www

commit 3b35ca9e1665dd280e16896be7a5215662af75ad
parent 67ee149dd2007b15796a6b85b897ac60a7e14e28
Author: Davide P. Cervone <dpvc@union.edu>
Date:   Thu,  6 Feb 2014 13:18:04 -0500

Add more tests to check that the math is still in the page.  Should resolve issue #730 (though we don't have their page and can't really test it).

Diffstat:
M
unpacked/jax/output/HTML-CSS/jax.js
 | 
3
++-
M
unpacked/jax/output/NativeMML/jax.js
 | 
4
++--
M
unpacked/jax/output/SVG/jax.js
 | 
3
++-

3 files changed, 6 insertions(+), 4 deletions(-)
diff --git a/unpacked/jax/output/HTML-CSS/jax.js b/unpacked/jax/output/HTML-CSS/jax.js
@@ -579,7 +579,8 @@
       //
       var jax = script.MathJax.elementJax, math = jax.root,
           span = document.getElementById(jax.inputID+"-Frame"),
-          div = (jax.HTMLCSS.display ? span.parentNode : span);
+          div = (jax.HTMLCSS.display ? (span||{}).parentNode : span);
+      if (!span || !div) return;
       //
       //  Set the font metrics
       //
diff --git a/unpacked/jax/output/NativeMML/jax.js b/unpacked/jax/output/NativeMML/jax.js
@@ -286,8 +286,8 @@
       //  Get the jax and the container and set the size
       //
       var jax = script.MathJax.elementJax, math = jax.root;
-      var span = document.getElementById(jax.inputID+"-Frame"),
-	  container = span.firstChild, mspan = container.firstChild;
+      var span = document.getElementById(jax.inputID+"-Frame"); if (!span) return;
+      var container = span.firstChild, mspan = container.firstChild;
       this.ex = jax.NativeMML.ex || this.defaultEx;
       this.scale = jax.NativeMML.scale || 1;
       if (this.scale !== 1) {span.style.fontSize = jax.NativeMML.fontSize}
diff --git a/unpacked/jax/output/SVG/jax.js b/unpacked/jax/output/SVG/jax.js
@@ -289,7 +289,8 @@
       //
       var jax = script.MathJax.elementJax, math = jax.root,
           span = document.getElementById(jax.inputID+"-Frame"),
-          div = (jax.SVG.display ? span.parentNode : span);
+          div = (jax.SVG.display ? (span||{}).parentNode : span);
+      if (!span || !div) return;
       //
       //  Set the font metrics
       //