Let's talk about the automatic activation of Flash controls in IE ObjectWrap_javascript skills

I once compared the handling of Flash activation restrictions by domestic portals on Ajax China. Except for qq.com, flash on all major portals has solved the problem of activation restrictions. Flash is often used on Taobao pages, and activation restrictions result in a user-friendly interactive experience.

We have been trying to solve this problem. However, the approach of domestic portal websites is a little troublesome. You either need to write additional js for each flash, or put a <script> patch on the page where the flash is placed, using <A href="http://blog.deconcept.com/swfobject/" snap_icon_added="spa" act_suffix icon_trigger="false" text_trigger="true" parent_link_icon="false" snap_preview_added="spa">SWFObject or <A href="http://www.bobbyvandersluis.com/ufo/" snap_icon_added="spa" act_suffix icon_trigger="false" text_trigger="true" parent_link_icon="false" snap_preview_added="spa"> The script provided by UFO is written into flash. </script>

NetEase’s approach is considered the most technical. Its principle can be briefly described (thanks to friends who work at NetEase for the analysis): overwrite the document.write method of the main page through the externally introduced js code, so that on the main page When using the document.write method, it is actually written by the function of the external file, which realizes the separation of active control download and main page. This also avoids activation restrictions.

However, all the above solutions are written in Flash through scripts. Websites that pay more attention to web standards will attach a

After some google (I really used yahoo, but I couldn’t find anything), I found a valuable document on SitePoint ObjectSwap: Bypassing the ActiveX Activation Issue in IE, such as Obtain a treasure.

The implementation provided by ObjectSwap only requires the introduction of a script in

. Although a script is also used, the logic is to rewrite the