fix name display in catchup prompt in category view mode

backend.php

@@ -389,7 +389,7 @@
 					$cat_id = sprintf("%d", $cat_id);
 					
 					print "<li class=\"feedCat\" id=\"FCAT-$cat_id\">
-						<a href=\"javascript:toggleCollapseCat($cat_id)\">$tmp_category</a>
+						<a id=\"FCATN-$cat_id\" href=\"javascript:toggleCollapseCat($cat_id)\">$tmp_category</a>
 							<a href=\"javascript:viewCategory($cat_id)\" id=\"FCAP-$cat_id\">
 							<span id=\"FCATCTR-$cat_id\" 
 							class=\"$catctr_class\">($cat_unread unread)$ellipsis</span>

functions.js

@@ -1363,9 +1363,16 @@ function fatalError(code, message) {
 	}
 }
 
-function getFeedName(id) {
+function getFeedName(id, is_cat) {	
 	var d = getFeedsContext().document;
-	var e = d.getElementById("FEEDN-" + id);
+
+	var e;
+
+	if (is_cat) {
+		e = d.getElementById("FCATN-" + id);
+	} else {
+		e = d.getElementById("FEEDN-" + id);
+	}
 	if (e) {
 		return e.innerHTML.stripTags();
 	} else {

tt-rss.js

@@ -559,9 +559,15 @@ function parse_runtime_info(elem) {
 
 function catchupCurrentFeed() {
 
-	var fn = getFeedName(getActiveFeedId());
+	var fn = getFeedName(getActiveFeedId(), active_feed_is_cat);
 	
-	if (confirm("Mark all articles in " + fn + " as read?")) {
+	var str = "Mark all articles in " + fn + " as read?";
+
+/*	if (active_feed_is_cat) {
+		str = "Mark all articles in this category as read?";
+	} */
+
+	if (confirm(str)) {
 		return viewCurrentFeed(0, 'MarkAllRead')
 	}
 }