misc css tweaks

help/3.php

@@ -55,6 +55,7 @@
 		<tr><td class='n'>g s</td><td>Starred articles</td></tr>
 		<tr><td class='n'>g f</td><td>Fresh articles</td></tr>
 		<tr><td class='n'>g p</td><td>Published articles</td></tr>
+		<tr><td class='n'>g t</td><td>Tag cloud</td></tr>
 		<tr><td class='n'>g P</td><td>Preferences</td></tr>
 	</table>
 

tt-rss.css

@@ -1189,15 +1189,14 @@ a.cdmToggleLink:hover {
 }
 
 #dialog_overlay {
-	background : white;
 	left : 0;
 	top : 0;
 	height : 100%;
 	width : 100%;
 	z-index : 2;
-	opacity : 0.5;
 	position : absolute;
 	display : none;
+	background-image : url("images/shadow_white.png");
 }
 
 #overlay {

tt-rss.js

@@ -1134,6 +1134,9 @@ function hotkey_handler(e) {
 				return viewfeed(-3);
 			}
 
+			if (keycode == 84) { // t
+				toggleTags();
+			}
 
 		}