diff --git a/src/gridstack.js b/src/gridstack.js
index 1335299..3b5f477 100644
--- a/src/gridstack.js
+++ b/src/gridstack.js
@@ -27,8 +27,14 @@
 
         create_stylesheet: function () {
             var style = document.createElement("style");
-            style.appendChild(document.createTextNode(""));
-            document.head.appendChild(style);
+            style.setAttribute("type", "text/css");
+            if (style.styleSheet) {
+                style.styleSheet.cssText = "";
+            }
+            else {
+                style.appendChild(document.createTextNode(""));
+            }
+            document.getElementsByTagName('head')[0].appendChild(style);
             return style.sheet;
         },