archiveSelection: invalidate article cache

viewfeed.js

@@ -1366,7 +1366,7 @@ function deleteSelection() {
 				} });
 
 	} catch (e) {
-		exception_error("archiveSelection", e);
+		exception_error("deleteSelection", e);
 	}
 }
 
@@ -1411,6 +1411,10 @@ function archiveSelection() {
 
 		debug(query);
 
+		for (var i = 0; i < rows.length; i++) {
+			cache_invalidate(rows[i]);
+		}
+
 		new Ajax.Request(query,	{
 			onComplete: function(transport) {
 					viewCurrentFeed();