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;
jsVersion = 1.1;

function JSGetSwfVer(i){

    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];
            versionMinor = tempArrayMajor[1];
            if ( descArray[3] != "" ) {
                tempArrayMinor = descArray[3].split("r");
            } else {
                tempArrayMinor = descArray[4].split("r");
            }
              versionRevision = tempArrayMinor[1] > 0 ? tempArrayMinor[1] : 0;
            flashVer = versionMajor + "." + versionMinor + "." + versionRevision;
          } else {
            flashVer = -1;
        }
    }

    else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.6") != -1) flashVer = 4;

    else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.5") != -1) flashVer = 3;

    else if (navigator.userAgent.toLowerCase().indexOf("webtv") != -1) flashVer = 2;

    else {
        
        flashVer = -1;
    }
    return flashVer;
} 
function DetectFlashVer(reqMajorVer, reqMinorVer, reqRevision) 
{
     reqVer = parseFloat(reqMajorVer + "." + reqRevision);
   
    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(",");                
            } else {
                versionArray      = versionStr.split(".");
            }
            versionMajor      = versionArray[0];
            versionMinor      = versionArray[1];
            versionRevision   = versionArray[2];
            
            versionString     = versionMajor + "." + versionRevision;   // 7.0r24 == 7.24
            versionNum        = parseFloat(versionString);

            if ( (versionMajor > reqMajorVer) && (versionNum >= reqVer) ) {
                return true;
            } else {
                return ((versionNum >= reqVer && versionMinor >= reqMinorVer) ? true : false );    
            }
        }
    }    
    return (reqVer ? false : 0.0);
}