add + expander in place of collapser.

webclient/src/Comments.js

@@ -87,9 +87,12 @@ class Article extends React.Component {
 						{c.author === story.author ? '[OP]' : ''} {c.author || '[Deleted]'}
 						{' '} | <HashLink to={'#' + cid} id={cid}>{moment.unix(c.date).fromNow()}</HashLink>
 
-						{hidden || hasChildren &&
+						{hasChildren && (
+							hidden ?
 								<span className='collapser pointer' onClick={() => this.collapseComment(cid)}>–</span>
-						}
+								:
+								<span className='collapser expander pointer' onClick={() => this.expandComment(cid)}>+</span>
+						)}
 					</p>
 				</div>