Index: wp-admin/upload.php
===================================================================
--- wp-admin/upload.php	(revision 11001)
+++ wp-admin/upload.php	(working copy)
@@ -361,7 +361,7 @@
 			$t_time = get_the_time(__('Y/m/d g:i:s A'));
 			$m_time = $post->post_date;
 			$time = get_post_time( 'G', true );
-			if ( ( abs($t_diff = time() - $time) ) < 86400 ) {
+			if ( ( abs($t_diff = strtotime(gmdate("Y-m-d H:i:s")) - $time) ) < 86400 ) {
 				if ( $t_diff < 0 )
 					$h_time = sprintf( __('%s from now'), human_time_diff( $time ) );
 				else