Parse correct field for OKD

Author: peterroth

_javascripts/page-loader.js

@@ -17,7 +17,11 @@ function versionSelector(list) {
   "use strict";
 
   newVersion = list[list.selectedIndex].value;
-  currentVersion = window.location.pathname.split("/")[2];
+  if (dk === "openshift-enterprise") {
+    currentVersion = window.location.pathname.split("/")[2];
+  } else if (dk === "openshift-origin") {
+    currentVersion = window.location.pathname.split("/")[1];
+  }
 
   let baseUrl = urlMappings[dk];