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js判断机子是否安装pdf插件

2011-09-19 21:07 357 查看
<SCRIPT LANGUAGE="Javascript">

// detection for Netscape

var useAcrobat = navigator.mimeTypes &&

navigator.mimeTypes["application/pdf"]

</SCRIPT>

<SCRIPT LANGUAGE="VBScript">

on error resume next

useAcrobat = not IsNull(CreateObject("AcroExch.Document"))

' can be CreateObject("PDF.PdfCtrl.1") too!

</SCRIPT>

<SCRIPT>

if (useAcrobat)

document.write("PDF 已安装");

else

document.write("未安装PDF");

</SCRIPT>
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