﻿// Detect Client Browser type
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;
// 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];
            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;
        }
    }
    // 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;
}
// If called with no parameters this function returns a floating point value
// which should be the version of the Flash Player or 0.0
// ex: Flash Player 7r14 returns 7.14
// If called with reqMajorVer, reqMinorVer, reqRevision returns true if that version or greater is available
function DetectFlashVer(reqMajorVer, reqMinorVer, reqRevision)
{
     reqVer = parseFloat(reqMajorVer + "." + reqRevision);
       // 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(",");
            } else {
                versionArray      = versionStr.split(".");
            }
            versionMajor      = versionArray[0];
            versionMinor      = versionArray[1];
            versionRevision   = versionArray[2];
            versionString     = versionMajor + "." + versionRevision;   // 7.0r24 == 7.24
            versionNum        = parseFloat(versionString);
            // is the major.revision >= requested major.revision AND the minor version >= requested minor
            if ( (versionMajor > reqMajorVer) && (versionNum >= reqVer) ) {
                return true;
            } else {
                return ((versionNum >= reqVer && versionMinor >= reqMinorVer) ? true : false );
            }
        }
    }
    return (reqVer ? false : 0.0);
}
// get the redirect location after the detection
function getRedirectLocation(){
    // prüfe, ob eine andere Seite als Einstieg gewählt wurde und
    // die URL dieser Seite als Parameter übergeben wurde
    if (window.location.search != "" && (window.location.search.search(/fromURL/) != -1)){
        var params = window.location.search.substr(1);
        paramsArray = params.split("&");
        // suche den Parameter fromURL
        for (var i=0; i < paramsArray.length; i++ ){
            if(paramsArray[i].search(/fromURL/) != -1){
                param = paramsArray[i].split("=");
                if(param[1] == ""){
                    // führe ein Reload der aktuellen Seite aus, wenn
                    // kein oder kein gültiger Parameterwert übergeben wurde
                    return window.location.href;
                }else{
                    // rufe die Seite auf, deren URL übergeben wurde
                    return param[1];
                }
            }
        }
        return window.location.href;
    }else{
        return window.location.href;
    }
}