js: remove current_top_id global

js/feedlist.js

@@ -99,8 +99,12 @@ function viewfeed(feed, method, is_cat, offset, background, infscroll_req, can_w
 			query = query + "&m=" + param_escape(method);
 		}
 
-		if (current_top_article_id && offset > 0) {
+		if (offset > 0) {
-			query = query + "&topid=" + param_escape(current_top_article_id);
+			var firstRow = $$('div[id*="RROW-"]').first();
+
+			if (firstRow) {
+				query = query + "&topid=" + param_escape(parseInt(firstRow.id.replace("RROW-", "")));
+			}
 		}
 
 		if (!background) {

js/viewfeed.js

@@ -13,7 +13,6 @@ var catchup_timeout_id = false;
 var cids_requested = [];
 var loaded_article_ids = [];
 var _last_headlines_update = 0;
-var current_top_article_id = false;
 
 var has_storage = 'sessionStorage' in window && window['sessionStorage'] !== null;
 
@@ -84,7 +83,6 @@ function headlines_callback2(transport, offset, background, infscroll_req) {
 
 			if (infscroll_req == false) {
 				loaded_article_ids = [];
-				current_top_article_id = false;
 
 				dijit.byId("headlines-frame").attr('content',
 					reply['headlines']['content']);
@@ -104,10 +102,6 @@ function headlines_callback2(transport, offset, background, infscroll_req) {
 					}
 				});
 
-				if (loaded_article_ids.size() > 0) {
-					current_top_article_id = parseInt(loaded_article_ids[0].replace("RROW-", ""));
-				}
-
 				var hsp = $("headlines-spacer");
 				if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
 				dijit.byId('headlines-frame').domNode.appendChild(hsp);