Index: src/wp-admin/css/list-tables.css
===================================================================
--- src/wp-admin/css/list-tables.css	(revision 42873)
+++ src/wp-admin/css/list-tables.css	(working copy)
@@ -152,10 +152,19 @@
 	overflow: hidden;
 }
 
+#replysubmit p {
+	margin-bottom: 0;
+}
+
 #replysubmit .button {
 	margin-right: 5px;
 }
 
+#replysubmit .spinner {
+	float: none;
+	margin: -4px 0 0;
+}
+
 #replyrow.inline-edit-row fieldset.comment-reply {
 	font-size: inherit;
 	line-height: inherit;
Index: src/wp-admin/includes/class-wp-comments-list-table.php
===================================================================
--- src/wp-admin/includes/class-wp-comments-list-table.php	(revision 42873)
+++ src/wp-admin/includes/class-wp-comments-list-table.php	(working copy)
@@ -607,29 +607,29 @@
 		// Not looking at all comments.
 		if ( $comment_status && 'all' != $comment_status ) {
 			if ( 'approved' === $the_comment_status ) {
-				$actions['unapprove'] = "<a href='$unapprove_url' data-wp-lists='delete:the-comment-list:comment-$comment->comment_ID:e7e7d3:action=dim-comment&amp;new=unapproved' class='vim-u vim-destructive' aria-label='" . esc_attr__( 'Unapprove this comment' ) . "'>" . __( 'Unapprove' ) . '</a>';
+				$actions['unapprove'] = "<a href='$unapprove_url' data-wp-lists='delete:the-comment-list:comment-$comment->comment_ID:e7e7d3:action=dim-comment&amp;new=unapproved' class='vim-u vim-destructive aria-button-if-js' aria-label='" . esc_attr__( 'Unapprove this comment' ) . "'>" . __( 'Unapprove' ) . '</a>';
 			} elseif ( 'unapproved' === $the_comment_status ) {
-				$actions['approve'] = "<a href='$approve_url' data-wp-lists='delete:the-comment-list:comment-$comment->comment_ID:e7e7d3:action=dim-comment&amp;new=approved' class='vim-a vim-destructive' aria-label='" . esc_attr__( 'Approve this comment' ) . "'>" . __( 'Approve' ) . '</a>';
+				$actions['approve'] = "<a href='$approve_url' data-wp-lists='delete:the-comment-list:comment-$comment->comment_ID:e7e7d3:action=dim-comment&amp;new=approved' class='vim-a vim-destructive aria-button-if-js' aria-label='" . esc_attr__( 'Approve this comment' ) . "'>" . __( 'Approve' ) . '</a>';
 			}
 		} else {
-			$actions['approve']   = "<a href='$approve_url' data-wp-lists='dim:the-comment-list:comment-$comment->comment_ID:unapproved:e7e7d3:e7e7d3:new=approved' class='vim-a' aria-label='" . esc_attr__( 'Approve this comment' ) . "'>" . __( 'Approve' ) . '</a>';
-			$actions['unapprove'] = "<a href='$unapprove_url' data-wp-lists='dim:the-comment-list:comment-$comment->comment_ID:unapproved:e7e7d3:e7e7d3:new=unapproved' class='vim-u' aria-label='" . esc_attr__( 'Unapprove this comment' ) . "'>" . __( 'Unapprove' ) . '</a>';
+			$actions['approve']   = "<a href='$approve_url' data-wp-lists='dim:the-comment-list:comment-$comment->comment_ID:unapproved:e7e7d3:e7e7d3:new=approved' class='vim-a aria-button-if-js' aria-label='" . esc_attr__( 'Approve this comment' ) . "'>" . __( 'Approve' ) . '</a>';
+			$actions['unapprove'] = "<a href='$unapprove_url' data-wp-lists='dim:the-comment-list:comment-$comment->comment_ID:unapproved:e7e7d3:e7e7d3:new=unapproved' class='vim-u aria-button-if-js' aria-label='" . esc_attr__( 'Unapprove this comment' ) . "'>" . __( 'Unapprove' ) . '</a>';
 		}
 
 		if ( 'spam' !== $the_comment_status ) {
-			$actions['spam'] = "<a href='$spam_url' data-wp-lists='delete:the-comment-list:comment-$comment->comment_ID::spam=1' class='vim-s vim-destructive' aria-label='" . esc_attr__( 'Mark this comment as spam' ) . "'>" . /* translators: mark as spam link */ _x( 'Spam', 'verb' ) . '</a>';
+			$actions['spam'] = "<a href='$spam_url' data-wp-lists='delete:the-comment-list:comment-$comment->comment_ID::spam=1' class='vim-s vim-destructive aria-button-if-js' aria-label='" . esc_attr__( 'Mark this comment as spam' ) . "'>" . /* translators: mark as spam link */ _x( 'Spam', 'verb' ) . '</a>';
 		} elseif ( 'spam' === $the_comment_status ) {
-			$actions['unspam'] = "<a href='$unspam_url' data-wp-lists='delete:the-comment-list:comment-$comment->comment_ID:66cc66:unspam=1' class='vim-z vim-destructive' aria-label='" . esc_attr__( 'Restore this comment from the spam' ) . "'>" . _x( 'Not Spam', 'comment' ) . '</a>';
+			$actions['unspam'] = "<a href='$unspam_url' data-wp-lists='delete:the-comment-list:comment-$comment->comment_ID:66cc66:unspam=1' class='vim-z vim-destructive aria-button-if-js' aria-label='" . esc_attr__( 'Restore this comment from the spam' ) . "'>" . _x( 'Not Spam', 'comment' ) . '</a>';
 		}
 
 		if ( 'trash' === $the_comment_status ) {
-			$actions['untrash'] = "<a href='$untrash_url' data-wp-lists='delete:the-comment-list:comment-$comment->comment_ID:66cc66:untrash=1' class='vim-z vim-destructive' aria-label='" . esc_attr__( 'Restore this comment from the Trash' ) . "'>" . __( 'Restore' ) . '</a>';
+			$actions['untrash'] = "<a href='$untrash_url' data-wp-lists='delete:the-comment-list:comment-$comment->comment_ID:66cc66:untrash=1' class='vim-z vim-destructive aria-button-if-js' aria-label='" . esc_attr__( 'Restore this comment from the Trash' ) . "'>" . __( 'Restore' ) . '</a>';
 		}
 
 		if ( 'spam' === $the_comment_status || 'trash' === $the_comment_status || ! EMPTY_TRASH_DAYS ) {
-			$actions['delete'] = "<a href='$delete_url' data-wp-lists='delete:the-comment-list:comment-$comment->comment_ID::delete=1' class='delete vim-d vim-destructive' aria-label='" . esc_attr__( 'Delete this comment permanently' ) . "'>" . __( 'Delete Permanently' ) . '</a>';
+			$actions['delete'] = "<a href='$delete_url' data-wp-lists='delete:the-comment-list:comment-$comment->comment_ID::delete=1' class='delete vim-d vim-destructive aria-button-if-js' aria-label='" . esc_attr__( 'Delete this comment permanently' ) . "'>" . __( 'Delete Permanently' ) . '</a>';
 		} else {
-			$actions['trash'] = "<a href='$trash_url' data-wp-lists='delete:the-comment-list:comment-$comment->comment_ID::trash=1' class='delete vim-d vim-destructive' aria-label='" . esc_attr__( 'Move this comment to the Trash' ) . "'>" . _x( 'Trash', 'verb' ) . '</a>';
+			$actions['trash'] = "<a href='$trash_url' data-wp-lists='delete:the-comment-list:comment-$comment->comment_ID::trash=1' class='delete vim-d vim-destructive aria-button-if-js' aria-label='" . esc_attr__( 'Move this comment to the Trash' ) . "'>" . _x( 'Trash', 'verb' ) . '</a>';
 		}
 
 		if ( 'spam' !== $the_comment_status && 'trash' !== $the_comment_status ) {
Index: src/wp-admin/includes/dashboard.php
===================================================================
--- src/wp-admin/includes/dashboard.php	(revision 42873)
+++ src/wp-admin/includes/dashboard.php	(working copy)
@@ -651,16 +651,16 @@
 		$trash_url     = esc_url( "comment.php?action=trashcomment&p=$comment->comment_post_ID&c=$comment->comment_ID&$del_nonce" );
 		$delete_url    = esc_url( "comment.php?action=deletecomment&p=$comment->comment_post_ID&c=$comment->comment_ID&$del_nonce" );
 
-		$actions['approve']   = "<a href='$approve_url' data-wp-lists='dim:the-comment-list:comment-$comment->comment_ID:unapproved:e7e7d3:e7e7d3:new=approved' class='vim-a' aria-label='" . esc_attr__( 'Approve this comment' ) . "'>" . __( 'Approve' ) . '</a>';
-		$actions['unapprove'] = "<a href='$unapprove_url' data-wp-lists='dim:the-comment-list:comment-$comment->comment_ID:unapproved:e7e7d3:e7e7d3:new=unapproved' class='vim-u' aria-label='" . esc_attr__( 'Unapprove this comment' ) . "'>" . __( 'Unapprove' ) . '</a>';
+		$actions['approve']   = "<a href='$approve_url' data-wp-lists='dim:the-comment-list:comment-$comment->comment_ID:unapproved:e7e7d3:e7e7d3:new=approved' class='vim-a aria-button-if-js' aria-label='" . esc_attr__( 'Approve this comment' ) . "'>" . __( 'Approve' ) . '</a>';
+		$actions['unapprove'] = "<a href='$unapprove_url' data-wp-lists='dim:the-comment-list:comment-$comment->comment_ID:unapproved:e7e7d3:e7e7d3:new=unapproved' class='vim-u aria-button-if-js' aria-label='" . esc_attr__( 'Unapprove this comment' ) . "'>" . __( 'Unapprove' ) . '</a>';
 		$actions['edit']      = "<a href='comment.php?action=editcomment&amp;c={$comment->comment_ID}' aria-label='" . esc_attr__( 'Edit this comment' ) . "'>" . __( 'Edit' ) . '</a>';
-		$actions['reply']     = '<a onclick="window.commentReply && commentReply.open(\'' . $comment->comment_ID . '\',\'' . $comment->comment_post_ID . '\');return false;" class="vim-r hide-if-no-js" aria-label="' . esc_attr__( 'Reply to this comment' ) . '" href="#">' . __( 'Reply' ) . '</a>';
-		$actions['spam']      = "<a href='$spam_url' data-wp-lists='delete:the-comment-list:comment-$comment->comment_ID::spam=1' class='vim-s vim-destructive' aria-label='" . esc_attr__( 'Mark this comment as spam' ) . "'>" . /* translators: mark as spam link */ _x( 'Spam', 'verb' ) . '</a>';
+		$actions['reply']     = '<button type="button" onclick="window.commentReply && commentReply.open(\'' . $comment->comment_ID . '\',\'' . $comment->comment_post_ID . '\');" class="vim-r button-link hide-if-no-js" aria-label="' . esc_attr__( 'Reply to this comment' ) . '">' . __( 'Reply' ) . '</button>';
+		$actions['spam']      = "<a href='$spam_url' data-wp-lists='delete:the-comment-list:comment-$comment->comment_ID::spam=1' class='vim-s vim-destructive aria-button-if-js' aria-label='" . esc_attr__( 'Mark this comment as spam' ) . "'>" . /* translators: mark as spam link */ _x( 'Spam', 'verb' ) . '</a>';
 
 		if ( ! EMPTY_TRASH_DAYS ) {
-			$actions['delete'] = "<a href='$delete_url' data-wp-lists='delete:the-comment-list:comment-$comment->comment_ID::trash=1' class='delete vim-d vim-destructive' aria-label='" . esc_attr__( 'Delete this comment permanently' ) . "'>" . __( 'Delete Permanently' ) . '</a>';
+			$actions['delete'] = "<a href='$delete_url' data-wp-lists='delete:the-comment-list:comment-$comment->comment_ID::trash=1' class='delete vim-d vim-destructive aria-button-if-js' aria-label='" . esc_attr__( 'Delete this comment permanently' ) . "'>" . __( 'Delete Permanently' ) . '</a>';
 		} else {
-			$actions['trash'] = "<a href='$trash_url' data-wp-lists='delete:the-comment-list:comment-$comment->comment_ID::trash=1' class='delete vim-d vim-destructive' aria-label='" . esc_attr__( 'Move this comment to the Trash' ) . "'>" . _x( 'Trash', 'verb' ) . '</a>';
+			$actions['trash'] = "<a href='$trash_url' data-wp-lists='delete:the-comment-list:comment-$comment->comment_ID::trash=1' class='delete vim-d vim-destructive aria-button-if-js' aria-label='" . esc_attr__( 'Move this comment to the Trash' ) . "'>" . _x( 'Trash', 'verb' ) . '</a>';
 		}
 
 		$actions['view'] = '<a class="comment-link" href="' . esc_url( get_comment_link( $comment ) ) . '" aria-label="' . esc_attr__( 'View this comment' ) . '">' . __( 'View' ) . '</a>';
Index: src/wp-admin/includes/meta-boxes.php
===================================================================
--- src/wp-admin/includes/meta-boxes.php	(revision 42873)
+++ src/wp-admin/includes/meta-boxes.php	(working copy)
@@ -803,7 +803,7 @@
 function post_comment_meta_box( $post ) {
 	wp_nonce_field( 'get-comments', 'add_comment_nonce', false );
 	?>
-	<p class="hide-if-no-js" id="add-new-comment"><a class="button" href="#commentstatusdiv" onclick="window.commentReply && commentReply.addcomment(<?php echo $post->ID; ?>);return false;"><?php _e( 'Add comment' ); ?></a></p>
+	<p class="hide-if-no-js" id="add-new-comment"><button type="button" class="button" onclick="window.commentReply && commentReply.addcomment(<?php echo $post->ID; ?>);"><?php _e( 'Add comment' ); ?></button></p>
 	<?php
 
 	$total         = get_comments(
Index: src/wp-admin/includes/template.php
===================================================================
--- src/wp-admin/includes/template.php	(revision 42873)
+++ src/wp-admin/includes/template.php	(working copy)
@@ -471,15 +471,14 @@
 
 	<div id="replysubmit" class="submit">
 		<p>
-			<a href="#comments-form" class="save button button-primary alignright">
+			<button type="button" class="save button button-primary">
 				<span id="addbtn" style="display: none;"><?php _e( 'Add Comment' ); ?></span>
 				<span id="savebtn" style="display: none;"><?php _e( 'Update Comment' ); ?></span>
 				<span id="replybtn" style="display: none;"><?php _e( 'Submit Reply' ); ?></span>
-			</a>
-			<a href="#comments-form" class="cancel button alignleft"><?php _e( 'Cancel' ); ?></a>
+			</button>
+			<button type="button" class="cancel button"><?php _e( 'Cancel' ); ?></button>
 			<span class="waiting spinner"></span>
 		</p>
-		<br class="clear" />
 		<div class="notice notice-error notice-alt inline hidden">
 			<p class="error"></p>
 		</div>
Index: src/wp-admin/js/edit-comments.js
===================================================================
--- src/wp-admin/js/edit-comments.js	(revision 42873)
+++ src/wp-admin/js/edit-comments.js	(working copy)
@@ -284,7 +284,7 @@
 			a = $('.undo a', '#undo-' + id);
 			a.attr('href', 'comment.php?action=un' + action + 'comment&c=' + id + '&_wpnonce=' + settings.data._ajax_nonce);
 			a.attr('data-wp-lists', 'delete:the-comment-list:comment-' + id + '::un' + action + '=1');
-			a.attr('class', 'vim-z vim-destructive');
+			a.attr('class', 'vim-z vim-destructive aria-button-if-js');
 			$('.avatar', el).first().clone().prependTo('#undo-' + id + ' .' + action + '-undo-inside');
 
 			a.click(function( e ){
@@ -578,8 +578,8 @@
 	init : function() {
 		var row = $('#replyrow');
 
-		$('a.cancel', row).click(function() { return commentReply.revert(); });
-		$('a.save', row).click(function() { return commentReply.send(); });
+		$( '.cancel', row ).click( function() { return commentReply.revert(); } );
+		$( '.save', row ).click( function() { return commentReply.send(); } );
 		$( 'input#author-name, input#author-email, input#author-url', row ).keypress( function( e ) {
 			if ( e.which == 13 ) {
 				commentReply.send();
@@ -627,8 +627,6 @@
 		$('#replyrow').fadeOut('fast', function(){
 			commentReply.close();
 		});
-
-		return false;
 	},
 
 	close : function() {
@@ -804,8 +802,6 @@
 			success : function(x) { commentReply.show(x); },
 			error : function(r) { commentReply.error(r); }
 		});
-
-		return false;
 	},
 
 	show : function(xml) {