Make format submenu use 'Original' for original MathML source, and set the value each time the menu is opened, so mixed pages work properly

mathjax/unpacked/extensions/MathMenu.js

@@ -29,7 +29,7 @@
   
   var CONFIG = HUB.Insert({
     delay: 150,                                    // the delay for submenus
-    helpURL: "http://www.mathjax.org/help/user/",  // the URL for the "MathJax Help" menu
+    helpURL: "http://www.mathjax.org/Help-User/",  // the URL for the "MathJax Help" menu
 
     showRenderer: true,                            //  show the "Math Renderer" menu?
     showFontMenu: false,                           //  show the "Font Preference" menu?
@@ -672,7 +672,7 @@
    */
   CONFIG.settings = HUB.config.menuSettings;
   if (!CONFIG.settings.format)
-    {CONFIG.settings.format = (MathJax.InputJax.TeX ? "TeX" : "MathML")}
+    {CONFIG.settings.format = (MathJax.InputJax.TeX ? "Original" : "MathML")}
   if (typeof(CONFIG.settings.showRenderer) !== "undefined") {CONFIG.showRenderer = CONFIG.settings.showRenderer}
   if (typeof(CONFIG.settings.showFontMenu) !== "undefined") {CONFIG.showFontMenu = CONFIG.settings.showFontMenu}
   if (typeof(CONFIG.settings.showContext)  !== "undefined") {CONFIG.showContext  = CONFIG.settings.showContext}
@@ -684,8 +684,8 @@
   MENU.menu = MENU(
     ITEM.COMMAND("Show Source",MENU.ShowSource),
     ITEM.SUBMENU("Format",
-      ITEM.RADIO("MathML", "format"),
+      ITEM.RADIO("MathML",   "format"),
-      ITEM.RADIO("TeX",    "format", {disabled: !MathJax.InputJax.TeX})
+      ITEM.RADIO("Original", "format", {value: "Original"})
     ),
     ITEM.RULE(),
     ITEM.SUBMENU("Settings",

mathjax/unpacked/jax/output/HTML-CSS/jax.js

@@ -386,10 +386,13 @@
     ContextMenu: function (event,force) {
       if (HTMLCSS.config.showMathMenu && (HTMLCSS.settings.context === "MathJax" || force)) {
         if (HTMLCSS.safariContextMenuBug) {setTimeout('window.getSelection().empty()',0)}
-        if (MathJax.Menu) {
+        var MENU = MathJax.Menu;
+        if (MENU) {
           var math = (this.parentNode.className === "MathJax_Display" ? this.parentNode : this)
-          MathJax.Menu.jax = HUB.getJaxFor(math.nextSibling);
+          MENU.jax = HUB.getJaxFor(math.nextSibling);
-          return MathJax.Menu.menu.Post(event);
+          MENU.menu.items[1].menu.items[1].name = 
+            (MENU.jax.inputJax.name === "MathML" ? "Original" : MENU.jax.inputJax.name);
+          return MENU.menu.Post(event);
         } else {
           if (!AJAX.loadingMathMenu) {
             AJAX.loadingMathMenu = true;

mathjax/unpacked/jax/output/NativeMML/jax.js

@@ -149,12 +149,15 @@
     ContextMenu: function (event,force) {
       if (nMML.config.showMathMenu && (nMML.settings.context === "MathJax" || force)) {
         if (nMML.safariContextMenuBug) {setTimeout('window.getSelection().empty()',0)}
-        if (MathJax.Menu) {
+        var MENU = MathJax.Menu;
+        if (MENU) {
           if (document.selection) {setTimeout("document.selection.empty()",0)}
           var script = (isMSIE ? this.parentNode.parentNode.nextSibling : this.parentNode.nextSibling);
-          MathJax.Menu.jax = HUB.getJaxFor(script);
+          MENU.jax = HUB.getJaxFor(script);
+          MENU.menu.items[1].menu.items[1].name = 
+            (MENU.jax.inputJax.name === "MathML" ? "Original" : MENU.jax.inputJax.name);
           delete nMML.trapClick; delete nMML.trapUp;
-          return MathJax.Menu.menu.Post(event);
+          return MENU.menu.Post(event);
         } else {
           if (!AJAX.loadingMathMenu) {
             AJAX.loadingMathMenu = true;