From e7961f0dd2202a08e363a752b9c9b040cf9f60fc Mon Sep 17 00:00:00 2001
From: "Davide P. Cervone" <dpvc@union.edu>
Date: Sat, 22 Aug 2015 07:50:56 -0400
Subject: [PATCH] Make phantom background colors not disappear, make spaces be
 kept in char boxes, and handle mrow-enclosed atom in superscripts (still
 needs work, like TWO mrows, etc., and should be made part of mml jax).

---
 unpacked/jax/output/CommonHTML/jax.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/unpacked/jax/output/CommonHTML/jax.js b/unpacked/jax/output/CommonHTML/jax.js
index 7cbcd6b39..96b272758 100644
--- a/unpacked/jax/output/CommonHTML/jax.js
+++ b/unpacked/jax/output/CommonHTML/jax.js
@@ -93,7 +93,7 @@
     
     "mjx-surd": {"vertical-align":"top"},
     
-    "mjx-mphantom": {visibility:"hidden"},
+    "mjx-mphantom *": {visibility:"hidden"},
 
     "mjx-merror": {
       "background-color":"#FFFF88",
@@ -116,7 +116,7 @@
     "mjx-box":    {display:"inline-block"},
     "mjx-block":  {display:"block"},
     "mjx-span":   {display:"span"},
-    "mjx-char":   {display:"block"},
+    "mjx-char":   {display:"block", "white-space":"pre"},
     "mjx-itable": {display:"inline-table"},
     "mjx-row":    {display:"table-row"},
     "mjx-cell":   {display:"table-cell"},
@@ -2232,6 +2232,7 @@
           delta = 1.3*bbox.ic + .05; // make faked IC be closer to expeted results
         }
         var bmml = this.data[this.base];
+        if ((bmml.type === "mrow" || bmml.type === "mstyle") && bmml.data.length === 1) bmml = bmml.data[0];
         if (bmml && (bmml.type === "mi" || bmml.type === "mo")) {
           if (bmml.data.join("").length === 1 && bbox.rscale === 1 && !bbox.sH &&
               !bmml.Get("largeop")) {u = v = 0}