1 files changed, 50 insertions, 0 deletions
diff --git a/js/id_highlighter.js b/js/id_highlighter.js
new file mode 100644
index 00000000..d0a5fabf
--- /dev/null
+++ b/js/id_highlighter.js
@@ -0,0 +1,50 @@
+if (active_page == 'thread' || active_page == 'index') {
+	$(document).ready(function(){
+		function arrayRemove(a, v) { a.splice(a.indexOf(v) == -1 ? a.length : a.indexOf(v), 1); }
+
+		var idshighlighted = [];
+
+		function getPostsById(id){
+			return $(".poster_id").filter(function(i){
+				return $(this).text() == id;
+			});
+		}
+
+		function getMasterPosts(parents){
+			if(!parents.hasClass("post")) return;
+			
+			var toRet = [];
+			
+			$(parents).each(function(){
+				if($(this).hasClass("post"))
+					toRet.push($(this));
+			});
+			
+			return toRet;
+		}
+
+		var id_highlighter = function(){
+			var id = $(this).text();
+			
+			if($.inArray(id, idshighlighted) !== -1){
+				arrayRemove(idshighlighted, id);
+				
+				$(getMasterPosts(getPostsById(id).parents())).each(function(i){
+					$(this).removeClass("highlighted");
+				});
+			}else{
+				idshighlighted.push(id);
+				
+				$(getMasterPosts(getPostsById(id).parents())).each(function(i){
+					$(this).addClass("highlighted");
+				});
+			}
+		}
+
+		$(".poster_id").on('click', id_highlighter);
+
+		$(document).on('new_post', function(e, post) {
+			$(post).find('.poster_id').on('click', id_highlighter);
+		});
+	});
+}