From 214a23050495261d8dafb8b77641cebd9da59bf6 Mon Sep 17 00:00:00 2001
From: "Davide P. Cervone" <dpvc@union.edu>
Date: Tue, 6 May 2014 07:00:29 -0400
Subject: [PATCH] Make sure svg is defined before using its width

---
 unpacked/jax/output/SVG/autoload/multiline.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/unpacked/jax/output/SVG/autoload/multiline.js b/unpacked/jax/output/SVG/autoload/multiline.js
index 62e9f4c50..9d6e82194 100644
--- a/unpacked/jax/output/SVG/autoload/multiline.js
+++ b/unpacked/jax/output/SVG/autoload/multiline.js
@@ -336,7 +336,7 @@ MathJax.Hub.Register.StartupHook("SVG Jax Ready",function () {
         if (state.last && svg.X) {svg.X = 0}
         line.Add(svg,line.w,0,true);
       }
-      if (state.first && svg.w === 0) {state.nextIsFirst = true}
+      if (state.first && svg && svg.w === 0) {state.nextIsFirst = true}
         else {delete state.nextIsFirst}
     }
   });