var isIE = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;
var isWin = (navigator.appVersion.toLowerCase().indexOf("win") != -1) ? true : false;
var isOpera = (navigator.userAgent.indexOf("Opera") != -1) ? true : false;

// JavaScript helper required to detect Flash Player PlugIn version information
function JSGetSwfVer(i) {
    // NS/Opera version >= 3 check for Flash plugin in plugin array
    if (navigator.plugins != null && navigator.plugins.length > 0) {
        if (navigator.plugins["Shockwave Flash 2.0"] || navigator.plugins["Shockwave Flash"]) {
            var swVer2 = navigator.plugins["Shockwave Flash 2.0"] ? " 2.0" : "";
            var flashDescription = navigator.plugins["Shockwave Flash" + swVer2].description;
            descArray = flashDescription.split(" ");
            tempArrayMajor = descArray[2].split(".");
            versionMajor = tempArrayMajor[0];
            if (descArray[3] != "") {
                tempArrayMinor = descArray[3].split("r");
            } else {
                tempArrayMinor = descArray[4].split("r");
            }
            versionMinor = tempArrayMinor[1] > 0 ? tempArrayMinor[1] : 0;
            flashVer = parseFloat(versionMajor + "." + versionMinor);
        } else {
            flashVer = -1;
        }
    }
    // MSN/WebTV 2.6 supports Flash 4
    else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.6") != -1) flashVer = 4;
    // WebTV 2.5 supports Flash 3
    else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.5") != -1) flashVer = 3;
    // older WebTV supports Flash 2
    else if (navigator.userAgent.toLowerCase().indexOf("webtv") != -1) flashVer = 2;
    // Can't detect in all other cases
    else {

        flashVer = -1;
    }
    return flashVer;
}


function DetectFlashVer(reqMajorVer, reqMinorVer) {
    reqVer = parseFloat(reqMajorVer + "." + reqMinorVer);
    // loop backwards through the versions until we find the newest version      
    for (i = 25; i > 0; i--) {
        if (isIE && isWin && !isOpera) {
            ;
            versionStr = VBGetSwfVer(i);
        } else {
            versionStr = JSGetSwfVer(i);

        }
        if (versionStr == -1) {
            return false;
        } else if (versionStr != 0) {
            if (isIE && isWin && !isOpera) {
                tempArray = versionStr.split(" ");
                tempString = tempArray[1];
                versionArray = tempString.split(",");

                versionMajor = versionArray[0];
                versionMinor = versionArray[2];

                versionString = versionMajor + "." + versionMinor;
                versionNum = parseFloat(versionString);
            } else {
                versionNum = versionStr;
            }
            return (versionNum >= reqVer ? true : false);
        }
    }

    return (reqVer ? false : 0.0);
}