('open'); }
+		open: open,
+		close: close
 	});
 
 	$( '#user-search-input' ).autocomplete({
 		source:   ajaxurl + '?action=autocomplete-user&autocomplete_type=search' + id,
 		delay:    500,
 		minLength: 2,
-		open: function(e, ui) { $(this).addClass('open'); },
-		close: function(e, ui) { $(this).removeClass('open'); }
+		open: open,
+		close: close
 	});
 
 	$( '#all-user-search-input' ).autocomplete({
 		source:   ajaxurl + '?action=autocomplete-user&autocomplete_type=search-all' + id,
 		delay:    500,
 		minLength: 2,
-		open: function(e, ui) { $(this).addClass('open'); },
-		close: function(e, ui) { $(this).removeClass('open'); }
+		open: open,
+		close: close
 	});
 });
Index: wp-admin/js/site-search.dev.js
===================================================================
--- wp-admin/js/site-search.dev.js	(revision 20971)
+++ wp-admin/js/site-search.dev.js	(working copy)
@@ -3,7 +3,10 @@
 		source:   ajaxurl + '?action=autocomplete-site',
 		delay:    500,
 		minLength: 2,
-		open: function(e, ui) { $(this).addClass('open'); },
+		open: function(e, ui) {
+			$(this).addClass('open');
+			$('.ui-autocomplete:visible').css('top', '-=1');
+		},
 		close: function(e, ui) { $(this).removeClass('open'); }
 	});
 });
Index: wp-admin/css/wp-admin.dev.css
===================================================================
--- wp-admin/css/wp-admin.dev.css	(revision 20971)
+++ wp-admin/css/wp-admin.dev.css	(working copy)
@@ -889,28 +889,21 @@
 	border-bottom-left-radius: 3px;
 	border-width: 1px;
 	border-style: solid;
-	border-top: none;
-
-	background-color: #efefef;
-	border-color: #bbb;
 }
 
 .ui-autocomplete li {
 	margin-bottom: 0;
 	white-space: nowrap;
 	text-align: left;
-	color: #101010;
 }
 
 .ui-autocomplete li a {
 	display: block;
 	height: 100%;
 	padding: 4px 10px;
-	color: #333;
 }
 
 .ui-autocomplete li a.ui-state-hover {
-	background-color: #ddd;
 	cursor: pointer;
 }