Improve citing in replies

templates/main.js

@@ -292,11 +292,10 @@ function citeReply(id, with_link) {
 	if (typeof $ != 'undefined') {
 		var select = document.getSelection().toString();
 		if (select) {
-			var body = $('#reply_' + id + ', #op_' + id).find('div.body');  // TODO: support for OPs
-			var index = body.text().indexOf(select.replace('\n', ''));  // for some reason this only works like this
-			if (index > -1) {
-				textarea.value += '>' + select + '\n';
-			}
+			var body = $('#reply_' + id + ', #op_' + id).find('div.body'); 
+			// quote each line in the selection
+			select = select.replace(/\n(.)/g, '\n>$1');
+			textarea.value += '>' + select + '\n';
 		}
 
 		$(window).trigger('cite', [id, with_link]);