[+] marker in the statusline

NEWS

@@ -2,6 +2,7 @@
 2007-xx-xx:
 	* version 0.6
 	* THIS VERSION ONLY WORKS WITH FIREFOX 3.0
+	* [+], [-] and [+-] in the statusline, whether we can go back, forward, or both
 	* :set showtabline now finally works as expected for all values
 	* added full zoom, and changed keybindings slightly for text zoom
 	* :buffer partial_string works now as in vim, and with ! even better

content/ui.js

@@ -1057,9 +1057,15 @@ function StatusLine() //{{{
         status_bar.setAttribute("class", "chromeclass-status " + highlight_group);
     };
 
+    // if "url" is ommited, build a usable string for the URL
     this.updateUrl = function(url)
     {
-        if (!url || typeof url != "string")
+        if (typeof url == "string")
+        {
+            url_widget.value = url;
+            return;
+        }
+
         url = vimperator.buffer.URL;
 
         // make it even more vim-like
@@ -1073,6 +1079,16 @@ function StatusLine() //{{{
                 url = "[No Name]";
         }
 
+        var sh = getWebNavigation().sessionHistory;
+        var modified = "";
+        if (sh.index > 0)
+            modified += "+";
+        if (sh.index < sh.count -1)
+            modified += "-";
+
+        if (modified)
+            url += " [" + modified + "]"
+
         url_widget.value = url;
     };