Determine if Flash Player and current version of JS code are installed

  function Flashchecker () {    var hasflash = 0;　　 Whether Flash    var flashversion = 0 is installed; Flash version    if (document.all) {    var swf = new ActiveXObject (' Shockwaveflash.shockwaveflash ');    if (SWF) {    hasflash = 1;    vswf = swf. GetVariable ("$version");    Flashversion = parseint (Vswf.split ("") [1].split (",") [0]);    }    } else {    if (navigator.plugins && navigator.plugins.length > 0) {    var swf = navigator.plugins[" Shockwave Flash "];    if (SWF) {    hasflash = 1;    var words = Swf.description.split ("");    for (var i = 0; i < words.length; ++i) {    if (IsNaN (parseint (words[i))) continue;    Flashversion = parseint (Words[i]);    }}} return {    F:hasflash,    v:flashversion    };    }    var FLs = Flashchecker ();    var s = "";    if (FLS.F) document.write ("You have Flash installed, the current Flash version is:" + fls.v + ". X");    else document.write ("You do not have Flash installed");

A simple test, because their own computer has been equipped with flash, so testing is the reverse test.

Determine if Flash Player and current version of JS code are installed