// initialize a variable to test for JavaScript 1.1.
// which is necessary for the window.location.replace method
var javascriptVersion1_1 = false;

javascriptVersion1_1 = true;

// initialize global variables
var detectableWithVB = false;
var pluginFound = false;


function goURL(daURL) {
    // if the browser can do it, use replace to preserve back button
    if(javascriptVersion1_1) {
         window.location.replace(daURL);
    } else {
         window.location = daURL;
    }
    return;
}

function redirectCheck(pluginFound, redirectURL, redirectIfFound) {
    // check for redirection
    if( redirectURL && ((pluginFound && redirectIfFound) || 
         (!pluginFound && !redirectIfFound)) ) {
        // go away
         goURL(redirectURL);
        return pluginFound;
    } else {
        // stay here and return result of plugin detection
        return pluginFound;
    }   
}

function canDetectPlugins() {
    if( detectableWithVB || (navigator.plugins && navigator.plugins.length > 0) ) {
        return true;
    } else {
        return false;
    }
}

function detectFlash(redirectURL, redirectIfFound) {
    pluginFound = detectPlugin('Shockwave','Flash'); 
    // if not found, try to detect with VisualBasic
    if(!pluginFound && detectableWithVB) {
         pluginFound = detectActiveXControl('ShockwaveFlash.ShockwaveFlash.1');
    }
    // check for redirection
    return redirectCheck(pluginFound, redirectURL, redirectIfFound);
}

function detectDirector(redirectURL, redirectIfFound) { 
    pluginFound = detectPlugin('Shockwave','Director'); 
    // if not found, try to detect with VisualBasic
    if(!pluginFound && detectableWithVB) {
         pluginFound = detectActiveXControl('SWCtl.SWCtl.1');
    }
    // check for redirection
    return redirectCheck(pluginFound, redirectURL, redirectIfFound);
}

function detectQuickTime(redirectURL, redirectIfFound) {
    pluginFound = detectPlugin('QuickTime');
    // if not found, try to detect with VisualBasic
    if(!pluginFound && detectableWithVB) {
         pluginFound = detectQuickTimeActiveXControl();
    }
    return redirectCheck(pluginFound, redirectURL, redirectIfFound);
}

function detectReal(redirectURL, redirectIfFound) {
    pluginFound = detectPlugin('RealPlayer');
    // if not found, try to detect with VisualBasic
    if(!pluginFound && detectableWithVB) {
         pluginFound = (detectActiveXControl('rmocx.RealPlayer G2 Control') ||
                         detectActiveXControl('RealPlayer.RealPlayer(tm) ActiveX Control (32-bit)') ||
                         detectActiveXControl('RealVideo.RealVideo(tm) ActiveX Control (32-bit)'));
    }   
    return redirectCheck(pluginFound, redirectURL, redirectIfFound);
	//return false;
}

function detectWindows() {
	if(navigator.userAgent.indexOf('Windows') != -1) 
		return true;
	else
		return false;
}

function detectVista() {
	if(navigator.userAgent.indexOf('Windows NT 6.0') != -1) 
		return true;
	else
		return false;
}

function detectMac() {
	if(navigator.appVersion.indexOf("Mac")!=-1)
		return true;
	else
		return false;
}

function detectIE() {
	if(navigator.userAgent.indexOf('MSIE') != -1) 
		return true;
	else
		return false;
}

function detectFF() {
	if(navigator.userAgent.indexOf('Firefox') != -1) 
		return true;
	else
		return false;
}


function detectFlip(redirectURL, redirectIfFound) {
    pluginFound = detectPlugin('Flip4Mac WMV Web Plugin');
    // if not found, try to detect with VisualBasic
    //if(!pluginFound && detectableWithVB) {
         //pluginFound = detectActiveXControl('MediaPlayer.MediaPlayer.1');
    //}
    return redirectCheck(pluginFound, redirectURL, redirectIfFound);
}

function detectWindowsMedia(redirectURL, redirectIfFound) {
    //pluginFound = detectPlugin('Windows Media Plugin');
    pluginFound = detectPlugin('Windows Media', 'Pl');
    // if not found, try to detect with VisualBasic
    if(!pluginFound && detectableWithVB) {
         pluginFound = detectActiveXControl('MediaPlayer.MediaPlayer.1');
    }
    return redirectCheck(pluginFound, redirectURL, redirectIfFound);
	//return false;
}

function detectPlugin() {
    // allow for multiple checks in a single pass
    var daPlugins = detectPlugin.arguments;
    // consider pluginFound to be false until proven true
    var pluginFound = false;
    // if plugins array is there and not fake
    if (navigator.plugins && navigator.plugins.length > 0) {
        var pluginsArrayLength = navigator.plugins.length;
        // for each plugin...
        for (pluginsArrayCounter=0; pluginsArrayCounter < pluginsArrayLength; pluginsArrayCounter++ ) {
             // loop through all desired names and check each against the current plugin name
             var numFound = 0;
             for(namesCounter=0; namesCounter < daPlugins.length; namesCounter++) {
                 //        document.writeln((navigator.plugins[pluginsArrayCounter].name) + '<br>');
                 //        document.writeln((navigator.plugins[pluginsArrayCounter].description) + '<br>');
                 // if desired plugin name is found in either plugin name or description
                 if( (navigator.plugins[pluginsArrayCounter].name.indexOf(daPlugins[namesCounter]) >= 0) || 
                      (navigator.plugins[pluginsArrayCounter].description.indexOf(daPlugins[namesCounter]) >= 0) ) {
                      // this name was found
                      numFound++;
                 }   
             }
             // now that we have checked all the required names against this one plugin,
             // if the number we found matches the total number provided then we were successful
             if(numFound == daPlugins.length) {
                 pluginFound = true;
                 // if we've found the plugin, we can stop looking through at the rest of the plugins
                 break;
             }
        }
    }
    return pluginFound;
} // detectPlugin


// Here we write out the VBScript block for MSIE Windows
if ((navigator.userAgent.indexOf('MSIE') != -1) && (navigator.userAgent.indexOf('Win') != -1)) {
    document.writeln('<script language="VBscript">');

    document.writeln('\'do a one-time test for a version of VBScript that can handle this code');
    document.writeln('detectableWithVB = False');
    document.writeln('If ScriptEngineMajorVersion >= 2 then');
    document.writeln('  detectableWithVB = True');
    document.writeln('End If');

    document.writeln('\'this next function will detect most plugins');
    document.writeln('Function detectActiveXControl(activeXControlName)');
    document.writeln('  on error resume next');
    document.writeln('  detectActiveXControl = False');
    document.writeln('  If detectableWithVB Then');
    document.writeln('     detectActiveXControl = IsObject(CreateObject(activeXControlName))');
    document.writeln('  End If');
    document.writeln('End Function');

    document.writeln('\'and the following function handles QuickTime');
    document.writeln('Function detectQuickTimeActiveXControl()');
    document.writeln('  on error resume next');
    document.writeln('  detectQuickTimeActiveXControl = False');
    document.writeln('  If detectableWithVB Then');
    document.writeln('    detectQuickTimeActiveXControl = False');
    document.writeln('    hasQuickTimeChecker = false');
    document.writeln('    Set hasQuickTimeChecker = CreateObject("QuickTimeCheckObject.QuickTimeCheck.1")');
    document.writeln('    If IsObject(hasQuickTimeChecker) Then');
    document.writeln('      If hasQuickTimeChecker.IsQuickTimeAvailable(0) Then ');
    document.writeln('        detectQuickTimeActiveXControl = True');
    document.writeln('      End If');
    document.writeln('    End If');
    document.writeln('  End If');
    document.writeln('End Function');

    document.writeln('</scr' + 'ipt>');
}
// -->

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}