//------------------------------------------------------------------------------------------------------------//
// 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;

//------------------------------------------------------------------------------------------------------------//
// Window Scripts
//------------------------------------------------------------------------------------------------------------//

var IDRE_win = '';

function openIDRE()
{
	IDRE_win = window.open('idre.html', 'IDRE_win', 'channelmode=yes,type=fullWindow,scrollbars=yes');
	if (window.focus && IDRE_win) IDRE_win.focus();
}

function maximize()
{
	var windowW, windowH;
	if (window.screen.availWidth)
	{
		windowW = window.screen.availWidth;
		windowH = window.screen.availHeight;
	}
	else if (window.screen.width)
	{
		windowW = window.screen.width;
		windowH = window.screen.height;
	}
	else 
	{
		windowW = 955;
		windowH = 600 + 140;
	}
	
	window.resizeTo(windowW, windowH);
	window.moveTo(0, 0);
}

function embedIDRE(paramStr)
{
	//parse_Querystring();
	var src = 'idre.swf';
	embedStr = '<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=8,0,0,0" width="100%" height="100%" id="walkthrough" align="left" alt="Pearson Walkthrough">' +
			   '	<param name="allowScriptAccess" value="sameDomain" />' +
			   '	<param name="movie" value="' + src + '" />' +
			   '	<param name="quality" value="high" />' +
			   '	<param name="salign" value="lt" />' +
			   '	<param name="bgcolor" value="#ffffff" />' +
			   '	<embed src="' + src + '" quality="high" salign="lt" bgcolor="#ffffff" width="100%" height="100%" name="walkthrough" align="left" allowScriptAccess="sameDomain" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />' +
			   '</object>';
	document.write(embedStr);
}

function parse_Querystring() 
{
	// get the query string, ignore the ? at the front.
	var querystring = location.search.substring(1,location.search.length);
	// parse out name/value pairs separated via &
	var args = querystring.split('&');
	// split out each name = value pair
	for (var i = 0; i < args.length; i++) 
	{
		var pair = args[i].split('=');
		// Fix broken unescaping
		temp = unescape(pair[0]).split('+');
		name = temp.join(' ');
		temp = unescape(pair[1]).split('+');
		value = temp.join(' ');
		this[name] = value;
	}
	this.get = Querystring_get;
}

function Querystring_get(strKey,strDefault) 
{
	var value = this[strKey];
	if (value == null) 
	{
		value = strDefault;
	}
	return value;
}

//------------------------------------------------------------------------------------------------------------//
// Detection functions
//------------------------------------------------------------------------------------------------------------//

// Globals
// Major version of Flash required
var requiredMajorVersion = 8;
// Minor version of Flash required
var requiredMinorVersion = 0;
// Revision of Flash required
var requiredRevision = 0;

// JavaScript helper required to detect Flash Player PlugIn version information
function JSGetSwfVer(i){
	// 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];
			if ( descArray[3] != "" ) {
				tempArrayMinor = descArray[3].split("r");
			} else {
				tempArrayMinor = descArray[4].split("r");
			}
      		var versionRevision = tempArrayMinor[1] > 0 ? tempArrayMinor[1] : 0;
            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;
	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(".");
			}
			var versionMajor      = versionArray[0];
			var versionMinor      = versionArray[1];
			var versionRevision   = versionArray[2];
			var versionString     = versionMajor + "." + versionRevision;   // 7.0r24 == 7.24
			var versionNum        = parseFloat(versionString);
        	// is the major.revision >= requested major.revision AND the minor version >= requested minor
			if (versionMajor > reqMajorVer) {
				return true;
			} else if (versionMajor == reqMajorVer) {
				if (versionMinor > reqMinorVer)
					return true;
				else if (versionMinor == reqMinorVer) {
					if (versionRevision >= reqRevision)
						return true;
				}
			}
			return false;
		}
	}
}