// JavaScript Document

// 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;

// 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;
} 
// When 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 false;
}

function autoDetectFlashVersion(flashVersion, alternateContent, flashFile, w, h, wmode, base, color, flParams, mbdParams){
	var verArray = flashVersion.split(".");
	var requiredMajorVersion = Number(verArray[0] == null? 0 : verArray[0]);
	var requiredMinorVersion = Number(verArray[1] == null? 0 : verArray[1]);
	var requiredRevision = Number(verArray[2] == null? 0 : verArray[2]);
	
	// Version check for the Flash Player that has the ability to start Player Product Install (6.0r65)
	var hasProductInstall = DetectFlashVer(6, 0, 65);
	
	// Version check based upon the values entered above in "Globals"
	var hasReqestedVersion = DetectFlashVer(requiredMajorVersion, requiredMinorVersion, requiredRevision);
	
	// Location visited after installation is complete if installation is required
	var MMredirectURL = window.location;
	
	
	// Check to see if a player with Flash Product Install is available and the version does not meet the requirements for playback
	if ( hasProductInstall && !hasReqestedVersion ) {
		// Stored value of document title used by the installation process to close the window that started the installation process
		// This is necessary to remove browser windows that will still be utilizing the older version of the player after installation is complete
		// DO NOT MODIFY THE FOLLOWING TWO LINES
		document.title = document.title.slice(0, 47) + " - Flash Player Installation";
		var MMdoctitle = document.title;
		
		var flashParams = 'MMredirectURL='+MMredirectURL+'&MMplayerType=ActiveX&MMdoctitle='+MMdoctitle;
		var embedParams = 'MMredirectURL='+MMredirectURL+'&MMplayerType=PlugIn';
		
		createFlashControl("installer.swf", w, h, null, null, color, flashParams, embedParams);
	} 
	else if (hasReqestedVersion) {
		createFlashControl(flashFile, w, h, wmode, base, null, flParams, mbdParams);
	} 
	else {
		document.write(alternateContent);
	}
}

function createFlashControl(flashFile, w, h, wmode, base, color, flashParams, embedParams){
	// Fix name if no extension was included
	var flashId;
	
	if(flashFile.toLowerCase().indexOf(".swf") != -1){
		flashId = flashFile.slice(0, flashFile.length - 4);
	}
	else {
		flashId = flashFile;
		flashFile += ".swf";
	}
	
	// Fix
	if(embedParams == null && flashParams != null){
		embedParams = flashParams;
	}
	
	// OBJECT OPTIONS
	var productInstallOETags = '<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" '
	+ 'width="' + w + '" height="' + h + '" id="' + flashId + '" '
	+ 'codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab">'
	+ '<param name="movie" value="' + flashFile +'" />'
	+ '<param name="quality" value="high" />'
	
	// Optional color
	+ (color != null? ('<param name="bgcolor" value="' + color + '" />') : '')
	
	// Optional window mode
	+ (wmode != null? ('<param name="wmode" value="' + wmode + '" />') : '')
	
	// Optional base
	+ (base != null? ('<param name="base" value="' + base + '" />') : '')
	
	// Optional parameters
	+ (flashParams != null? ('<param name="FlashVars" value="' + flashParams + '" />') : '')
	
	
	// EMBED OPTIONS
	+ '<embed src="' + flashFile + '" '
	+ 'width="' + w + '" height="' + h + '" name="' + flashId + '" '
	+ 'quality="high" '
	+ 'allowScriptAccess="sameDomain" '
	+ 'type="application/x-shockwave-flash" '
	+ 'pluginspage="http://www.macromedia.com/go/getflashplayer" '
	
	// Optional color
	+ (color != null? 'bgcolor="' + color + '" ' : '')
	
	// Optional window mode
	+ (wmode != null? ('wmode="' + wmode + '" ') : '')
	
	// Optional base
	+ (base != null? 'base="' + base + '" ' : '')
	
	// Optional parameters
	+ (embedParams != null? ('FlashVars="' + embedParams + '" ') : '')
	
	+ '><\/embed>'
	+ '<\/object>';
	
	document.write(productInstallOETags);   // embed the Flash Product Installation SWF
}