Index: media.php
===================================================================
--- media.php	(revision 14612)
+++ media.php	(working copy)
@@ -1247,7 +1247,7 @@
 			if ( !empty( $media_dims ) )
 				$item .= "<p><strong>" . __('Dimensions:') . "</strong> $media_dims</p>\n";
 
-			echo "</td></tr>\n";
+			$item .= "</td></tr>\n";