mention wiki in keyboard shortcuts help

backend.php

@@ -209,6 +209,7 @@
 
 			if (db_num_rows($result) == 1) {
 				$article_url = db_fetch_result($result, 0, 'link');
+				$article_url = str_replace("\n", "", $article_url);
 
 				header("Location: $article_url");
 				return;

help/3.php

@@ -67,4 +67,6 @@
 
 	</td></tr></table>
 
+	<p><a target="_blank" href="http://tt-rss.org/wiki/InterfaceTips"><?php echo __("Other interface tips are available in the Tiny Tiny RSS wiki.") ?></a></p>
+
 	<p class="small"><?php echo __("Press any key to close this window.") ?></p>

tt-rss.css

@@ -1160,6 +1160,14 @@ div#hotkey_help_overlay ul {
 	margin : 0px;
 }
 
+div#hotkey_help_overlay a {
+	color : #88b0f0;
+}
+
+div#hotkey_help_overlay a:hover {
+	color : white;
+}
+
 div#hotkey_help_overlay li {
 	margin : 0px;
 }

viewfeed.js

@@ -2090,8 +2090,9 @@ function postOpenInNewTab(event, id) {
 
 function hlClicked(event, id) {
 	try {
-
-		if (!event.ctrlKey) {
+		if (event.altKey) {
+			openArticleInNewWindow(id);
+		} else if (!event.ctrlKey) {
 			view(id);
 			return true;
 		} else {