feed search works now

backend.php

@@ -204,7 +204,7 @@
 		print "<tr>
 		<td colspan=\"3\" class=\"title\">" . $line["title"] . "</td></tr>"; 
 
-		if ($ext == "SEARCH") {
+		if ($subop == "search") {
 			$search = $_GET["search"];
 			$search_query_part = "(upper(title) LIKE upper('%$search%') 
 				OR content LIKE '%$search%') AND";

tt-rss.js

@@ -297,7 +297,7 @@ function search(feed, sender) {
 	document.getElementById('content').innerHTML=' ';		
 
 	xmlhttp.open("GET", "backend.php?op=viewfeed&feed=" + param_escape(feed) +
-		"&search=" + param_escape(sender.value) + "&ext=SEARCH", true);
+		"&search=" + param_escape(sender.value) + "&subop=search", true);
 	xmlhttp.onreadystatechange=viewfeed_callback;
 	xmlhttp.send(null);