popup help updates

help/1.php

@@ -12,6 +12,11 @@
 
 <pre>ttrss_entries.title like '%Linux%'</pre>
 
-<p>See the database schema included in the distribution package for gruesome
-details.</p>
+<p>Matches all articles for the last week (PostgreSQL):</p>
 
+<pre>updated &gt; NOW() - INTERVAL '7 days'</pre>
+
+<p>See the database schema <a target="_blank" href="http://tt-rss.org/trac/browser/schema/ttrss_schema_pgsql.sql">here</a> or included in the distribution package for gruesome details. The relevant tables are <b>ttrss_entries</b> and <b>ttrss_user_entries</b>.</p>
+
+<p class="insensitive">Feel free to post more clever examples of labels on Tiny 
+Tiny RSS <a target="_blank" href="http://tt-rss.org/forum">forums</a>.</p>

prefs.js

@@ -863,8 +863,7 @@ function displayHelpInfobox(topic_id) {
 	var url = "backend.php?op=help&tid=" + param_escape(topic_id);
 
 	var w = window.open(url, "ttrss_help", 
-		"status=0,toolbar=0,location=0,width=400,height=450,menubar=0");
-
+		"status=0,toolbar=0,location=0,width=450,height=500,scrollbars=1,menubar=0");
 }
 
 function labelEditCancel() {