diff --git a/js-runtime/lib/world/jsworld.js b/js-runtime/lib/world/jsworld.js
index 4cad5c9..55993cf 100644
--- a/js-runtime/lib/world/jsworld.js
+++ b/js-runtime/lib/world/jsworld.js
@@ -584,7 +584,7 @@
         if (config.lookup('onTap')) {
 	    var wrappedTap = function(w, e, k) {
                 var x = e.pageX, y = e.pageY;
-                var currentElement = e.target;
+                var currentElement = e.target || e.srcElement;
                 do {
                     x -= currentElement.offsetLeft;
                     y -= currentElement.offsetTop;
diff --git a/js-runtime/lib/world/world.js b/js-runtime/lib/world/world.js
index 0f965f6..51ff708 100644
--- a/js-runtime/lib/world/world.js
+++ b/js-runtime/lib/world/world.js
@@ -466,6 +466,7 @@ if (typeof(world) === 'undefined') {
         var that = this;
         this.animationHackImg = this.img.cloneNode(true);
         document.body.appendChild(this.animationHackImg);
+        this.animationHackImg.style.position = 'absolute';
         this.animationHackImg.style.top = '-2000px';
         if (this.animationHackImg.complete) {
             afterInit(that);