fix node id guessing

git-svn-id: https://svn.apache.org/repos/asf/incubator/ivy/trunk/doc/xooki@493163 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/xooki.js b/xooki.js
index 3d85976..a00105b 100644
--- a/xooki.js
+++ b/xooki.js
@@ -710,7 +710,7 @@
         }

     })(xooki.toc, null, 0);

 	

-	var match = new RegExp(".*\\/((?:.*\\/){"+xooki.config.level+"}[^\\/]*)(?:\\.\\w+)", "g").exec(window.location.toString());

+	var match = new RegExp("^.*\\/((?:.*\\/){"+xooki.config.level+"}[^\\/]*)(?:\\.\\w+)$", "g").exec(window.location.toString());

 	var curPageId;

 	if (match == null || match[1] == '') {

 		curPageId = "index";