added null check for matchedRules in styles-controller.js, to fix js error on reopening and edited html document

Signed-off-by: Ananya Sen <Ananya.Sen@motorola.com>

1 files changed, 5 insertions, 1 deletions

diff --git a/js/controllers/styles-controller.js b/js/controllers/styles-controller.js
index 885d710f..31beb6d0 100755
--- a/js/controllers/styles-controller.js
+++ b/js/controllers/styles-controller.js
@@ -317,7 +317,11 @@ var stylesController = exports.StylesController = Montage.create(Component, {
                     isInlineStyle : true,
                     style         : element.style
                 };
-                
+
+                if((typeof matchedRules === "undefined") || (matchedRules === null)){
+                    return null;
+                }
+
                 ///// Now splice it into the matched rules
                 ///// By inserting the inline style at the beginning,
                 ///// we keep the correct order of specificity