// JavaScript Document
//傳入參數
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;

function ControlVersion()
{
	var version;
	var axo;
	var e;

	// NOTE : new ActiveXObject(strFoo) throws an exception if strFoo isn't in the registry

	try {
		// version will be set for 7.X or greater players
		axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.7");
		version = axo.GetVariable("$version");
	} catch (e) {
	}

	if (!version)
	{
		try {
			// version will be set for 6.X players only
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.6");
			
			// installed player is some revision of 6.0
			// GetVariable("$version") crashes for versions 6.0.22 through 6.0.29,
			// so we have to be careful. 
			
			// default to the first public version
			version = "WIN 6,0,21,0";

			// throws if AllowScripAccess does not exist (introduced in 6.0r47)		
			axo.AllowScriptAccess = "always";

			// safe to call for 6.0r47 or greater
			version = axo.GetVariable("$version");

		} catch (e) {
		}
	}

	if (!version)
	{
		try {
			// version will be set for 4.X or 5.X player
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.3");
			version = axo.GetVariable("$version");
		} catch (e) {
		}
	}

	if (!version)
	{
		try {
			// version will be set for 3.X player
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.3");
			version = "WIN 3,0,18,0";
		} catch (e) {
		}
	}

	if (!version)
	{
		try {
			// version will be set for 2.X player
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash");
			version = "WIN 2,0,0,11";
		} catch (e) {
			version = -1;
		}
	}
	
	return version;
}

// JavaScript helper required to detect Flash Player PlugIn version information
function GetSwfVer(){
	// NS/Opera version >= 3 check for Flash plugin in plugin array
	var flashVer = -1;
	
	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;
			var descArray = flashDescription.split(" ");
			var tempArrayMajor = descArray[2].split(".");			
			var versionMajor = tempArrayMajor[0];
			var versionMinor = tempArrayMajor[1];
			var versionRevision = descArray[3];
			if (versionRevision == "") {
				versionRevision = descArray[4];
			}
			if (versionRevision[0] == "d") {
				versionRevision = versionRevision.substring(1);
			} else if (versionRevision[0] == "r") {
				versionRevision = versionRevision.substring(1);
				if (versionRevision.indexOf("d") > 0) {
					versionRevision = versionRevision.substring(0, versionRevision.indexOf("d"));
				}
			}
			var flashVer = versionMajor + "." + versionMinor + "." + versionRevision;
		}
	}
	// 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;
	else if ( isIE && isWin && !isOpera ) {
		flashVer = ControlVersion();
	}	
	return flashVer;
}

// When called with reqMajorVer, reqMinorVer, reqRevision returns true if that version or greater is available
function DetectFlashVer(reqMajorVer, reqMinorVer, reqRevision)
{
	versionStr = GetSwfVer();
	if (versionStr == -1 ) {
		return false;
	} else if (versionStr != 0) {
		if(isIE && isWin && !isOpera) {
			// Given "WIN 2,0,0,11"
			tempArray         = versionStr.split(" "); 	// ["WIN", "2,0,0,11"]
			tempString        = tempArray[1];			// "2,0,0,11"
			versionArray      = tempString.split(",");	// ['2', '0', '0', '11']
		} else {
			versionArray      = versionStr.split(".");
		}
		var versionMajor      = versionArray[0];
		var versionMinor      = versionArray[1];
		var versionRevision   = versionArray[2];

        	// is the major.revision >= requested major.revision AND the minor version >= requested minor
		if (versionMajor > parseFloat(reqMajorVer)) {
			return true;
		} else if (versionMajor == parseFloat(reqMajorVer)) {
			if (versionMinor > parseFloat(reqMinorVer))
				return true;
			else if (versionMinor == parseFloat(reqMinorVer)) {
				if (versionRevision >= parseFloat(reqRevision))
					return true;
			}
		}
		return false;
	}
}
//pass variable into flash
function doPassVar(msg1,msg2){
	var msg1 = msg1; 
	var msg2 = msg2;  
	window.document.myFlash.SetVariable("myDejavu", msg1);
	window.document.myFlash.SetVariable("myNum", msg2);  
}
// write object/embed tag
function writeFlash7(file, w, h, color) {
	var params = window.location.search.substr(1);// extract GET string without '?'
	var flashStr = "";
	flashStr += '<object id="flashMovie" width="' + w + '" height="' + h + '"  ';
	flashStr += 'classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"  ';
	flashStr += 'codebase="https://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,0,0">  ';
	flashStr += '<param name="allowScriptAccess" value="always"> ';
	flashStr += '<param name="movie" value="' + file + '">  ';
	flashStr += '<param name="flashvars" value="' + params + '">  ';
	flashStr += '<param name="quality" value="high">  ';
	flashStr += '<param name="menu" value="false">  ';
	flashStr += '<param name="scale" value="noscale">  ';
	flashStr += '<param name="bgcolor" value="' + color + '">  ';
	flashStr += '<param name="wmode" value="opaque">';
	flashStr += '<embed src="' + file + '"  ';
	flashStr += '  swLiveConnect=true ';
	flashStr += '  flashvars="' + params + '"  ';
	flashStr += '  name="flashMovie"  ';
	flashStr += '  quality="high"  ';
	flashStr += '  allowScriptAccess="always" ';
	flashStr += '  menu="false"  ';
	flashStr += '  type="application/x-shockwave-flash"  ';
	flashStr += '  width="' + w + '"  ';
	flashStr += '  height="' + h + '"  ';
	flashStr += '  bgcolor="' + color + '"  ';
	flashStr += '  align="middle"  ';
	flashStr += '  scale="noscale"  ';	
	flashStr += '  pluginspage="https://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash">  ';
	flashStr += '</embed>  ';
	flashStr += '</object>';
	document.write(flashStr);
}
function writeFlash8(file, w, h, color) {
	var params = window.location.search.substr(1);// extract GET string without '?'
	var flashStr = "";
	flashStr += '<object id="flashMovie" width="' + w + '" height="' + h + '"  ';
	flashStr += 'classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"  ';
	flashStr += 'codebase="https://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=8,0,0,0">  ';
	flashStr += '<param name="allowScriptAccess" value="always"> ';
	flashStr += '<param name="movie" value="' + file + '">  ';
	flashStr += '<param name="flashvars" value="' + params + '">  ';
	flashStr += '<param name="quality" value="high">  ';
	flashStr += '<param name="menu" value="false">  ';
	flashStr += '<param name="scale" value="noscale">  ';
	flashStr += '<param name="bgcolor" value="' + color + '">  ';
	flashStr += '<param name="wmode" value="opaque">';
	flashStr += '<embed src="' + file + '"  ';
	flashStr += '  swLiveConnect=true ';
	flashStr += '  flashvars="' + params + '"  ';
	flashStr += '  name="flashMovie"  ';
	flashStr += '  quality="high"  ';
	flashStr += '  allowScriptAccess="always" ';
	flashStr += '  menu="false"  ';
	flashStr += '  type="application/x-shockwave-flash"  ';
	flashStr += '  width="' + w + '"  ';
	flashStr += '  height="' + h + '"  ';
	flashStr += '  bgcolor="' + color + '"  ';
	flashStr += '  align="middle"  ';
	flashStr += '  scale="noscale"  ';	
	flashStr += '  pluginspage="https://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash">  ';
	flashStr += '</embed>  ';
	flashStr += '</object>';
	document.write(flashStr);
}
// write object/embed tag to include standard flash check
function writeFlashCheck(file, color, ver, majRev, minRev, flashContentURL, p, altContentURL) {
	var params = "flashContentURL="+flashContentURL;
	//window.alert(p);
	if (p) params += encodeURIComponent(p);//encode ? and & to pass url parameters inside a parameter value
	params += "&altContentURL=" + altContentURL+encodeURIComponent(p);
	//alert(params);
	params += "&contentVersion=" + ver.toString();
	params += "&contentMajorRevision=" + majRev.toString();
	params += "&contentMinorRevision=" + minRev.toString();
	params += "&allowFlashAutoInstall=false";
	//alert(params);
	var flashStr = "";
	flashStr += '<object id="flashMovie" width="80" height="80"  ';
	flashStr += 'classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"  ';
	flashStr += 'codebase="https://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=4,0,0,0">  ';
	flashStr += '<param name="movie" value="' + file + '">  ';
	flashStr += '<param name="flashvars" value="' + params + '">  ';
	flashStr += '<param name="quality" value="low">  ';
	flashStr += '<param name="menu" value="false">  ';
	flashStr += '<param name="bgcolor" value="' + color + '">  ';
	flashStr += '<embed src="' + file + '"  ';
	flashStr += '  flashvars="' + params + '"  ';
	flashStr += '  name="flashMovie"  ';
	flashStr += '  quality="low"  ';
	flashStr += '  allowScriptAccess="sameDomain" ';
	flashStr += '  menu="false"  ';
	flashStr += '  type="application/x-shockwave-flash" ';
	flashStr += '  width="80"  ';
	flashStr += '  height="80"  ';
	flashStr += '  bgcolor="' + color + '"  ';	
	flashStr += '  pluginspage="https://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash">  ';
	flashStr += '</embed>  ';
	flashStr += '</object>';
	document.write(flashStr);
}
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