Index: src/wp-admin/js/edit-comments.js
===================================================================
--- src/wp-admin/js/edit-comments.js	(revision 25961)
+++ src/wp-admin/js/edit-comments.js	(working copy)
@@ -390,9 +390,6 @@
 		$('#comment_post_ID', editRow).val(post_id);
 		$('#comment_ID', editRow).val(comment_id);
 
-		if ( h > 120 )
-			$('#replycontent', editRow).css('height', (35+h) + 'px');
-
 		if ( action == 'edit' ) {
 			$('#author', editRow).val( $('div.author', rowData).text() );
 			$('#author-email', editRow).val( $('div.author-email', rowData).text() );
@@ -402,6 +399,9 @@
 			$('#edithead, #savebtn', editRow).show();
 			$('#replyhead, #replybtn, #addhead, #addbtn', editRow).hide();
 
+			if ( h > 120 )
+				$('#replycontent', editRow).css('height', ( 35 + h ) + 'px');
+
 			c.after( editRow ).fadeOut('fast', function(){
 				$('#replyrow').fadeIn(300, function(){ $(this).show() });
 			});