foo.js

getFlashVersion: function() {
    // ie
    try {
        try {
            var axo = new ActiveXObject('ShockwaveFlash.ShockwaveFlash.6');
            try { axo.AllowScriptAccess = 'always'; } catch(e) { return '6,0,0'; }
        } catch(e) {}
        return new ActiveXObject('ShockwaveFlash.ShockwaveFlash').GetVariable('$version').replace(/\D+/g, ',').match(/^,?(.+),?$/)[1];
    } catch(e) {
        try {
            if (navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin) {
                return (navigator.plugins["Shockwave Flash 2.0"] || navigator.plugins["Shockwave Flash"]).description.replace(/\D+/g, ",").match(/^,?(.+),?$/)[1];
            }
        } catch(err) {}
    }
    return '0,0,0';
},