var flashVersion = 0;

            function getFlashVersion() {
                var latestFlashVersion = 15;

                var agent = navigator.userAgent.toLowerCase();
                if (agent.indexOf("mozilla/3") != -1 && agent.indexOf("msie") == -1) {
                    flashVersion = 0;
                }
                if (navigator.plugins != null && navigator.plugins.length > 0) {
                    var flashPlugin = navigator.plugins['Shockwave Flash'];
                    if (typeof flashPlugin == 'object') {
                        for (var i = latestFlashVersion; i >= 3; i--) {
                            if (flashPlugin.description.indexOf(i + '.') != -1) {
                                flashVersion = i;
                                break;
                            }
                        }
                    }
                } else if (agent.indexOf("msie") != -1 && parseInt(navigator.appVersion) >= 4 && agent.indexOf("win")!=-1 && agent.indexOf("16bit")==-1) {
                    var doc = '<scr' + 'ipt language="VBScript"\> \n';
                    doc += 'On Error Resume Next \n';
                    doc += 'Dim obFlash \n';
                    doc += 'obFlash = null \n';
                    doc += 'For i = ' + latestFlashVersion + ' To 3 Step -1 \n';
                    doc += '   Set obFlash = CreateObject("ShockwaveFlash.ShockwaveFlash." & i) \n';
                    doc += '   If IsObject(obFlash) Then \n';
                    doc += '      flashVersion = i \n';
                    doc += '      Exit For \n';
                    doc += '   End If \n';
                    doc += 'Next \n';
                    doc += '</scr' + 'ipt\> \n';
                    document.write(doc);
                } else if (agent.indexOf("webtv/2.5") != -1) {
                    flashVersion = 3;
                } else if (agent.indexOf("webtv") != -1) {
                    flashVersion = 2;
                } else {
                    flashVersion = null;
                }
                return flashVersion;
            }