detect usage of appendRule instead of insertRule

applied fix of orginal repo: jlongster/css-animations.js@bedeff0
mozilla · May 22, 2013 · f3a1050 · f3a1050
1 parent e8034f7
commit f3a1050
Showing 1 changed file with 6 additions and 3 deletions.
diff --git a/www/js/lib/layouts/css-animations.js b/www/js/lib/layouts/css-animations.js
@@ -1,4 +1,3 @@
-
 (function() {
 
     // Utility
@@ -81,7 +80,11 @@
 		}
 		cssRule += "}";
 
-		this.original.insertRule(cssRule);
+		if('appendRule' in this.original) {
+			this.original.appendRule(cssRule);
+		} else {
+			this.original.insertRule(cssRule);
+		} 
 		this.initKeyframes();
 	};
 
@@ -177,4 +180,4 @@
     else {
         window.CSSAnimations = new Animations();
     }
-})();
+})();