simplify error handling

* less convoluted exception dialogs
* use window.onerror for the majority of exception catching/reporting
* remove most of now useless try/catch blocks
* report stacktrace instead of manually specified error locations

1 files changed, 1168 insertions, 1375 deletions

diff --git a/js/viewfeed.js b/js/viewfeed.js
index c420a1a5a..abf56c185 100755
--- a/js/viewfeed.js
+++ b/js/viewfeed.js
@@ -1,5 +1,3 @@
-var article_cache = new Array();
-
 var _active_article_id = 0;
 
 var vgroup_last_feed = false;
@@ -21,87 +19,129 @@ var _catchup_request_sent = false;
 var has_storage = 'sessionStorage' in window && window['sessionStorage'] !== null;
 
 function headlines_callback2(transport, offset, background, infscroll_req) {
+	handle_rpc_json(transport);
+
+	console.log("headlines_callback2 [offset=" + offset + "] B:" + background + " I:" + infscroll_req);
+
+	var is_cat = false;
+	var feed_id = false;
+
+	var reply = false;
+
 	try {
-		handle_rpc_json(transport);
+		reply = JSON.parse(transport.responseText);
+	} catch (e) {
+		console.error(e);
+	}
 
-		console.log("headlines_callback2 [offset=" + offset + "] B:" + background + " I:" + infscroll_req);
+	if (reply) {
 
-		var is_cat = false;
-		var feed_id = false;
+		is_cat = reply['headlines']['is_cat'];
+		feed_id = reply['headlines']['id'];
 
-		var reply = false;
+		if (background) {
+			var content = reply['headlines']['content'];
 
-		try {
-			reply = JSON.parse(transport.responseText);
-		} catch (e) {
-			console.error(e);
+			content = content + "<div id='headlines-spacer'></div>";
+			return;
 		}
 
-		if (reply) {
+		if (feed_id != -7 && (feed_id != getActiveFeedId() || is_cat != activeFeedIsCat()))
+			return;
 
-			is_cat = reply['headlines']['is_cat'];
-			feed_id = reply['headlines']['id'];
+		/* dijit.getEnclosingWidget(
+			document.forms["main_toolbar_form"].update).attr('disabled',
+				is_cat || feed_id <= 0); */
 
-			if (background) {
-				var content = reply['headlines']['content'];
+		try {
+			if (infscroll_req == false) {
+				$("headlines-frame").scrollTop = 0;
 
-				content = content + "<div id='headlines-spacer'></div>";
-				return;
+				$("floatingTitle").style.visibility = "hidden";
+				$("floatingTitle").setAttribute("data-article-id", 0);
+				$("floatingTitle").innerHTML = "";
 			}
+		} catch (e) { };
 
-			if (feed_id != -7 && (feed_id != getActiveFeedId() || is_cat != activeFeedIsCat()))
-				return;
+		$("headlines-frame").removeClassName("cdm");
+		$("headlines-frame").removeClassName("normal");
 
-			/* dijit.getEnclosingWidget(
-				document.forms["main_toolbar_form"].update).attr('disabled',
-					is_cat || feed_id <= 0); */
+		$("headlines-frame").addClassName(isCdmMode() ? "cdm" : "normal");
 
-			try {
-				if (infscroll_req == false) {
-					$("headlines-frame").scrollTop = 0;
+		var headlines_count = reply['headlines-info']['count'];
 
-					$("floatingTitle").style.visibility = "hidden";
-					$("floatingTitle").setAttribute("data-article-id", 0);
-					$("floatingTitle").innerHTML = "";
-				}
-			} catch (e) { };
+		vgroup_last_feed = reply['headlines-info']['vgroup_last_feed'];
+
+		if (parseInt(headlines_count) < 30) {
+			_infscroll_disable = 1;
+		} else {
+			_infscroll_disable = 0;
+		}
 
-			$("headlines-frame").removeClassName("cdm");
-			$("headlines-frame").removeClassName("normal");
+		current_first_id = reply['headlines']['first_id'];
+		var counters = reply['counters'];
+		var articles = reply['articles'];
+		//var runtime_info = reply['runtime-info'];
 
-			$("headlines-frame").addClassName(isCdmMode() ? "cdm" : "normal");
+		if (infscroll_req == false) {
+			loaded_article_ids = [];
 
-			var headlines_count = reply['headlines-info']['count'];
+			dojo.html.set($("headlines-toolbar"),
+					reply['headlines']['toolbar'],
+					{parseContent: true});
 
-			vgroup_last_feed = reply['headlines-info']['vgroup_last_feed'];
+			/*dojo.html.set($("headlines-frame"),
+				reply['headlines']['content'],
+				{parseContent: true});
 
-			if (parseInt(headlines_count) < 30) {
-				_infscroll_disable = 1;
-			} else {
-				_infscroll_disable = 0;
-			}
+			$$("#headlines-frame div[id*='RROW']").each(function(row) {
+				loaded_article_ids.push(row.id);
+			});*/
 
-			current_first_id = reply['headlines']['first_id'];
-			var counters = reply['counters'];
-			var articles = reply['articles'];
-			//var runtime_info = reply['runtime-info'];
+			$("headlines-frame").innerHTML = '';
 
-			if (infscroll_req == false) {
-				loaded_article_ids = [];
+			var tmp = new Element("div");
+			tmp.innerHTML = reply['headlines']['content'];
+			dojo.parser.parse(tmp);
 
-				dojo.html.set($("headlines-toolbar"),
-						reply['headlines']['toolbar'],
-						{parseContent: true});
+			while (tmp.hasChildNodes()) {
+				var row = tmp.removeChild(tmp.firstChild);
 
-				/*dojo.html.set($("headlines-frame"),
-					reply['headlines']['content'],
-					{parseContent: true});
+				if (loaded_article_ids.indexOf(row.id) == -1 || row.hasClassName("cdmFeedTitle")) {
+					dijit.byId("headlines-frame").domNode.appendChild(row);
 
-				$$("#headlines-frame div[id*='RROW']").each(function(row) {
 					loaded_article_ids.push(row.id);
-				});*/
+				}
+			}
+
+			var hsp = $("headlines-spacer");
+			if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
+			dijit.byId('headlines-frame').domNode.appendChild(hsp);
+
+			initHeadlinesMenu();
+
+			if (_infscroll_disable)
+				hsp.innerHTML = "<a href='#' onclick='openNextUnreadFeed()'>" +
+					__("Click to open next unread feed.") + "</a>";
+
+			if (_search_query) {
+				$("feed_title").innerHTML += "<span id='cancel_search'>" +
+					" (<a href='#' onclick='cancelSearch()'>" + __("Cancel search") + "</a>)" +
+					"</span>";
+			}
+
+		} else {
+
+			if (headlines_count > 0 && feed_id == getActiveFeedId() && is_cat == activeFeedIsCat()) {
+				console.log("adding some more headlines: " + headlines_count);
+
+				var c = dijit.byId("headlines-frame");
+				var ids = getSelectedArticleIds2();
 
-				$("headlines-frame").innerHTML = '';
+				var hsp = $("headlines-spacer");
+
+				if (hsp)
+					c.domNode.removeChild(hsp);
 
 				var tmp = new Element("div");
 				tmp.innerHTML = reply['headlines']['content'];
@@ -117,796 +157,672 @@ function headlines_callback2(transport, offset, background, infscroll_req) {
 					}
 				}
 
-				var hsp = $("headlines-spacer");
 				if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
-				dijit.byId('headlines-frame').domNode.appendChild(hsp);
+				c.domNode.appendChild(hsp);
 
-				initHeadlinesMenu();
+				if (headlines_count < 30) _infscroll_disable = true;
 
-				if (_infscroll_disable)
-					hsp.innerHTML = "<a href='#' onclick='openNextUnreadFeed()'>" +
-						__("Click to open next unread feed.") + "</a>";
+				console.log("restore selected ids: " + ids);
 
-				if (_search_query) {
-					$("feed_title").innerHTML += "<span id='cancel_search'>" +
-						" (<a href='#' onclick='cancelSearch()'>" + __("Cancel search") + "</a>)" +
-						"</span>";
+				for (var i = 0; i < ids.length; i++) {
+					markHeadline(ids[i]);
 				}
 
-			} else {
-
-				if (headlines_count > 0 && feed_id == getActiveFeedId() && is_cat == activeFeedIsCat()) {
-					console.log("adding some more headlines: " + headlines_count);
-
-					var c = dijit.byId("headlines-frame");
-					var ids = getSelectedArticleIds2();
-
-					var hsp = $("headlines-spacer");
-
-					if (hsp)
-						c.domNode.removeChild(hsp);
-
-					var tmp = new Element("div");
-					tmp.innerHTML = reply['headlines']['content'];
-					dojo.parser.parse(tmp);
-
-					while (tmp.hasChildNodes()) {
-						var row = tmp.removeChild(tmp.firstChild);
-
-						if (loaded_article_ids.indexOf(row.id) == -1 || row.hasClassName("cdmFeedTitle")) {
-							dijit.byId("headlines-frame").domNode.appendChild(row);
-
-							loaded_article_ids.push(row.id);
-						}
-					}
-
-					if (!hsp) hsp = new Element("DIV", {"id": "headlines-spacer"});
-					c.domNode.appendChild(hsp);
+				initHeadlinesMenu();
 
-					if (headlines_count < 30) _infscroll_disable = true;
+				if (_infscroll_disable) {
+					hsp.innerHTML = "<a href='#' onclick='openNextUnreadFeed()'>" +
+					__("Click to open next unread feed.") + "</a>";
+				}
 
-					console.log("restore selected ids: " + ids);
+			} else {
+				console.log("no new headlines received");
 
-					for (var i = 0; i < ids.length; i++) {
-						markHeadline(ids[i]);
-					}
+				var first_id_changed = reply['headlines']['first_id_changed'];
+				console.log("first id changed:" + first_id_changed);
 
-					initHeadlinesMenu();
+				var hsp = $("headlines-spacer");
 
-					if (_infscroll_disable) {
+				if (hsp) {
+					if (first_id_changed) {
+						hsp.innerHTML = "<a href='#' onclick='viewCurrentFeed()'>" +
+						__("New articles found, reload feed to continue.") + "</a>";
+					} else {
 						hsp.innerHTML = "<a href='#' onclick='openNextUnreadFeed()'>" +
 						__("Click to open next unread feed.") + "</a>";
 					}
 
-				} else {
-					console.log("no new headlines received");
-
-					var first_id_changed = reply['headlines']['first_id_changed'];
-					console.log("first id changed:" + first_id_changed);
-
-					var hsp = $("headlines-spacer");
-
-					if (hsp) {
-						if (first_id_changed) {
-							hsp.innerHTML = "<a href='#' onclick='viewCurrentFeed()'>" +
-							__("New articles found, reload feed to continue.") + "</a>";
-						} else {
-							hsp.innerHTML = "<a href='#' onclick='openNextUnreadFeed()'>" +
-							__("Click to open next unread feed.") + "</a>";
-						}
-
-					}
-
 				}
-			}
 
-			if (articles) {
-				for (var i = 0; i < articles.length; i++) {
-					var a_id = articles[i]['id'];
-					cache_set("article:" + a_id, articles[i]['content']);
-				}
-			} else {
-				console.log("no cached articles received");
 			}
+		}
 
-			if (counters)
-				parse_counters(counters);
-			else
-				request_counters(true);
-
+		if (articles) {
+			for (var i = 0; i < articles.length; i++) {
+				var a_id = articles[i]['id'];
+				cache_set("article:" + a_id, articles[i]['content']);
+			}
 		} else {
-			console.error("Invalid object received: " + transport.responseText);
-			dijit.byId("headlines-frame").attr('content', "<div class='whiteBox'>" +
-					__('Could not update headlines (invalid object received - see error console for details)') +
-					"</div>");
+			console.log("no cached articles received");
 		}
 
-		_infscroll_request_sent = 0;
-		_last_headlines_update = new Date().getTime();
+		if (counters)
+			parse_counters(counters);
+		else
+			request_counters(true);
 
-		unpackVisibleHeadlines();
+	} else {
+		console.error("Invalid object received: " + transport.responseText);
+		dijit.byId("headlines-frame").attr('content', "<div class='whiteBox'>" +
+				__('Could not update headlines (invalid object received - see error console for details)') +
+				"</div>");
+	}
 
-		// if we have some more space in the buffer, why not try to fill it
+	_infscroll_request_sent = 0;
+	_last_headlines_update = new Date().getTime();
 
-		if (!_infscroll_disable && $("headlines-spacer") &&
-				$("headlines-spacer").offsetTop < $("headlines-frame").offsetHeight) {
+	unpackVisibleHeadlines();
 
-			window.setTimeout(function() {
-				loadMoreHeadlines();
-			}, 250);
-		}
+	// if we have some more space in the buffer, why not try to fill it
 
-		notify("");
+	if (!_infscroll_disable && $("headlines-spacer") &&
+			$("headlines-spacer").offsetTop < $("headlines-frame").offsetHeight) {
 
-	} catch (e) {
-		exception_error("headlines_callback2", e, transport);
+		window.setTimeout(function() {
+			loadMoreHeadlines();
+		}, 250);
 	}
+
+	notify("");
 }
 
 function render_article(article) {
-	try {
-		cleanup_memory("content-insert");
-
-		dijit.byId("headlines-wrap-inner").addChild(
-				dijit.byId("content-insert"));
+	cleanup_memory("content-insert");
 
-		var c = dijit.byId("content-insert");
+	dijit.byId("headlines-wrap-inner").addChild(
+			dijit.byId("content-insert"));
 
-		try {
-			c.domNode.scrollTop = 0;
-		} catch (e) { };
+	var c = dijit.byId("content-insert");
 
-		c.attr('content', article);
-		PluginHost.run(PluginHost.HOOK_ARTICLE_RENDERED, c.domNode);
+	try {
+		c.domNode.scrollTop = 0;
+	} catch (e) { };
 
-		correctHeadlinesOffset(getActiveArticleId());
+	c.attr('content', article);
+	PluginHost.run(PluginHost.HOOK_ARTICLE_RENDERED, c.domNode);
 
-		try {
-			c.focus();
-		} catch (e) { };
+	correctHeadlinesOffset(getActiveArticleId());
 
-	} catch (e) {
-		exception_error("render_article", e);
-	}
+	try {
+		c.focus();
+	} catch (e) { };
 }
 
 function showArticleInHeadlines(id, noexpand) {
+	var row = $("RROW-" + id);
+	if (!row) return;
 
-	try {
-		var row = $("RROW-" + id);
-		if (!row) return;
-
-		if (!noexpand)
-			row.removeClassName("Unread");
-
-		row.addClassName("active");
+	if (!noexpand)
+		row.removeClassName("Unread");
 
-		selectArticles('none');
+	row.addClassName("active");
 
-		markHeadline(id);
+	selectArticles('none');
 
-	} catch (e) {
-		exception_error("showArticleInHeadlines", e);
-	}
+	markHeadline(id);
 }
 
 function article_callback2(transport, id) {
-	try {
-		console.log("article_callback2 " + id);
+	console.log("article_callback2 " + id);
 
-		handle_rpc_json(transport);
+	handle_rpc_json(transport);
 
-		var reply = false;
+	var reply = false;
 
-		try {
-			reply = JSON.parse(transport.responseText);
-		} catch (e) {
-			console.error(e);
-		}
+	try {
+		reply = JSON.parse(transport.responseText);
+	} catch (e) {
+		console.error(e);
+	}
 
-		if (reply) {
+	if (reply) {
 
-			reply.each(function(article) {
-				if (getActiveArticleId() == article['id']) {
-					render_article(article['content']);
-				}
-				cids_requested.remove(article['id']);
+		reply.each(function(article) {
+			if (getActiveArticleId() == article['id']) {
+				render_article(article['content']);
+			}
+			cids_requested.remove(article['id']);
 
-				cache_set("article:" + article['id'], article['content']);
-			});
+			cache_set("article:" + article['id'], article['content']);
+		});
 
 //			if (id != last_requested_article) {
 //				console.log("requested article id is out of sequence, aborting");
 //				return;
 //			}
 
-		} else {
-			console.error("Invalid object received: " + transport.responseText);
+	} else {
+		console.error("Invalid object received: " + transport.responseText);
 
-			render_article("<div class='whiteBox'>" +
-					__('Could not display article (invalid object received - see error console for details)') + "</div>");
-		}
+		render_article("<div class='whiteBox'>" +
+				__('Could not display article (invalid object received - see error console for details)') + "</div>");
+	}
 
-		var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
-		request_counters(unread_in_buffer == 0);
+	var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
+	request_counters(unread_in_buffer == 0);
 
-		notify("");
-	} catch (e) {
-		exception_error("article_callback2", e, transport);
-	}
+	notify("");
 }
 
 function view(id, activefeed, noexpand) {
-	try {
-		var oldrow = $("RROW-" + getActiveArticleId());
-		if (oldrow) oldrow.removeClassName("active");
+	var oldrow = $("RROW-" + getActiveArticleId());
+	if (oldrow) oldrow.removeClassName("active");
 
-		var crow = $("RROW-" + id);
+	var crow = $("RROW-" + id);
 
-		if (!crow) return;
-		if (noexpand) {
-			setActiveArticleId(id);
-			showArticleInHeadlines(id, noexpand);
-			return;
-		}
+	if (!crow) return;
+	if (noexpand) {
+		setActiveArticleId(id);
+		showArticleInHeadlines(id, noexpand);
+		return;
+	}
 
-		console.log("loading article: " + id);
+	console.log("loading article: " + id);
 
-		var cached_article = cache_get("article:" + id);
+	var cached_article = cache_get("article:" + id);
 
-		console.log("cache check result: " + (cached_article != false));
+	console.log("cache check result: " + (cached_article != false));
 
-		var query = "?op=article&method=view&id=" + param_escape(id);
+	var query = "?op=article&method=view&id=" + param_escape(id);
 
-		var neighbor_ids = getRelativePostIds(id);
+	var neighbor_ids = getRelativePostIds(id);
 
-		/* only request uncached articles */
+	/* only request uncached articles */
 
-		var cids_to_request = [];
+	var cids_to_request = [];
 
-		for (var i = 0; i < neighbor_ids.length; i++) {
-			if (cids_requested.indexOf(neighbor_ids[i]) == -1)
-				if (!cache_get("article:" + neighbor_ids[i])) {
-					cids_to_request.push(neighbor_ids[i]);
-					cids_requested.push(neighbor_ids[i]);
-				}
-		}
+	for (var i = 0; i < neighbor_ids.length; i++) {
+		if (cids_requested.indexOf(neighbor_ids[i]) == -1)
+			if (!cache_get("article:" + neighbor_ids[i])) {
+				cids_to_request.push(neighbor_ids[i]);
+				cids_requested.push(neighbor_ids[i]);
+			}
+	}
 
-		console.log("additional ids: " + cids_to_request.toString());
+	console.log("additional ids: " + cids_to_request.toString());
 
-		query = query + "&cids=" + cids_to_request.toString();
+	query = query + "&cids=" + cids_to_request.toString();
 
-		var article_is_unread = crow.hasClassName("Unread");
+	var article_is_unread = crow.hasClassName("Unread");
 
-		setActiveArticleId(id);
-		showArticleInHeadlines(id);
+	setActiveArticleId(id);
+	showArticleInHeadlines(id);
 
-		if (cached_article && article_is_unread) {
+	if (cached_article && article_is_unread) {
 
-			query = query + "&mode=prefetch";
+		query = query + "&mode=prefetch";
 
-			render_article(cached_article);
+		render_article(cached_article);
 
-		} else if (cached_article) {
+	} else if (cached_article) {
 
-			query = query + "&mode=prefetch_old";
-			render_article(cached_article);
+		query = query + "&mode=prefetch_old";
+		render_article(cached_article);
 
-			// if we don't need to request any relative ids, we might as well skip
-			// the server roundtrip altogether
-			if (cids_to_request.length == 0) {
-				return;
-			}
+		// if we don't need to request any relative ids, we might as well skip
+		// the server roundtrip altogether
+		if (cids_to_request.length == 0) {
+			return;
 		}
+	}
 
-		last_requested_article = id;
+	last_requested_article = id;
 
-		console.log(query);
+	console.log(query);
 
-		if (article_is_unread) {
-			decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
-		}
+	if (article_is_unread) {
+		decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
+	}
 
-		new Ajax.Request("backend.php", {
-			parameters: query,
-			onComplete: function(transport) {
-				article_callback2(transport, id);
-			} });
+	new Ajax.Request("backend.php", {
+		parameters: query,
+		onComplete: function(transport) {
+			article_callback2(transport, id);
+		} });
 
-		return false;
+	return false;
 
-	} catch (e) {
-		exception_error("view", e);
-	}
 }
 
 function toggleMark(id, client_only) {
-	try {
-		var query = "?op=rpc&id=" + id + "&method=mark";
+	var query = "?op=rpc&id=" + id + "&method=mark";
 
-		var row = $("RROW-" + id);
-		if (!row) return;
+	var row = $("RROW-" + id);
+	if (!row) return;
 
-		var imgs = [];
+	var imgs = [];
 
-		var row_imgs = row.getElementsByClassName("markedPic");
+	var row_imgs = row.getElementsByClassName("markedPic");
 
-		for (var i = 0; i < row_imgs.length; i++)
-			imgs.push(row_imgs[i]);
+	for (var i = 0; i < row_imgs.length; i++)
+		imgs.push(row_imgs[i]);
 
-		var ft = $("floatingTitle");
+	var ft = $("floatingTitle");
 
-		if (ft && ft.getAttribute("data-article-id") == id) {
-			var fte = ft.getElementsByClassName("markedPic");
+	if (ft && ft.getAttribute("data-article-id") == id) {
+		var fte = ft.getElementsByClassName("markedPic");
 
-			for (var i = 0; i < fte.length; i++)
-				imgs.push(fte[i]);
-		}
+		for (var i = 0; i < fte.length; i++)
+			imgs.push(fte[i]);
+	}
 
-		for (i = 0; i < imgs.length; i++) {
-			var img = imgs[i];
+	for (i = 0; i < imgs.length; i++) {
+		var img = imgs[i];
 
-			if (!row.hasClassName("marked")) {
-				img.src = img.src.replace("mark_unset", "mark_set");
-				img.alt = __("Unstar article");
-				query = query + "&mark=1";
-			} else {
-				img.src = img.src.replace("mark_set", "mark_unset");
-				img.alt = __("Star article");
-				query = query + "&mark=0";
-			}
+		if (!row.hasClassName("marked")) {
+			img.src = img.src.replace("mark_unset", "mark_set");
+			img.alt = __("Unstar article");
+			query = query + "&mark=1";
+		} else {
+			img.src = img.src.replace("mark_set", "mark_unset");
+			img.alt = __("Star article");
+			query = query + "&mark=0";
 		}
+	}
 
-		row.toggleClassName("marked");
-
-		if (!client_only) {
-			new Ajax.Request("backend.php", {
-				parameters: query,
-				onComplete: function(transport) {
-					handle_rpc_json(transport);
-				} });
-		}
+	row.toggleClassName("marked");
 
-	} catch (e) {
-		exception_error("toggleMark", e);
+	if (!client_only) {
+		new Ajax.Request("backend.php", {
+			parameters: query,
+			onComplete: function (transport) {
+				handle_rpc_json(transport);
+			}
+		});
 	}
 }
 
 function togglePub(id, client_only, no_effects, note) {
-	try {
-		var query = "?op=rpc&id=" + id + "&method=publ";
+	var query = "?op=rpc&id=" + id + "&method=publ";
 
-		if (note != undefined) {
-			query = query + "&note=" + param_escape(note);
-		} else {
-			query = query + "&note=undefined";
-		}
+	if (note != undefined) {
+		query = query + "&note=" + param_escape(note);
+	} else {
+		query = query + "&note=undefined";
+	}
 
-		var row = $("RROW-" + id);
-		if (!row) return;
+	var row = $("RROW-" + id);
+	if (!row) return;
 
-		var imgs = [];
+	var imgs = [];
 
-		var row_imgs = row.getElementsByClassName("pubPic");
+	var row_imgs = row.getElementsByClassName("pubPic");
 
-		for (var i = 0; i < row_imgs.length; i++)
-			imgs.push(row_imgs[i]);
+	for (var i = 0; i < row_imgs.length; i++)
+		imgs.push(row_imgs[i]);
 
-		var ft = $("floatingTitle");
+	var ft = $("floatingTitle");
 
-		if (ft && ft.getAttribute("data-article-id") == id) {
-			var fte = ft.getElementsByClassName("pubPic");
+	if (ft && ft.getAttribute("data-article-id") == id) {
+		var fte = ft.getElementsByClassName("pubPic");
 
-			for (var i = 0; i < fte.length; i++)
-				imgs.push(fte[i]);
-		}
+		for (var i = 0; i < fte.length; i++)
+			imgs.push(fte[i]);
+	}
 
-		for (i = 0; i < imgs.length; i++) {
-			var img = imgs[i];
+	for (i = 0; i < imgs.length; i++) {
+		var img = imgs[i];
 
-			if (!row.hasClassName("published") || note != undefined) {
-				img.src = img.src.replace("pub_unset", "pub_set");
-				img.alt = __("Unpublish article");
-				query = query + "&pub=1";
-			} else {
-				img.src = img.src.replace("pub_set", "pub_unset");
-				img.alt = __("Publish article");
-				query = query + "&pub=0";
-			}
+		if (!row.hasClassName("published") || note != undefined) {
+			img.src = img.src.replace("pub_unset", "pub_set");
+			img.alt = __("Unpublish article");
+			query = query + "&pub=1";
+		} else {
+			img.src = img.src.replace("pub_set", "pub_unset");
+			img.alt = __("Publish article");
+			query = query + "&pub=0";
 		}
+	}
 
-		if (note != undefined)
-			row.addClassName("published");
-		else
-			row.toggleClassName("published");
-
-		if (!client_only) {
-			new Ajax.Request("backend.php", {
-				parameters: query,
-				onComplete: function(transport) {
-					handle_rpc_json(transport);
-				} });
-		}
+	if (note != undefined)
+		row.addClassName("published");
+	else
+		row.toggleClassName("published");
 
-	} catch (e) {
-		exception_error("togglePub", e);
+	if (!client_only) {
+		new Ajax.Request("backend.php", {
+			parameters: query,
+			onComplete: function(transport) {
+				handle_rpc_json(transport);
+			} });
 	}
+
 }
 
 function moveToPost(mode, noscroll, noexpand) {
+	var rows = getLoadedArticleIds();
 
-	try {
-
-		var rows = getLoadedArticleIds();
+	var prev_id = false;
+	var next_id = false;
 
-		var prev_id = false;
-		var next_id = false;
-
-		if (!$('RROW-' + getActiveArticleId())) {
-			setActiveArticleId(0);
-		}
+	if (!$('RROW-' + getActiveArticleId())) {
+		setActiveArticleId(0);
+	}
 
-		if (!getActiveArticleId()) {
-			next_id = rows[0];
-			prev_id = rows[rows.length-1]
-		} else {
-			for (var i = 0; i < rows.length; i++) {
-				if (rows[i] == getActiveArticleId()) {
+	if (!getActiveArticleId()) {
+		next_id = rows[0];
+		prev_id = rows[rows.length-1]
+	} else {
+		for (var i = 0; i < rows.length; i++) {
+			if (rows[i] == getActiveArticleId()) {
 
-					// Account for adjacent identical article ids.
-					if (i > 0) prev_id = rows[i-1];
+				// Account for adjacent identical article ids.
+				if (i > 0) prev_id = rows[i-1];
 
-					for (var j = i+1; j < rows.length; j++) {
-						if (rows[j] != getActiveArticleId()) {
-							next_id = rows[j];
-							break;
-						}
+				for (var j = i+1; j < rows.length; j++) {
+					if (rows[j] != getActiveArticleId()) {
+						next_id = rows[j];
+						break;
 					}
-					break;
 				}
+				break;
 			}
 		}
+	}
 
-		console.log("cur: " + getActiveArticleId() + " next: " + next_id);
-
-		if (mode == "next") {
-		 	if (next_id || getActiveArticleId()) {
-				if (isCdmMode()) {
+	console.log("cur: " + getActiveArticleId() + " next: " + next_id);
 
-					var article = $("RROW-" + getActiveArticleId());
-					var ctr = $("headlines-frame");
+	if (mode == "next") {
+		if (next_id || getActiveArticleId()) {
+			if (isCdmMode()) {
 
-					if (!noscroll && article && article.offsetTop + article.offsetHeight >
-							ctr.scrollTop + ctr.offsetHeight) {
+				var article = $("RROW-" + getActiveArticleId());
+				var ctr = $("headlines-frame");
 
-						scrollArticle(ctr.offsetHeight/4);
+				if (!noscroll && article && article.offsetTop + article.offsetHeight >
+						ctr.scrollTop + ctr.offsetHeight) {
 
-					} else if (next_id) {
-						cdmExpandArticle(next_id, noexpand);
-						cdmScrollToArticleId(next_id, true);
-					}
+					scrollArticle(ctr.offsetHeight/4);
 
 				} else if (next_id) {
-					correctHeadlinesOffset(next_id);
-					view(next_id, getActiveFeedId(), noexpand);
+					cdmExpandArticle(next_id, noexpand);
+					cdmScrollToArticleId(next_id, true);
 				}
+
+			} else if (next_id) {
+				correctHeadlinesOffset(next_id);
+				view(next_id, getActiveFeedId(), noexpand);
 			}
 		}
+	}
 
-		if (mode == "prev") {
-			if (prev_id || getActiveArticleId()) {
-				if (isCdmMode()) {
+	if (mode == "prev") {
+		if (prev_id || getActiveArticleId()) {
+			if (isCdmMode()) {
 
-					var article = $("RROW-" + getActiveArticleId());
-					var prev_article = $("RROW-" + prev_id);
-					var ctr = $("headlines-frame");
+				var article = $("RROW-" + getActiveArticleId());
+				var prev_article = $("RROW-" + prev_id);
+				var ctr = $("headlines-frame");
 
-					if (!getInitParam("cdm_expanded")) {
+				if (!getInitParam("cdm_expanded")) {
 
-						if (!noscroll && article && article.offsetTop < ctr.scrollTop) {
-							scrollArticle(-ctr.offsetHeight/4);
-						} else {
-							cdmExpandArticle(prev_id, noexpand);
-							cdmScrollToArticleId(prev_id, true);
-						}
+					if (!noscroll && article && article.offsetTop < ctr.scrollTop) {
+						scrollArticle(-ctr.offsetHeight/4);
 					} else {
-
-						if (!noscroll && article && article.offsetTop < ctr.scrollTop) {
-							scrollArticle(-ctr.offsetHeight/3);
-						} else if (!noscroll && prev_article &&
-								prev_article.offsetTop < ctr.scrollTop) {
-							cdmExpandArticle(prev_id, noexpand);
-							scrollArticle(-ctr.offsetHeight/4);
-						} else if (prev_id) {
-							cdmExpandArticle(prev_id, noexpand);
-							cdmScrollToArticleId(prev_id, noscroll);
-						}
+						cdmExpandArticle(prev_id, noexpand);
+						cdmScrollToArticleId(prev_id, true);
 					}
+				} else {
 
-				} else if (prev_id) {
-					correctHeadlinesOffset(prev_id);
-					view(prev_id, getActiveFeedId(), noexpand);
+					if (!noscroll && article && article.offsetTop < ctr.scrollTop) {
+						scrollArticle(-ctr.offsetHeight/3);
+					} else if (!noscroll && prev_article &&
+							prev_article.offsetTop < ctr.scrollTop) {
+						cdmExpandArticle(prev_id, noexpand);
+						scrollArticle(-ctr.offsetHeight/4);
+					} else if (prev_id) {
+						cdmExpandArticle(prev_id, noexpand);
+						cdmScrollToArticleId(prev_id, noscroll);
+					}
 				}
+
+			} else if (prev_id) {
+				correctHeadlinesOffset(prev_id);
+				view(prev_id, getActiveFeedId(), noexpand);
 			}
 		}
-
-	} catch (e) {
-		exception_error("moveToPost", e);
 	}
+
 }
 
 function toggleSelected(id, force_on) {
-	try {
-		var row = $("RROW-" + id);
+	var row = $("RROW-" + id);
 
-		if (row) {
-			var cb = dijit.getEnclosingWidget(
-					row.getElementsByClassName("rchk")[0]);
+	if (row) {
+		var cb = dijit.getEnclosingWidget(
+				row.getElementsByClassName("rchk")[0]);
 
-			if (row.hasClassName('Selected') && !force_on) {
-				row.removeClassName('Selected');
-				if (cb) cb.attr("checked", false);
-			} else {
-				row.addClassName('Selected');
-				if (cb) cb.attr("checked", true);
-			}
+		if (row.hasClassName('Selected') && !force_on) {
+			row.removeClassName('Selected');
+			if (cb) cb.attr("checked", false);
+		} else {
+			row.addClassName('Selected');
+			if (cb) cb.attr("checked", true);
 		}
-
-		updateSelectedPrompt();
-	} catch (e) {
-		exception_error("toggleSelected", e);
 	}
+
+	updateSelectedPrompt();
 }
 
 function updateSelectedPrompt() {
-	try {
-		var count = getSelectedArticleIds2().size();
-		var elem = $("selected_prompt");
+	var count = getSelectedArticleIds2().size();
+	var elem = $("selected_prompt");
 
-		if (elem) {
-			elem.innerHTML = ngettext("%d article selected",
-					"%d articles selected", count).replace("%d", count);
+	if (elem) {
+		elem.innerHTML = ngettext("%d article selected",
+				"%d articles selected", count).replace("%d", count);
 
-			if (count > 0)
-				Element.show(elem);
-			else
-				Element.hide(elem);
-		}
-
-	} catch (e) {
-		exception_error("updateSelectedPrompt", e);
+		if (count > 0)
+			Element.show(elem);
+		else
+			Element.hide(elem);
 	}
+
 }
 
 function toggleUnread(id, cmode, effect) {
-	try {
-
-		var row = $("RROW-" + id);
-		if (row) {
-			var tmpClassName = row.className;
-
-			if (cmode == undefined || cmode == 2) {
-				if (row.hasClassName("Unread")) {
-					row.removeClassName("Unread");
-
-				} else {
-					row.addClassName("Unread");
-				}
-
-			} else if (cmode == 0) {
+	var row = $("RROW-" + id);
+	if (row) {
+		var tmpClassName = row.className;
 
+		if (cmode == undefined || cmode == 2) {
+			if (row.hasClassName("Unread")) {
 				row.removeClassName("Unread");
 
-			} else if (cmode == 1) {
+			} else {
 				row.addClassName("Unread");
 			}
 
-			if (cmode == undefined) cmode = 2;
+		} else if (cmode == 0) {
 
-			var query = "?op=rpc&method=catchupSelected" +
-				"&cmode=" + param_escape(cmode) + "&ids=" + param_escape(id);
+			row.removeClassName("Unread");
 
-//			notify_progress("Loading, please wait...");
+		} else if (cmode == 1) {
+			row.addClassName("Unread");
+		}
 
-			if (tmpClassName != row.className) {
-				new Ajax.Request("backend.php", {
-					parameters: query,
-					onComplete: function (transport) {
-						handle_rpc_json(transport);
-					}
-				});
-			}
+		if (cmode == undefined) cmode = 2;
+
+		var query = "?op=rpc&method=catchupSelected" +
+			"&cmode=" + param_escape(cmode) + "&ids=" + param_escape(id);
+
+//			notify_progress("Loading, please wait...");
 
+		if (tmpClassName != row.className) {
+			new Ajax.Request("backend.php", {
+				parameters: query,
+				onComplete: function (transport) {
+					handle_rpc_json(transport);
+				}
+			});
 		}
 
-	} catch (e) {
-		exception_error("toggleUnread", e);
 	}
 }
 
 function selectionRemoveLabel(id, ids) {
-	try {
-
-		if (!ids) ids = getSelectedArticleIds2();
-
-		if (ids.length == 0) {
-			alert(__("No articles are selected."));
-			return;
-		}
+	if (!ids) ids = getSelectedArticleIds2();
 
-		var query = "?op=article&method=removeFromLabel&ids=" +
-			param_escape(ids.toString()) + "&lid=" + param_escape(id);
+	if (ids.length == 0) {
+		alert(__("No articles are selected."));
+		return;
+	}
 
-		console.log(query);
+	var query = "?op=article&method=removeFromLabel&ids=" +
+		param_escape(ids.toString()) + "&lid=" + param_escape(id);
 
-		new Ajax.Request("backend.php", {
-			parameters: query,
-			onComplete: function(transport) {
-				handle_rpc_json(transport);
-				show_labels_in_headlines(transport);
-			} });
+	console.log(query);
 
-	} catch (e) {
-		exception_error("selectionAssignLabel", e);
+	new Ajax.Request("backend.php", {
+		parameters: query,
+		onComplete: function(transport) {
+			handle_rpc_json(transport);
+			show_labels_in_headlines(transport);
+		} });
 
-	}
 }
 
 function selectionAssignLabel(id, ids) {
-	try {
-
-		if (!ids) ids = getSelectedArticleIds2();
+	if (!ids) ids = getSelectedArticleIds2();
 
-		if (ids.length == 0) {
-			alert(__("No articles are selected."));
-			return;
-		}
+	if (ids.length == 0) {
+		alert(__("No articles are selected."));
+		return;
+	}
 
-		var query = "?op=article&method=assignToLabel&ids=" +
-			param_escape(ids.toString()) + "&lid=" + param_escape(id);
+	var query = "?op=article&method=assignToLabel&ids=" +
+		param_escape(ids.toString()) + "&lid=" + param_escape(id);
 
-		console.log(query);
+	console.log(query);
 
-		new Ajax.Request("backend.php", {
-			parameters: query,
-			onComplete: function(transport) {
-				handle_rpc_json(transport);
-				show_labels_in_headlines(transport);
-			} });
-
-	} catch (e) {
-		exception_error("selectionAssignLabel", e);
-
-	}
+	new Ajax.Request("backend.php", {
+		parameters: query,
+		onComplete: function(transport) {
+			handle_rpc_json(transport);
+			show_labels_in_headlines(transport);
+		} });
 }
 
 function selectionToggleUnread(set_state, callback, no_error, ids) {
-	try {
-		var rows = ids ? ids : getSelectedArticleIds2();
-
-		if (rows.length == 0 && !no_error) {
-			alert(__("No articles are selected."));
-			return;
-		}
+	var rows = ids ? ids : getSelectedArticleIds2();
 
-		for (var i = 0; i < rows.length; i++) {
-			var row = $("RROW-" + rows[i]);
-			if (row) {
-				if (set_state == undefined) {
-					if (row.hasClassName("Unread")) {
-						row.removeClassName("Unread");
-					} else {
-						row.addClassName("Unread");
-					}
-				}
+	if (rows.length == 0 && !no_error) {
+		alert(__("No articles are selected."));
+		return;
+	}
 
-				if (set_state == false) {
+	for (var i = 0; i < rows.length; i++) {
+		var row = $("RROW-" + rows[i]);
+		if (row) {
+			if (set_state == undefined) {
+				if (row.hasClassName("Unread")) {
 					row.removeClassName("Unread");
-				}
-
-				if (set_state == true) {
+				} else {
 					row.addClassName("Unread");
 				}
 			}
-		}
-
-		updateFloatingTitle(true);
-
-		if (rows.length > 0) {
 
-			var cmode = "";
+			if (set_state == false) {
+				row.removeClassName("Unread");
+			}
 
-			if (set_state == undefined) {
-				cmode = "2";
-			} else if (set_state == true) {
-				cmode = "1";
-			} else if (set_state == false) {
-				cmode = "0";
+			if (set_state == true) {
+				row.addClassName("Unread");
 			}
+		}
+	}
 
-			var query = "?op=rpc&method=catchupSelected" +
-				"&cmode=" + cmode + "&ids=" + param_escape(rows.toString());
+	updateFloatingTitle(true);
 
-			notify_progress("Loading, please wait...");
+	if (rows.length > 0) {
 
-			new Ajax.Request("backend.php", {
-				parameters: query,
-				onComplete: function(transport) {
-					handle_rpc_json(transport);
-					if (callback) callback(transport);
-				} });
+		var cmode = "";
 
+		if (set_state == undefined) {
+			cmode = "2";
+		} else if (set_state == true) {
+			cmode = "1";
+		} else if (set_state == false) {
+			cmode = "0";
 		}
 
-	} catch (e) {
-		exception_error("selectionToggleUnread", e);
+		var query = "?op=rpc&method=catchupSelected" +
+			"&cmode=" + cmode + "&ids=" + param_escape(rows.toString());
+
+		notify_progress("Loading, please wait...");
+
+		new Ajax.Request("backend.php", {
+			parameters: query,
+			onComplete: function(transport) {
+				handle_rpc_json(transport);
+				if (callback) callback(transport);
+			} });
+
 	}
 }
 
 // sel_state ignored
 function selectionToggleMarked(sel_state, callback, no_error, ids) {
-	try {
-
-		var rows = ids ? ids : getSelectedArticleIds2();
-
-		if (rows.length == 0 && !no_error) {
-			alert(__("No articles are selected."));
-			return;
-		}
+	var rows = ids ? ids : getSelectedArticleIds2();
 
-		for (var i = 0; i < rows.length; i++) {
-			toggleMark(rows[i], true, true);
-		}
+	if (rows.length == 0 && !no_error) {
+		alert(__("No articles are selected."));
+		return;
+	}
 
-		if (rows.length > 0) {
+	for (var i = 0; i < rows.length; i++) {
+		toggleMark(rows[i], true, true);
+	}
 
-			var query = "?op=rpc&method=markSelected&ids=" +
-				param_escape(rows.toString()) + "&cmode=2";
+	if (rows.length > 0) {
 
-			new Ajax.Request("backend.php", {
-				parameters: query,
-				onComplete: function(transport) {
-					handle_rpc_json(transport);
-					if (callback) callback(transport);
-				} });
+		var query = "?op=rpc&method=markSelected&ids=" +
+			param_escape(rows.toString()) + "&cmode=2";
 
-		}
+		new Ajax.Request("backend.php", {
+			parameters: query,
+			onComplete: function(transport) {
+				handle_rpc_json(transport);
+				if (callback) callback(transport);
+			} });
 
-	} catch (e) {
-		exception_error("selectionToggleMarked", e);
 	}
 }
 
 // sel_state ignored
 function selectionTogglePublished(sel_state, callback, no_error, ids) {
-	try {
-
-		var rows = ids ? ids : getSelectedArticleIds2();
+	var rows = ids ? ids : getSelectedArticleIds2();
 
-		if (rows.length == 0 && !no_error) {
-			alert(__("No articles are selected."));
-			return;
-		}
-
-		for (var i = 0; i < rows.length; i++) {
-			togglePub(rows[i], true, true);
-		}
+	if (rows.length == 0 && !no_error) {
+		alert(__("No articles are selected."));
+		return;
+	}
 
-		if (rows.length > 0) {
+	for (var i = 0; i < rows.length; i++) {
+		togglePub(rows[i], true, true);
+	}
 
-			var query = "?op=rpc&method=publishSelected&ids=" +
-				param_escape(rows.toString()) + "&cmode=2";
+	if (rows.length > 0) {
 
-			new Ajax.Request("backend.php", {
-				parameters: query,
-				onComplete: function(transport) {
-					handle_rpc_json(transport);
-				} });
+		var query = "?op=rpc&method=publishSelected&ids=" +
+			param_escape(rows.toString()) + "&cmode=2";
 
-		}
+		new Ajax.Request("backend.php", {
+			parameters: query,
+			onComplete: function(transport) {
+				handle_rpc_json(transport);
+			} });
 
-	} catch (e) {
-		exception_error("selectionToggleMarked", e);
 	}
 }
 
@@ -939,267 +855,240 @@ function getLoadedArticleIds() {
 
 // mode = all,none,unread,invert,marked,published
 function selectArticles(mode, query) {
-	try {
-
-		if (!query) query = "#headlines-frame > div[id*=RROW]";
+	if (!query) query = "#headlines-frame > div[id*=RROW]";
 
-		var children = $$(query);
+	var children = $$(query);
 
-		children.each(function(child) {
-			var id = child.getAttribute("data-article-id");
+	children.each(function(child) {
+		var id = child.getAttribute("data-article-id");
 
-			var cb = dijit.getEnclosingWidget(
-					child.getElementsByClassName("rchk")[0]);
+		var cb = dijit.getEnclosingWidget(
+				child.getElementsByClassName("rchk")[0]);
 
-			if (mode == "all") {
+		if (mode == "all") {
+			child.addClassName("Selected");
+			if (cb) cb.attr("checked", true);
+		} else if (mode == "unread") {
+			if (child.hasClassName("Unread")) {
+				child.addClassName("Selected");
+				if (cb) cb.attr("checked", true);
+			} else {
+				child.removeClassName("Selected");
+				if (cb) cb.attr("checked", false);
+			}
+		} else if (mode == "marked") {
+			if (child.hasClassName("marked")) {
+				child.addClassName("Selected");
+				if (cb) cb.attr("checked", true);
+			} else {
+				child.removeClassName("Selected");
+				if (cb) cb.attr("checked", false);
+			}
+		} else if (mode == "published") {
+			if (child.hasClassName("published")) {
 				child.addClassName("Selected");
 				if (cb) cb.attr("checked", true);
-			} else if (mode == "unread") {
-				if (child.hasClassName("Unread")) {
-					child.addClassName("Selected");
-					if (cb) cb.attr("checked", true);
-				} else {
-					child.removeClassName("Selected");
-					if (cb) cb.attr("checked", false);
-				}
-			} else if (mode == "marked") {
-				if (child.hasClassName("marked")) {
-					child.addClassName("Selected");
-					if (cb) cb.attr("checked", true);
-				} else {
-					child.removeClassName("Selected");
-					if (cb) cb.attr("checked", false);
-				}
-			} else if (mode == "published") {
-				if (child.hasClassName("published")) {
-					child.addClassName("Selected");
-					if (cb) cb.attr("checked", true);
-				} else {
-					child.removeClassName("Selected");
-					if (cb) cb.attr("checked", false);
-				}
-
-			} else if (mode == "invert") {
-				if (child.hasClassName("Selected")) {
-					child.removeClassName("Selected");
-					if (cb) cb.attr("checked", false);
-				} else {
-					child.addClassName("Selected");
-					if (cb) cb.attr("checked", true);
-				}
-
 			} else {
 				child.removeClassName("Selected");
 				if (cb) cb.attr("checked", false);
 			}
-		});
 
-		updateSelectedPrompt();
+		} else if (mode == "invert") {
+			if (child.hasClassName("Selected")) {
+				child.removeClassName("Selected");
+				if (cb) cb.attr("checked", false);
+			} else {
+				child.addClassName("Selected");
+				if (cb) cb.attr("checked", true);
+			}
 
-	} catch (e) {
-		exception_error("selectArticles", e);
-	}
+		} else {
+			child.removeClassName("Selected");
+			if (cb) cb.attr("checked", false);
+		}
+	});
+
+	updateSelectedPrompt();
 }
 
 function deleteSelection() {
 
-	try {
-
-		var rows = getSelectedArticleIds2();
-
-		if (rows.length == 0) {
-			alert(__("No articles are selected."));
-			return;
-		}
+	var rows = getSelectedArticleIds2();
 
-		var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
-		var str;
+	if (rows.length == 0) {
+		alert(__("No articles are selected."));
+		return;
+	}
 
-		if (getActiveFeedId() != 0) {
-			str = ngettext("Delete %d selected article in %s?", "Delete %d selected articles in %s?" , rows.length);
-		} else {
-			str = ngettext("Delete %d selected article?", "Delete %d selected articles?", rows.length);
-		}
+	var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
+	var str;
 
-		str = str.replace("%d", rows.length);
-		str = str.replace("%s", fn);
+	if (getActiveFeedId() != 0) {
+		str = ngettext("Delete %d selected article in %s?", "Delete %d selected articles in %s?", rows.length);
+	} else {
+		str = ngettext("Delete %d selected article?", "Delete %d selected articles?", rows.length);
+	}
 
-		if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
-			return;
-		}
+	str = str.replace("%d", rows.length);
+	str = str.replace("%s", fn);
 
-		query = "?op=rpc&method=delete&ids=" + param_escape(rows);
+	if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
+		return;
+	}
 
-		console.log(query);
+	query = "?op=rpc&method=delete&ids=" + param_escape(rows);
 
-		new Ajax.Request("backend.php",	{
-			parameters: query,
-			onComplete: function(transport) {
-					handle_rpc_json(transport);
-					viewCurrentFeed();
-				} });
+	console.log(query);
 
-	} catch (e) {
-		exception_error("deleteSelection", e);
-	}
+	new Ajax.Request("backend.php", {
+		parameters: query,
+		onComplete: function (transport) {
+			handle_rpc_json(transport);
+			viewCurrentFeed();
+		}
+	});
 }
 
 function archiveSelection() {
 
-	try {
-
-		var rows = getSelectedArticleIds2();
+	var rows = getSelectedArticleIds2();
 
-		if (rows.length == 0) {
-			alert(__("No articles are selected."));
-			return;
-		}
+	if (rows.length == 0) {
+		alert(__("No articles are selected."));
+		return;
+	}
 
-		var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
-		var str;
-		var op;
+	var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
+	var str;
+	var op;
 
-		if (getActiveFeedId() != 0) {
-			str = ngettext("Archive %d selected article in %s?", "Archive %d selected articles in %s?", rows.length);
-			op = "archive";
-		} else {
-			str = ngettext("Move %d archived article back?", "Move %d archived articles back?", rows.length);
+	if (getActiveFeedId() != 0) {
+		str = ngettext("Archive %d selected article in %s?", "Archive %d selected articles in %s?", rows.length);
+		op = "archive";
+	} else {
+		str = ngettext("Move %d archived article back?", "Move %d archived articles back?", rows.length);
 
-			str += " " + __("Please note that unstarred articles might get purged on next feed update.");
+		str += " " + __("Please note that unstarred articles might get purged on next feed update.");
 
-			op = "unarchive";
-		}
+		op = "unarchive";
+	}
 
-		str = str.replace("%d", rows.length);
-		str = str.replace("%s", fn);
+	str = str.replace("%d", rows.length);
+	str = str.replace("%s", fn);
 
-		if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
-			return;
-		}
+	if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
+		return;
+	}
 
-		query = "?op=rpc&method="+op+"&ids=" + param_escape(rows);
+	query = "?op=rpc&method="+op+"&ids=" + param_escape(rows);
 
-		console.log(query);
+	console.log(query);
 
-		for (var i = 0; i < rows.length; i++) {
-			cache_delete("article:" + rows[i]);
-		}
+	for (var i = 0; i < rows.length; i++) {
+		cache_delete("article:" + rows[i]);
+	}
 
-		new Ajax.Request("backend.php", {
-			parameters: query,
-			onComplete: function(transport) {
-					handle_rpc_json(transport);
-					viewCurrentFeed();
-				} });
+	new Ajax.Request("backend.php", {
+		parameters: query,
+		onComplete: function(transport) {
+				handle_rpc_json(transport);
+				viewCurrentFeed();
+			} });
 
-	} catch (e) {
-		exception_error("archiveSelection", e);
-	}
 }
 
 function catchupSelection() {
 
-	try {
-
-		var rows = getSelectedArticleIds2();
-
-		if (rows.length == 0) {
-			alert(__("No articles are selected."));
-			return;
-		}
-
-		var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
+	var rows = getSelectedArticleIds2();
 
-		var str = ngettext("Mark %d selected article in %s as read?", "Mark %d selected articles in %s as read?", rows.length);
+	if (rows.length == 0) {
+		alert(__("No articles are selected."));
+		return;
+	}
 
-		str = str.replace("%d", rows.length);
-		str = str.replace("%s", fn);
+	var fn = getFeedName(getActiveFeedId(), activeFeedIsCat());
 
-		if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
-			return;
-		}
+	var str = ngettext("Mark %d selected article in %s as read?", "Mark %d selected articles in %s as read?", rows.length);
 
-		selectionToggleUnread(false, 'viewCurrentFeed()', true);
+	str = str.replace("%d", rows.length);
+	str = str.replace("%s", fn);
 
-	} catch (e) {
-		exception_error("catchupSelection", e);
+	if (getInitParam("confirm_feed_catchup") == 1 && !confirm(str)) {
+		return;
 	}
+
+	selectionToggleUnread(false, 'viewCurrentFeed()', true);
 }
 
 function editArticleTags(id) {
-		var query = "backend.php?op=article&method=editArticleTags&param=" + param_escape(id);
+	var query = "backend.php?op=article&method=editArticleTags&param=" + param_escape(id);
 
-		if (dijit.byId("editTagsDlg"))
-			dijit.byId("editTagsDlg").destroyRecursive();
+	if (dijit.byId("editTagsDlg"))
+		dijit.byId("editTagsDlg").destroyRecursive();
 
-		dialog = new dijit.Dialog({
-			id: "editTagsDlg",
-			title: __("Edit article Tags"),
-			style: "width: 600px",
-			execute: function() {
-				if (this.validate()) {
-					var query = dojo.objectToQuery(this.attr('value'));
+	dialog = new dijit.Dialog({
+		id: "editTagsDlg",
+		title: __("Edit article Tags"),
+		style: "width: 600px",
+		execute: function() {
+			if (this.validate()) {
+				var query = dojo.objectToQuery(this.attr('value'));
 
-					notify_progress("Saving article tags...", true);
+				notify_progress("Saving article tags...", true);
 
-					new Ajax.Request("backend.php",	{
-					parameters: query,
-					onComplete: function(transport) {
-						try {
-							notify('');
-							dialog.hide();
+				new Ajax.Request("backend.php",	{
+				parameters: query,
+				onComplete: function(transport) {
+					try {
+						notify('');
+						dialog.hide();
 
-							var data = JSON.parse(transport.responseText);
+						var data = JSON.parse(transport.responseText);
 
-							if (data) {
-								var id = data.id;
+						if (data) {
+							var id = data.id;
 
-								console.log(id);
+							console.log(id);
 
-								var tags = $("ATSTR-" + id);
-								var tooltip = dijit.byId("ATSTRTIP-" + id);
+							var tags = $("ATSTR-" + id);
+							var tooltip = dijit.byId("ATSTRTIP-" + id);
 
-								if (tags) tags.innerHTML = data.content;
-								if (tooltip) tooltip.attr('label', data.content_full);
-							}
-						} catch (e) {
-							exception_error("editArticleTags/inner", e);
+							if (tags) tags.innerHTML = data.content;
+							if (tooltip) tooltip.attr('label', data.content_full);
 						}
+					} catch (e) {
+						exception_error(e);
+					}
 
-					}});
-				}
-			},
-			href: query
-		});
+				}});
+			}
+		},
+		href: query
+	});
 
-		var tmph = dojo.connect(dialog, 'onLoad', function() {
-	   		dojo.disconnect(tmph);
+	var tmph = dojo.connect(dialog, 'onLoad', function() {
+		dojo.disconnect(tmph);
 
-			new Ajax.Autocompleter('tags_str', 'tags_choices',
-			   "backend.php?op=article&method=completeTags",
-			   { tokens: ',', paramName: "search" });
-		});
+		new Ajax.Autocompleter('tags_str', 'tags_choices',
+		   "backend.php?op=article&method=completeTags",
+		   { tokens: ',', paramName: "search" });
+	});
 
-		dialog.show();
+	dialog.show();
 
 }
 
 function cdmScrollToArticleId(id, force) {
-	try {
-		var ctr = $("headlines-frame");
-		var e = $("RROW-" + id);
+	var ctr = $("headlines-frame");
+	var e = $("RROW-" + id);
 
-		if (!e || !ctr) return;
+	if (!e || !ctr) return;
 
-		if (force || e.offsetTop+e.offsetHeight > (ctr.scrollTop+ctr.offsetHeight) ||
-				e.offsetTop < ctr.scrollTop) {
+	if (force || e.offsetTop+e.offsetHeight > (ctr.scrollTop+ctr.offsetHeight) ||
+			e.offsetTop < ctr.scrollTop) {
 
-			// expanded cdm has a 4px margin now
-			ctr.scrollTop = parseInt(e.offsetTop) - 4;
-		}
-
-	} catch (e) {
-		exception_error("cdmScrollToArticleId", e);
+		// expanded cdm has a 4px margin now
+		ctr.scrollTop = parseInt(e.offsetTop) - 4;
 	}
 }
 
@@ -1223,31 +1112,26 @@ function postMouseOut(id) {
 }
 
 function unpackVisibleHeadlines() {
-	try {
-		if (!isCdmMode() || !getInitParam("cdm_expanded")) return;
+	if (!isCdmMode() || !getInitParam("cdm_expanded")) return;
 
-		$$("#headlines-frame span.cencw[id]").each(
-			function(child) {
-				var row = $("RROW-" + child.id.replace("CENCW-", ""));
+	$$("#headlines-frame span.cencw[id]").each(
+		function (child) {
+			var row = $("RROW-" + child.id.replace("CENCW-", ""));
 
-				if (row && row.offsetTop <= $("headlines-frame").scrollTop +
-					$("headlines-frame").offsetHeight) {
+			if (row && row.offsetTop <= $("headlines-frame").scrollTop +
+				$("headlines-frame").offsetHeight) {
 
-					//console.log("unpacking: " + child.id);
+				//console.log("unpacking: " + child.id);
 
-					child.innerHTML = htmlspecialchars_decode(child.innerHTML);
-					child.removeAttribute('id');
+				child.innerHTML = htmlspecialchars_decode(child.innerHTML);
+				child.removeAttribute('id');
 
-					PluginHost.run(PluginHost.HOOK_ARTICLE_RENDERED_CDM, row);
+				PluginHost.run(PluginHost.HOOK_ARTICLE_RENDERED_CDM, row);
 
-					Element.show(child);
-				}
+				Element.show(child);
 			}
-		);
-
-	} catch (e) {
-		exception_error("unpackVisibleHeadlines", e);
-	}
+		}
+	);
 }
 
 function headlines_scroll_handler(e) {
@@ -1351,238 +1235,215 @@ function headlines_scroll_handler(e) {
 }
 
 function openNextUnreadFeed() {
-	try {
-		var is_cat = activeFeedIsCat();
-		var nuf = getNextUnreadFeed(getActiveFeedId(), is_cat);
-		if (nuf) viewfeed({feed: nuf, is_cat: is_cat});
-	} catch (e) {
-		exception_error("openNextUnreadFeed", e);
-	}
+	var is_cat = activeFeedIsCat();
+	var nuf = getNextUnreadFeed(getActiveFeedId(), is_cat);
+	if (nuf) viewfeed({feed: nuf, is_cat: is_cat});
 }
 
 function catchupBatchedArticles() {
-	try {
-		if (catchup_id_batch.length > 0 && !_infscroll_request_sent && !_catchup_request_sent) {
-
-			console.log("catchupBatchedArticles: working");
+	if (catchup_id_batch.length > 0 && !_infscroll_request_sent && !_catchup_request_sent) {
 
-			// make a copy of the array
-			var batch = catchup_id_batch.slice();
-			var query = "?op=rpc&method=catchupSelected" +
-				"&cmode=0&ids=" + param_escape(batch.toString());
+		console.log("catchupBatchedArticles: working");
 
-			console.log(query);
+		// make a copy of the array
+		var batch = catchup_id_batch.slice();
+		var query = "?op=rpc&method=catchupSelected" +
+			"&cmode=0&ids=" + param_escape(batch.toString());
 
-			_catchup_request_sent = true;
+		console.log(query);
 
-			new Ajax.Request("backend.php", {
-				parameters: query,
-				onComplete: function(transport) {
-					handle_rpc_json(transport);
+		_catchup_request_sent = true;
 
-					_catchup_request_sent = false;
+		new Ajax.Request("backend.php", {
+			parameters: query,
+			onComplete: function (transport) {
+				handle_rpc_json(transport);
 
-					reply = JSON.parse(transport.responseText);
-					var batch = reply.ids;
+				_catchup_request_sent = false;
 
-					batch.each(function(id) {
-						console.log(id);
-						var elem = $("RROW-" + id);
-						if (elem) elem.removeClassName("Unread");
-						catchup_id_batch.remove(id);
-					});
+				reply = JSON.parse(transport.responseText);
+				var batch = reply.ids;
 
-					updateFloatingTitle(true);
+				batch.each(function (id) {
+					console.log(id);
+					var elem = $("RROW-" + id);
+					if (elem) elem.removeClassName("Unread");
+					catchup_id_batch.remove(id);
+				});
 
-				} });
-		}
+				updateFloatingTitle(true);
 
-	} catch (e) {
-		exception_error("catchupBatchedArticles", e);
+			}
+		});
 	}
 }
 
 function catchupRelativeToArticle(below, id) {
 
-	try {
-
-		if (!id) id = getActiveArticleId();
+	if (!id) id = getActiveArticleId();
 
-		if (!id) {
-			alert(__("No article is selected."));
-			return;
-		}
+	if (!id) {
+		alert(__("No article is selected."));
+		return;
+	}
 
-		var visible_ids = getLoadedArticleIds();
+	var visible_ids = getLoadedArticleIds();
 
-		var ids_to_mark = new Array();
+	var ids_to_mark = new Array();
 
-		if (!below) {
-			for (var i = 0; i < visible_ids.length; i++) {
-				if (visible_ids[i] != id) {
-					var e = $("RROW-" + visible_ids[i]);
+	if (!below) {
+		for (var i = 0; i < visible_ids.length; i++) {
+			if (visible_ids[i] != id) {
+				var e = $("RROW-" + visible_ids[i]);
 
-					if (e && e.hasClassName("Unread")) {
-						ids_to_mark.push(visible_ids[i]);
-					}
-				} else {
-					break;
+				if (e && e.hasClassName("Unread")) {
+					ids_to_mark.push(visible_ids[i]);
 				}
+			} else {
+				break;
 			}
-		} else {
-			for (var i = visible_ids.length-1; i >= 0; i--) {
-				if (visible_ids[i] != id) {
-					var e = $("RROW-" + visible_ids[i]);
+		}
+	} else {
+		for (var i = visible_ids.length - 1; i >= 0; i--) {
+			if (visible_ids[i] != id) {
+				var e = $("RROW-" + visible_ids[i]);
 
-					if (e && e.hasClassName("Unread")) {
-						ids_to_mark.push(visible_ids[i]);
-					}
-				} else {
-					break;
+				if (e && e.hasClassName("Unread")) {
+					ids_to_mark.push(visible_ids[i]);
 				}
+			} else {
+				break;
 			}
 		}
+	}
 
-		if (ids_to_mark.length == 0) {
-			alert(__("No articles found to mark"));
-		} else {
-			var msg = ngettext("Mark %d article as read?", "Mark %d articles as read?", ids_to_mark.length).replace("%d", ids_to_mark.length);
+	if (ids_to_mark.length == 0) {
+		alert(__("No articles found to mark"));
+	} else {
+		var msg = ngettext("Mark %d article as read?", "Mark %d articles as read?", ids_to_mark.length).replace("%d", ids_to_mark.length);
 
-			if (getInitParam("confirm_feed_catchup") != 1 || confirm(msg)) {
+		if (getInitParam("confirm_feed_catchup") != 1 || confirm(msg)) {
 
-				for (var i = 0; i < ids_to_mark.length; i++) {
-					var e = $("RROW-" + ids_to_mark[i]);
-					e.removeClassName("Unread");
-				}
+			for (var i = 0; i < ids_to_mark.length; i++) {
+				var e = $("RROW-" + ids_to_mark[i]);
+				e.removeClassName("Unread");
+			}
 
-				var query = "?op=rpc&method=catchupSelected" +
-					"&cmode=0" + "&ids=" + param_escape(ids_to_mark.toString());
+			var query = "?op=rpc&method=catchupSelected" +
+				"&cmode=0" + "&ids=" + param_escape(ids_to_mark.toString());
 
-				new Ajax.Request("backend.php", {
-					parameters: query,
-					onComplete: function(transport) {
-						handle_rpc_json(transport);
-					} });
+			new Ajax.Request("backend.php", {
+				parameters: query,
+				onComplete: function (transport) {
+					handle_rpc_json(transport);
+				}
+			});
 
-			}
 		}
-
-	} catch (e) {
-		exception_error("catchupRelativeToArticle", e);
 	}
 }
 
 function cdmCollapseArticle(event, id, unmark) {
-	try {
-		if (unmark == undefined) unmark = true;
-
-		var row = $("RROW-" + id);
-		var elem = $("CICD-" + id);
+	if (unmark == undefined) unmark = true;
 
-		if (elem && row) {
-			var collapse = row.select("span[class='collapseBtn']")[0];
+	var row = $("RROW-" + id);
+	var elem = $("CICD-" + id);
 
-		  	Element.hide(elem);
-			Element.show("CEXC-" + id);
-			Element.hide(collapse);
+	if (elem && row) {
+		var collapse = row.select("span[class='collapseBtn']")[0];
 
-			if (unmark) {
-				row.removeClassName("active");
+		Element.hide(elem);
+		Element.show("CEXC-" + id);
+		Element.hide(collapse);
 
-				markHeadline(id, false);
+		if (unmark) {
+			row.removeClassName("active");
 
-				if (id == getActiveArticleId()) {
-					setActiveArticleId(0);
-				}
+			markHeadline(id, false);
 
-				updateSelectedPrompt();
+			if (id == getActiveArticleId()) {
+				setActiveArticleId(0);
 			}
 
-			if (event) Event.stop(event);
+			updateSelectedPrompt();
+		}
 
-			PluginHost.run(PluginHost.HOOK_ARTICLE_COLLAPSED, id);
+		if (event) Event.stop(event);
 
-			if (row.offsetTop < $("headlines-frame").scrollTop)
-				scrollToRowId(row.id);
+		PluginHost.run(PluginHost.HOOK_ARTICLE_COLLAPSED, id);
 
-			$("floatingTitle").style.visibility = "hidden";
-			$("floatingTitle").setAttribute("data-article-id", 0);
-		}
+		if (row.offsetTop < $("headlines-frame").scrollTop)
+			scrollToRowId(row.id);
 
-	} catch (e) {
-		exception_error("cdmCollapseArticle", e);
+		$("floatingTitle").style.visibility = "hidden";
+		$("floatingTitle").setAttribute("data-article-id", 0);
 	}
 }
 
 function cdmExpandArticle(id, noexpand) {
-	try {
-		console.log("cdmExpandArticle " + id);
-
-		var row = $("RROW-" + id);
+	console.log("cdmExpandArticle " + id);
 
-		if (!row) return false;
+	var row = $("RROW-" + id);
 
-		var oldrow = $("RROW-" + getActiveArticleId());
+	if (!row) return false;
 
-		var elem = $("CICD-" + getActiveArticleId());
+	var oldrow = $("RROW-" + getActiveArticleId());
 
-		if (id == getActiveArticleId() && Element.visible(elem))
-			return true;
+	var elem = $("CICD-" + getActiveArticleId());
 
-		selectArticles("none");
+	if (id == getActiveArticleId() && Element.visible(elem))
+		return true;
 
-		var old_offset = row.offsetTop;
+	selectArticles("none");
 
-		if (getActiveArticleId() && elem && !getInitParam("cdm_expanded")) {
-			var collapse = oldrow.select("span[class='collapseBtn']")[0];
+	var old_offset = row.offsetTop;
 
-		  	Element.hide(elem);
-			Element.show("CEXC-" + getActiveArticleId());
-			Element.hide(collapse);
-		}
+	if (getActiveArticleId() && elem && !getInitParam("cdm_expanded")) {
+		var collapse = oldrow.select("span[class='collapseBtn']")[0];
 
-		if (oldrow) oldrow.removeClassName("active");
+		Element.hide(elem);
+		Element.show("CEXC-" + getActiveArticleId());
+		Element.hide(collapse);
+	}
 
-		setActiveArticleId(id);
+	if (oldrow) oldrow.removeClassName("active");
 
-		elem = $("CICD-" + id);
+	setActiveArticleId(id);
 
-		var collapse = row.select("span[class='collapseBtn']")[0];
+	elem = $("CICD-" + id);
 
-		var cencw = $("CENCW-" + id);
+	var collapse = row.select("span[class='collapseBtn']")[0];
 
-		if (!Element.visible(elem) && !noexpand) {
-			if (cencw) {
-				cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
-				cencw.setAttribute('id', '');
-				Element.show(cencw);
-			}
+	var cencw = $("CENCW-" + id);
 
-			Element.show(elem);
-			Element.hide("CEXC-" + id);
-			Element.show(collapse);
+	if (!Element.visible(elem) && !noexpand) {
+		if (cencw) {
+			cencw.innerHTML = htmlspecialchars_decode(cencw.innerHTML);
+			cencw.setAttribute('id', '');
+			Element.show(cencw);
 		}
 
-		var new_offset = row.offsetTop;
+		Element.show(elem);
+		Element.hide("CEXC-" + id);
+		Element.show(collapse);
+	}
 
-		if (old_offset > new_offset)
-			$("headlines-frame").scrollTop -= (old_offset-new_offset);
+	var new_offset = row.offsetTop;
 
-		if (!noexpand) {
-			if (catchup_id_batch.indexOf(id) == -1)
-				catchup_id_batch.push(id);
+	if (old_offset > new_offset)
+		$("headlines-frame").scrollTop -= (old_offset - new_offset);
 
-			catchupCurrentBatchIfNeeded();
-		}
+	if (!noexpand) {
+		if (catchup_id_batch.indexOf(id) == -1)
+			catchup_id_batch.push(id);
 
-		toggleSelected(id);
-		row.addClassName("active");
+		catchupCurrentBatchIfNeeded();
+	}
 
-		PluginHost.run(PluginHost.HOOK_ARTICLE_EXPANDED, id);
+	toggleSelected(id);
+	row.addClassName("active");
 
-	} catch (e) {
-		exception_error("cdmExpandArticle", e);
-	}
+	PluginHost.run(PluginHost.HOOK_ARTICLE_EXPANDED, id);
 
 	return false;
 }
@@ -1592,125 +1453,108 @@ function getArticleUnderPointer() {
 }
 
 function scrollArticle(offset) {
-	try {
-		if (!isCdmMode()) {
-			var ci = $("content-insert");
-			if (ci) {
-				ci.scrollTop += offset;
-			}
-		} else {
-			var hi = $("headlines-frame");
-			if (hi) {
-				hi.scrollTop += offset;
-			}
-
+	if (!isCdmMode()) {
+		var ci = $("content-insert");
+		if (ci) {
+			ci.scrollTop += offset;
 		}
-	} catch (e) {
-		exception_error("scrollArticle", e);
+	} else {
+		var hi = $("headlines-frame");
+		if (hi) {
+			hi.scrollTop += offset;
+		}
+
 	}
 }
 
 function show_labels_in_headlines(transport) {
-	try {
-		var data = JSON.parse(transport.responseText);
+	var data = JSON.parse(transport.responseText);
 
-		if (data) {
-			data['info-for-headlines'].each(function(elem) {
-				$$(".HLLCTR-" + elem.id).each(function(ctr) {
-					ctr.innerHTML = elem.labels;
-				});
+	if (data) {
+		data['info-for-headlines'].each(function (elem) {
+			$$(".HLLCTR-" + elem.id).each(function (ctr) {
+				ctr.innerHTML = elem.labels;
 			});
-		}
-	} catch (e) {
-		exception_error("show_labels_in_headlines", e);
+		});
 	}
 }
 
 function cdmClicked(event, id) {
-	try {
-		//var shift_key = event.shiftKey;
-
-		if (!event.ctrlKey && !event.metaKey) {
+	//var shift_key = event.shiftKey;
 
-			if (!getInitParam("cdm_expanded")) {
-				return cdmExpandArticle(id);
-			} else {
-
-				var elem = $("RROW-" + getActiveArticleId());
-
-				if (elem) elem.removeClassName("active");
+	if (!event.ctrlKey && !event.metaKey) {
 
-				selectArticles("none");
-				toggleSelected(id);
+		if (!getInitParam("cdm_expanded")) {
+			return cdmExpandArticle(id);
+		} else {
 
-				var elem = $("RROW-" + id);
-				var article_is_unread = elem.hasClassName("Unread");
+			var elem = $("RROW-" + getActiveArticleId());
 
-				elem.removeClassName("Unread");
-				elem.addClassName("active");
+			if (elem) elem.removeClassName("active");
 
-				setActiveArticleId(id);
+			selectArticles("none");
+			toggleSelected(id);
 
-				if (article_is_unread) {
-					decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
-					updateFloatingTitle(true);
-				}
+			var elem = $("RROW-" + id);
+			var article_is_unread = elem.hasClassName("Unread");
 
-				var query = "?op=rpc&method=catchupSelected" +
-					"&cmode=0&ids=" + param_escape(id);
+			elem.removeClassName("Unread");
+			elem.addClassName("active");
 
-				new Ajax.Request("backend.php", {
-					parameters: query,
-					onComplete: function(transport) {
-						handle_rpc_json(transport);
-					} });
+			setActiveArticleId(id);
 
-				return !event.shiftKey;
+			if (article_is_unread) {
+				decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
+				updateFloatingTitle(true);
 			}
 
-		} else if (event.target.parents(".cdmHeader").length > 0) {
+			var query = "?op=rpc&method=catchupSelected" +
+				"&cmode=0&ids=" + param_escape(id);
 
-			toggleSelected(id, true);
+			new Ajax.Request("backend.php", {
+				parameters: query,
+				onComplete: function (transport) {
+					handle_rpc_json(transport);
+				}
+			});
 
-			var elem = $("RROW-" + id);
-			var article_is_unread = elem.hasClassName("Unread");
+			return !event.shiftKey;
+		}
 
-			if (article_is_unread) {
-				decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
-			}
+	} else if (event.target.parents(".cdmHeader").length > 0) {
+
+		toggleSelected(id, true);
 
-			toggleUnread(id, 0, false);
+		var elem = $("RROW-" + id);
+		var article_is_unread = elem.hasClassName("Unread");
 
-			openArticleInNewWindow(id);
+		if (article_is_unread) {
+			decrementFeedCounter(getActiveFeedId(), activeFeedIsCat());
 		}
 
-		var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
-		request_counters(unread_in_buffer == 0);
+		toggleUnread(id, 0, false);
 
-	} catch (e) {
-		exception_error("cdmClicked");
+		openArticleInNewWindow(id);
 	}
 
+	var unread_in_buffer = $$("#headlines-frame > div[id*=RROW][class*=Unread]").length
+	request_counters(unread_in_buffer == 0);
+
 	return false;
 }
 
 function hlClicked(event, id) {
-	try {
-		if (event.which == 2) {
-			view(id);
-			return true;
-		} else if (event.ctrlKey || event.metaKey) {
-			toggleSelected(id, true);
-			toggleUnread(id, 0, false);
-			openArticleInNewWindow(id);
-			return false;
-		} else {
-			view(id);
-			return false;
-		}
-
-	} catch (e) {
-		exception_error("hlClicked");
+	if (event.which == 2) {
+		view(id);
+		return true;
+	} else if (event.ctrlKey || event.metaKey) {
+		toggleSelected(id, true);
+		toggleUnread(id, 0, false);
+		openArticleInNewWindow(id);
+		return false;
+	} else {
+		view(id);
+		return false;
 	}
 }
 
@@ -1749,24 +1593,18 @@ function getRelativePostIds(id, limit) {
 
 	var tmp = [];
 
-	try {
-
-		if (!limit) limit = 6; //3
+	if (!limit) limit = 6; //3
 
-		var ids = getLoadedArticleIds();
+	var ids = getLoadedArticleIds();
 
-		for (var i = 0; i < ids.length; i++) {
-			if (ids[i] == id) {
-				for (var k = 1; k <= limit; k++) {
-					//if (i > k-1) tmp.push(ids[i-k]);
-					if (i < ids.length-k) tmp.push(ids[i+k]);
-				}
-				break;
+	for (var i = 0; i < ids.length; i++) {
+		if (ids[i] == id) {
+			for (var k = 1; k <= limit; k++) {
+				//if (i > k-1) tmp.push(ids[i-k]);
+				if (i < ids.length - k) tmp.push(ids[i + k]);
 			}
+			break;
 		}
-
-	} catch (e) {
-		exception_error("getRelativePostIds", e);
 	}
 
 	return tmp;
@@ -1774,44 +1612,33 @@ function getRelativePostIds(id, limit) {
 
 function correctHeadlinesOffset(id) {
 
-	try {
-
-		var container = $("headlines-frame");
-		var row = $("RROW-" + id);
-
-		if (!container || !row) return;
+	var container = $("headlines-frame");
+	var row = $("RROW-" + id);
 
-		var viewport = container.offsetHeight;
+	if (!container || !row) return;
 
-		var rel_offset_top = row.offsetTop - container.scrollTop;
-		var rel_offset_bottom = row.offsetTop + row.offsetHeight - container.scrollTop;
+	var viewport = container.offsetHeight;
 
-		//console.log("Rtop: " + rel_offset_top + " Rbtm: " + rel_offset_bottom);
-		//console.log("Vport: " + viewport);
+	var rel_offset_top = row.offsetTop - container.scrollTop;
+	var rel_offset_bottom = row.offsetTop + row.offsetHeight - container.scrollTop;
 
-		if (rel_offset_top <= 0 || rel_offset_top > viewport) {
-			container.scrollTop = row.offsetTop;
-		} else if (rel_offset_bottom > viewport) {
+	//console.log("Rtop: " + rel_offset_top + " Rbtm: " + rel_offset_bottom);
+	//console.log("Vport: " + viewport);
 
-			/* doesn't properly work with Opera in some cases because
-				Opera fucks up element scrolling */
+	if (rel_offset_top <= 0 || rel_offset_top > viewport) {
+		container.scrollTop = row.offsetTop;
+	} else if (rel_offset_bottom > viewport) {
 
-			container.scrollTop = row.offsetTop + row.offsetHeight - viewport;
-		}
+		/* doesn't properly work with Opera in some cases because
+		 Opera fucks up element scrolling */
 
-	} catch (e) {
-		exception_error("correctHeadlinesOffset", e);
+		container.scrollTop = row.offsetTop + row.offsetHeight - viewport;
 	}
-
 }
 
 function headlineActionsChange(elem) {
-	try {
-		eval(elem.value);
-		elem.attr('value', 'false');
-	} catch (e) {
-		exception_error("headlineActionsChange", e);
-	}
+	eval(elem.value);
+	elem.attr('value', 'false');
 }
 
 function closeArticlePanel() {
@@ -1822,219 +1649,212 @@ function closeArticlePanel() {
 }
 
 function initFloatingMenu() {
-	try {
-		if (!dijit.byId("floatingMenu")) {
+	if (!dijit.byId("floatingMenu")) {
 
-			var menu = new dijit.Menu({
-				id: "floatingMenu",
-				targetNodeIds: ["floatingTitle"]
-			});
+		var menu = new dijit.Menu({
+			id: "floatingMenu",
+			targetNodeIds: ["floatingTitle"]
+		});
 
-			headlinesMenuCommon(menu);
+		headlinesMenuCommon(menu);
 
-			menu.startup();
-		}
-
-	} catch (e) {
-		exception_error("initFloatingMenu", e);
+		menu.startup();
 	}
 }
 
 function headlinesMenuCommon(menu) {
-	try {
-
-		menu.addChild(new dijit.MenuItem({
-			label: __("Open original article"),
-			onClick: function(event) {
-				openArticleInNewWindow(this.getParent().currentTarget.getAttribute("data-article-id"));
-			}}));
-
-		menu.addChild(new dijit.MenuItem({
-			label: __("Display article URL"),
-			onClick: function(event) {
-				displayArticleUrl(this.getParent().currentTarget.getAttribute("data-article-id"));
-			}}));
 
-		menu.addChild(new dijit.MenuSeparator());
+	menu.addChild(new dijit.MenuItem({
+		label: __("Open original article"),
+		onClick: function (event) {
+			openArticleInNewWindow(this.getParent().currentTarget.getAttribute("data-article-id"));
+		}
+	}));
 
-		menu.addChild(new dijit.MenuItem({
-			label: __("Toggle unread"),
-			onClick: function(event) {
+	menu.addChild(new dijit.MenuItem({
+		label: __("Display article URL"),
+		onClick: function (event) {
+			displayArticleUrl(this.getParent().currentTarget.getAttribute("data-article-id"));
+		}
+	}));
 
-				var ids = getSelectedArticleIds2();
-				// cast to string
-				var id = (this.getParent().currentTarget.getAttribute("data-article-id")) + "";
-				ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
+	menu.addChild(new dijit.MenuSeparator());
 
-				selectionToggleUnread(undefined, false, true, ids);
-				}}));
+	menu.addChild(new dijit.MenuItem({
+		label: __("Toggle unread"),
+		onClick: function (event) {
 
-		menu.addChild(new dijit.MenuItem({
-			label: __("Toggle starred"),
-			onClick: function(event) {
-				var ids = getSelectedArticleIds2();
-				// cast to string
-				var id = (this.getParent().currentTarget.getAttribute("data-article-id")) + "";
-				ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
+			var ids = getSelectedArticleIds2();
+			// cast to string
+			var id = (this.getParent().currentTarget.getAttribute("data-article-id")) + "";
+			ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
 
-				selectionToggleMarked(undefined, false, true, ids);
-				}}));
+			selectionToggleUnread(undefined, false, true, ids);
+		}
+	}));
 
-		menu.addChild(new dijit.MenuItem({
-			label: __("Toggle published"),
-			onClick: function(event) {
-				var ids = getSelectedArticleIds2();
-				// cast to string
-				var id = (this.getParent().currentTarget.getAttribute("data-article-id")) + "";
-				ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
+	menu.addChild(new dijit.MenuItem({
+		label: __("Toggle starred"),
+		onClick: function (event) {
+			var ids = getSelectedArticleIds2();
+			// cast to string
+			var id = (this.getParent().currentTarget.getAttribute("data-article-id")) + "";
+			ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
 
-				selectionTogglePublished(undefined, false, true, ids);
-				}}));
+			selectionToggleMarked(undefined, false, true, ids);
+		}
+	}));
 
-		menu.addChild(new dijit.MenuSeparator());
+	menu.addChild(new dijit.MenuItem({
+		label: __("Toggle published"),
+		onClick: function (event) {
+			var ids = getSelectedArticleIds2();
+			// cast to string
+			var id = (this.getParent().currentTarget.getAttribute("data-article-id")) + "";
+			ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
 
-		menu.addChild(new dijit.MenuItem({
-			label: __("Mark above as read"),
-			onClick: function(event) {
-				catchupRelativeToArticle(0, this.getParent().currentTarget.getAttribute("data-article-id"));
-				}}));
+			selectionTogglePublished(undefined, false, true, ids);
+		}
+	}));
 
-		menu.addChild(new dijit.MenuItem({
-			label: __("Mark below as read"),
-			onClick: function(event) {
-				catchupRelativeToArticle(1, this.getParent().currentTarget.getAttribute("data-article-id"));
-				}}));
+	menu.addChild(new dijit.MenuSeparator());
 
+	menu.addChild(new dijit.MenuItem({
+		label: __("Mark above as read"),
+		onClick: function (event) {
+			catchupRelativeToArticle(0, this.getParent().currentTarget.getAttribute("data-article-id"));
+		}
+	}));
 
-		var labels = dijit.byId("feedTree").model.getItemsInCategory(-2);
+	menu.addChild(new dijit.MenuItem({
+		label: __("Mark below as read"),
+		onClick: function (event) {
+			catchupRelativeToArticle(1, this.getParent().currentTarget.getAttribute("data-article-id"));
+		}
+	}));
 
-		if (labels) {
 
-			menu.addChild(new dijit.MenuSeparator());
+	var labels = dijit.byId("feedTree").model.getItemsInCategory(-2);
 
-			var labelAddMenu = new dijit.Menu({ownerMenu: menu});
-			var labelDelMenu = new dijit.Menu({ownerMenu: menu});
+	if (labels) {
 
-			labels.each(function(label) {
-				var id = label.id[0];
-				var bare_id = id.substr(id.indexOf(":")+1);
-				var name = label.name[0];
+		menu.addChild(new dijit.MenuSeparator());
 
-				bare_id = feed_to_label_id(bare_id);
+		var labelAddMenu = new dijit.Menu({ownerMenu: menu});
+		var labelDelMenu = new dijit.Menu({ownerMenu: menu});
 
-				labelAddMenu.addChild(new dijit.MenuItem({
-					label: name,
-					labelId: bare_id,
-					onClick: function(event) {
+		labels.each(function (label) {
+			var id = label.id[0];
+			var bare_id = id.substr(id.indexOf(":") + 1);
+			var name = label.name[0];
 
-						var ids = getSelectedArticleIds2();
-						// cast to string
-						var id = (this.getParent().ownerMenu.currentTarget.getAttribute("data-article-id")) + "";
+			bare_id = feed_to_label_id(bare_id);
 
-						ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
+			labelAddMenu.addChild(new dijit.MenuItem({
+				label: name,
+				labelId: bare_id,
+				onClick: function (event) {
 
-						selectionAssignLabel(this.labelId, ids);
-				}}));
+					var ids = getSelectedArticleIds2();
+					// cast to string
+					var id = (this.getParent().ownerMenu.currentTarget.getAttribute("data-article-id")) + "";
 
-				labelDelMenu.addChild(new dijit.MenuItem({
-					label: name,
-					labelId: bare_id,
-					onClick: function(event) {
-						var ids = getSelectedArticleIds2();
-						// cast to string
-						var id = (this.getParent().ownerMenu.currentTarget.getAttribute("data-article-id")) + "";
+					ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
 
-						ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
+					selectionAssignLabel(this.labelId, ids);
+				}
+			}));
 
-						selectionRemoveLabel(this.labelId, ids);
-				}}));
+			labelDelMenu.addChild(new dijit.MenuItem({
+				label: name,
+				labelId: bare_id,
+				onClick: function (event) {
+					var ids = getSelectedArticleIds2();
+					// cast to string
+					var id = (this.getParent().ownerMenu.currentTarget.getAttribute("data-article-id")) + "";
 
-			});
+					ids = ids.size() != 0 && ids.indexOf(id) != -1 ? ids : [id];
 
-			menu.addChild(new dijit.PopupMenuItem({
-				label: __("Assign label"),
-				popup: labelAddMenu
+					selectionRemoveLabel(this.labelId, ids);
+				}
 			}));
 
-			menu.addChild(new dijit.PopupMenuItem({
-				label: __("Remove label"),
-				popup: labelDelMenu
-			}));
+		});
 
-		}
+		menu.addChild(new dijit.PopupMenuItem({
+			label: __("Assign label"),
+			popup: labelAddMenu
+		}));
 
+		menu.addChild(new dijit.PopupMenuItem({
+			label: __("Remove label"),
+			popup: labelDelMenu
+		}));
 
-	} catch (e) {
-		exception_error("headlinesMenuCommon", e);
 	}
 }
 
 function initHeadlinesMenu() {
-	try {
-		if (!dijit.byId("headlinesMenu")) {
-
-			var menu = new dijit.Menu({
-				id: "headlinesMenu",
-				targetNodeIds: ["headlines-frame"],
-				selector: ".hlMenuAttach"
-			});
+	if (!dijit.byId("headlinesMenu")) {
 
-			headlinesMenuCommon(menu);
+		var menu = new dijit.Menu({
+			id: "headlinesMenu",
+			targetNodeIds: ["headlines-frame"],
+			selector: ".hlMenuAttach"
+		});
 
-			menu.startup();
-		}
+		headlinesMenuCommon(menu);
 
-		/* vgroup feed title menu */
+		menu.startup();
+	}
 
-		if (!dijit.byId("headlinesFeedTitleMenu")) {
+	/* vgroup feed title menu */
 
-			var menu = new dijit.Menu({
-				id: "headlinesFeedTitleMenu",
-				targetNodeIds: ["headlines-frame"],
-				selector: "div.cdmFeedTitle"
-			});
+	if (!dijit.byId("headlinesFeedTitleMenu")) {
 
-			menu.addChild(new dijit.MenuItem({
-				label: __("Select articles in group"),
-				onClick: function (event) {
-					selectArticles("all",
-						"#headlines-frame > div[id*=RROW]" +
-						"[data-orig-feed-id='" + this.getParent().currentTarget.getAttribute("data-feed-id") + "']");
+		var menu = new dijit.Menu({
+			id: "headlinesFeedTitleMenu",
+			targetNodeIds: ["headlines-frame"],
+			selector: "div.cdmFeedTitle"
+		});
 
-				}
-			}));
+		menu.addChild(new dijit.MenuItem({
+			label: __("Select articles in group"),
+			onClick: function (event) {
+				selectArticles("all",
+					"#headlines-frame > div[id*=RROW]" +
+					"[data-orig-feed-id='" + this.getParent().currentTarget.getAttribute("data-feed-id") + "']");
 
-			menu.addChild(new dijit.MenuItem({
-				label: __("Mark group as read"),
-				onClick: function (event) {
-					selectArticles("none");
-					selectArticles("all",
-						"#headlines-frame > div[id*=RROW]" +
-						"[data-orig-feed-id='" + this.getParent().currentTarget.getAttribute("data-feed-id") + "']");
+			}
+		}));
 
-					catchupSelection();
-				}
-			}));
+		menu.addChild(new dijit.MenuItem({
+			label: __("Mark group as read"),
+			onClick: function (event) {
+				selectArticles("none");
+				selectArticles("all",
+					"#headlines-frame > div[id*=RROW]" +
+					"[data-orig-feed-id='" + this.getParent().currentTarget.getAttribute("data-feed-id") + "']");
 
-			menu.addChild(new dijit.MenuItem({
-				label: __("Mark feed as read"),
-				onClick: function (event) {
-					catchupFeedInGroup(this.getParent().currentTarget.getAttribute("data-feed-id"));
-				}
-			}));
+				catchupSelection();
+			}
+		}));
 
-			menu.addChild(new dijit.MenuItem({
-				label: __("Edit feed"),
-				onClick: function (event) {
-					editFeed(this.getParent().currentTarget.getAttribute("data-feed-id"));
-				}
-			}));
+		menu.addChild(new dijit.MenuItem({
+			label: __("Mark feed as read"),
+			onClick: function (event) {
+				catchupFeedInGroup(this.getParent().currentTarget.getAttribute("data-feed-id"));
+			}
+		}));
 
-			menu.startup();
-		}
+		menu.addChild(new dijit.MenuItem({
+			label: __("Edit feed"),
+			onClick: function (event) {
+				editFeed(this.getParent().currentTarget.getAttribute("data-feed-id"));
+			}
+		}));
 
-	} catch (e) {
-		exception_error("initHeadlinesMenu", e);
+		menu.startup();
 	}
 }
 
@@ -2064,198 +1884,171 @@ function cache_delete(id) {
 }
 
 function cancelSearch() {
-	try {
-		_search_query = "";
-		viewCurrentFeed();
-	} catch (e) {
-		exception_error("cancelSearch", e);
-	}
+	_search_query = "";
+	viewCurrentFeed();
 }
 
 function setSelectionScore() {
-	try {
-		var ids = getSelectedArticleIds2();
+	var ids = getSelectedArticleIds2();
 
-		if (ids.length > 0) {
-			console.log(ids);
+	if (ids.length > 0) {
+		console.log(ids);
 
-			var score = prompt(__("Please enter new score for selected articles:"), score);
+		var score = prompt(__("Please enter new score for selected articles:"), score);
 
-			if (score != undefined) {
-				var query = "op=article&method=setScore&id=" + param_escape(ids.toString()) +
-					"&score=" + param_escape(score);
+		if (score != undefined) {
+			var query = "op=article&method=setScore&id=" + param_escape(ids.toString()) +
+				"&score=" + param_escape(score);
 
-				new Ajax.Request("backend.php", {
-					parameters: query,
-					onComplete: function(transport) {
-						var reply = JSON.parse(transport.responseText);
-						if (reply) {
-							console.log(ids);
+			new Ajax.Request("backend.php", {
+				parameters: query,
+				onComplete: function (transport) {
+					var reply = JSON.parse(transport.responseText);
+					if (reply) {
+						console.log(ids);
 
-							ids.each(function(id) {
-								var row = $("RROW-" + id);
+						ids.each(function (id) {
+							var row = $("RROW-" + id);
 
-								if (row) {
-									var pic = row.getElementsByClassName("hlScorePic")[0];
+							if (row) {
+								var pic = row.getElementsByClassName("hlScorePic")[0];
 
-									if (pic) {
-										pic.src = pic.src.replace(/score_.*?\.png/,
-											reply["score_pic"]);
-										pic.setAttribute("score", score);
-									}
+								if (pic) {
+									pic.src = pic.src.replace(/score_.*?\.png/,
+										reply["score_pic"]);
+									pic.setAttribute("score", score);
 								}
-							});
-						}
-					} });
-			}
-
-		} else {
-			alert(__("No articles are selected."));
+							}
+						});
+					}
+				}
+			});
 		}
-	} catch (e) {
-		exception_error("setSelectionScore", e);
+
+	} else {
+		alert(__("No articles are selected."));
 	}
 }
 
 function updateScore(id) {
-	try {
-		var pic = $$("#RROW-" + id + " .hlScorePic")[0];
+	var pic = $$("#RROW-" + id + " .hlScorePic")[0];
 
-		if (pic) {
+	if (pic) {
 
-			var query = "op=article&method=getScore&id=" + param_escape(id);
-
-			new Ajax.Request("backend.php", {
-				parameters: query,
-				onComplete: function(transport) {
-					console.log(transport.responseText);
+		var query = "op=article&method=getScore&id=" + param_escape(id);
 
-					var reply = JSON.parse(transport.responseText);
+		new Ajax.Request("backend.php", {
+			parameters: query,
+			onComplete: function (transport) {
+				console.log(transport.responseText);
 
-					if (reply) {
-						pic.src = pic.src.replace(/score_.*?\.png/, reply["score_pic"]);
-						pic.setAttribute("score", reply["score"]);
-						pic.setAttribute("title", reply["score"]);
-					}
-				} });
-		}
+				var reply = JSON.parse(transport.responseText);
 
-	} catch (e) {
-		exception_error("updateScore", e);
+				if (reply) {
+					pic.src = pic.src.replace(/score_.*?\.png/, reply["score_pic"]);
+					pic.setAttribute("score", reply["score"]);
+					pic.setAttribute("title", reply["score"]);
+				}
+			}
+		});
 	}
 }
 
 function changeScore(id, pic) {
-	try {
-		var score = pic.getAttribute("score");
+	var score = pic.getAttribute("score");
 
-		var new_score = prompt(__("Please enter new score for this article:"), score);
+	var new_score = prompt(__("Please enter new score for this article:"), score);
 
-		if (new_score != undefined) {
+	if (new_score != undefined) {
 
-			var query = "op=article&method=setScore&id=" + param_escape(id) +
-				"&score=" + param_escape(new_score);
+		var query = "op=article&method=setScore&id=" + param_escape(id) +
+			"&score=" + param_escape(new_score);
 
-			new Ajax.Request("backend.php", {
-				parameters: query,
-				onComplete: function(transport) {
-					var reply = JSON.parse(transport.responseText);
+		new Ajax.Request("backend.php", {
+			parameters: query,
+			onComplete: function (transport) {
+				var reply = JSON.parse(transport.responseText);
 
-					if (reply) {
-						pic.src = pic.src.replace(/score_.*?\.png/, reply["score_pic"]);
-						pic.setAttribute("score", new_score);
-						pic.setAttribute("title", new_score);
-					}
-				} });
-		}
-	} catch (e) {
-		exception_error("changeScore", e);
+				if (reply) {
+					pic.src = pic.src.replace(/score_.*?\.png/, reply["score_pic"]);
+					pic.setAttribute("score", new_score);
+					pic.setAttribute("title", new_score);
+				}
+			}
+		});
 	}
 }
 
 function displayArticleUrl(id) {
-	try {
-		var query = "op=rpc&method=getlinktitlebyid&id=" + param_escape(id);
+	var query = "op=rpc&method=getlinktitlebyid&id=" + param_escape(id);
 
-			new Ajax.Request("backend.php", {
-				parameters: query,
-				onComplete: function(transport) {
-					var reply = JSON.parse(transport.responseText);
+	new Ajax.Request("backend.php", {
+		parameters: query,
+		onComplete: function (transport) {
+			var reply = JSON.parse(transport.responseText);
 
-					if (reply && reply.link) {
-						prompt(__("Article URL:"), reply.link);
-					}
-				} });
-	} catch (e) {
-		exception_error("changeScore", e);
-	}
+			if (reply && reply.link) {
+				prompt(__("Article URL:"), reply.link);
+			}
+		}
+	});
 }
 
 function scrollToRowId(id) {
-	try {
-		var row = $(id);
-
-		if (row)
-			$("headlines-frame").scrollTop = row.offsetTop - 4;
+	var row = $(id);
 
-	} catch (e) {
-		exception_error("scrollToRowId", e);
-	}
+	if (row)
+		$("headlines-frame").scrollTop = row.offsetTop - 4;
 }
 
 function updateFloatingTitle(unread_only) {
-	try {
-		if (!isCdmMode()) return;
-
-		var hf = $("headlines-frame");
+	if (!isCdmMode()) return;
 
-		var elems = $$("#headlines-frame > div[id*=RROW]");
+	var hf = $("headlines-frame");
 
-		for (var i = 0; i < elems.length; i++) {
+	var elems = $$("#headlines-frame > div[id*=RROW]");
 
-			var child = elems[i];
+	for (var i = 0; i < elems.length; i++) {
 
-			if (child && child.offsetTop + child.offsetHeight > hf.scrollTop) {
+		var child = elems[i];
 
-				var header = child.getElementsByClassName("cdmHeader")[0];
+		if (child && child.offsetTop + child.offsetHeight > hf.scrollTop) {
 
-				if (unread_only || child.getAttribute("data-article-id") != $("floatingTitle").getAttribute("data-article-id")) {
-					if (child.getAttribute("data-article-id") != $("floatingTitle").getAttribute("data-article-id")) {
+			var header = child.getElementsByClassName("cdmHeader")[0];
 
-						$("floatingTitle").setAttribute("data-article-id", child.getAttribute("data-article-id"));
-						$("floatingTitle").innerHTML = header.innerHTML;
-						$("floatingTitle").firstChild.innerHTML = "<img class='anchor markedPic' src='images/page_white_go.png' onclick=\"scrollToRowId('"+child.id+"')\">" + $("floatingTitle").firstChild.innerHTML;
+			if (unread_only || child.getAttribute("data-article-id") != $("floatingTitle").getAttribute("data-article-id")) {
+				if (child.getAttribute("data-article-id") != $("floatingTitle").getAttribute("data-article-id")) {
 
-						initFloatingMenu();
+					$("floatingTitle").setAttribute("data-article-id", child.getAttribute("data-article-id"));
+					$("floatingTitle").innerHTML = header.innerHTML;
+					$("floatingTitle").firstChild.innerHTML = "<img class='anchor markedPic' src='images/page_white_go.png' onclick=\"scrollToRowId('" + child.id + "')\">" + $("floatingTitle").firstChild.innerHTML;
 
-						var cb = $$("#floatingTitle .dijitCheckBox")[0];
+					initFloatingMenu();
 
-						if (cb)
-							cb.parentNode.removeChild(cb);
-					}
-
-					if (child.hasClassName("Unread"))
-						$("floatingTitle").addClassName("Unread");
-					else
-						$("floatingTitle").removeClassName("Unread");
+					var cb = $$("#floatingTitle .dijitCheckBox")[0];
 
-					PluginHost.run(PluginHost.HOOK_FLOATING_TITLE, child);
+					if (cb)
+						cb.parentNode.removeChild(cb);
 				}
 
-				$("floatingTitle").style.marginRight = hf.offsetWidth - child.offsetWidth + "px";
-				if (header.offsetTop + header.offsetHeight < hf.scrollTop + $("floatingTitle").offsetHeight - 5 &&
-				    child.offsetTop + child.offsetHeight >= hf.scrollTop + $("floatingTitle").offsetHeight - 5)
-					$("floatingTitle").style.visibility = "visible";
+				if (child.hasClassName("Unread"))
+					$("floatingTitle").addClassName("Unread");
 				else
-					$("floatingTitle").style.visibility = "hidden";
-
-				return;
+					$("floatingTitle").removeClassName("Unread");
 
+				PluginHost.run(PluginHost.HOOK_FLOATING_TITLE, child);
 			}
-		}
 
-	} catch (e) {
-		exception_error("updateFloatingTitle", e);
+			$("floatingTitle").style.marginRight = hf.offsetWidth - child.offsetWidth + "px";
+			if (header.offsetTop + header.offsetHeight < hf.scrollTop + $("floatingTitle").offsetHeight - 5 &&
+				child.offsetTop + child.offsetHeight >= hf.scrollTop + $("floatingTitle").offsetHeight - 5)
+				$("floatingTitle").style.visibility = "visible";
+			else
+				$("floatingTitle").style.visibility = "hidden";
+
+			return;
+
+		}
 	}
 }
 
@@ -2272,4 +2065,4 @@ function catchupCurrentBatchIfNeeded() {
 
 function cdmFooterClick(event) {
 	event.stopPropagation();
-}
\ No newline at end of file
+}