disable catchup of visible headlines on viewfeed()

js/feedlist.js

@@ -71,7 +71,8 @@ function viewfeed(feed, method, is_cat, offset, background, infscroll_req) {
 
 			// switching to a different feed, we might as well catchup stuff visible
 			// in headlines buffer (if any)
-			if (!background && isCdmMode() && getInitParam("cdm_auto_catchup") == 1 && parseInt(getActiveFeedId()) > 0) {
+			// disabled for now because this behavior is considered confusing -fox
+			/* if (!background && isCdmMode() && getInitParam("cdm_auto_catchup") == 1 && parseInt(getActiveFeedId()) > 0) {
 
 				$$("#headlines-frame > div[id*=RROW][class*=Unread]").each(
 					function(child) {
@@ -97,7 +98,7 @@ function viewfeed(feed, method, is_cat, offset, background, infscroll_req) {
 						}
 
 					});
-			}
+			} */
 		}
 
 		if (offset == 0 && !background)