时间: 2021-07-31 作者:daque
将如次代码介入html的<body>区: <script language="javascript"> var myplugin =navigator.plugins["shockwave"]; if (myplugin) document.writeln("你仍旧安置了shockwave!") else document.writeln("你尚未安置shockwave!")// --></script><script language="javascript"><!-- var myplugin =navigator.plugins["quicktime"]; if (myplugin) document.writeln("你仍旧安置了quicktime!") else document.writeln("你尚未安置quicktime!")// --></script>