Ticket #9920: event.js.patch

event.js

@@ -74 +74 @@
-      var docElement = document.documentElement, body = document.body;
-      return {
-        x: event.pageX || (event.clientX + 
-body.scrollLeft
+(body ? body.scrollLeft : 0)
-          (docElement.clientLeft || 0)),
-        y: event.pageY || (event.clientY + 
-body.scrollTop
+(body ? body.scrollTop : 0)
-          (docElement.clientTop || 0))
-      };
-    },