Flex 1.5: Modifying custom HTML wrappers to workaround ActiveX updates in Internet Explorer

(TechNote) A recent update for Microsoft Internet Explorer significantly affects the way ActiveX controls are loaded in the browser. There is a hot fix available that updates the Flex 1.5 compiler to auto-generate an HTML wrapper that is not affected by this change. This article explains how to manually implement the hot fix for use with custom HTML wrappers.