Due to various reasons, Microsoft has restricted the use mode of IE's ActiveX after sp2. That is, there is a virtual box in the ActiveX on the page, which requires the user to click once for normal interaction. Flash is embedded into the web page as an ActiveX, so it will also be implicated. Only embedding Flash through JS can solve this problem. There is no Flash version detection. If the flash plug-in version of the browser is not enough, or your swf file cannot be displayed normally, or an ActiveX installation confirmation box will pop up - this box is very scary for many users. Find it online. After working for a long time, there was no one about the slide advertising code. I had no choice but to research it myself and passed the test.
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