// for backward compatibility only can use the $secure.rt.url macro directly where needed
function getSecureProtocol()
{
	var secureRT = context.get("secure.rt.url");
	var idx = secureRT.indexOf("/servlet/hotspace.");
	return secureRT.substring(0,idx);
}
function browserTest() {
	var isMicrosoft = (navigator.appName.indexOf("Microsoft") != -1);
	var isNetscape = (navigator.appName.indexOf("Netscape") != -1);
	var isMacintosh = (navigator.appVersion.indexOf("Macintosh") != -1);

	var versionNo = parseFloat(navigator.appVersion);
	var message = "";

	if (isMacintosh)
	{
	confirm(context.get("js_alert.mac.not.supported"));
	return false;
	}

	if (isMicrosoft && versionNo >= 4) {
		return true;
	} else if (isNetscape) {
		if (versionNo >= 4.5) {
			return true;
		} else {
			if (confirm(context.get("js_alert.nn405.msg")))
				top.location = "http://www.netscape.com/computing/download";
		}
	} else if (confirm(context.get("js_alert.unknown.browser")))
		top.location = "http://www.microsoft.com/windows/ie/download/default.asp";
	return false;
}

function browserTestUCM() {
	var isMicrosoft = (navigator.appName.indexOf("Microsoft") != -1);
	var isNetscape = (navigator.appName.indexOf("Netscape") != -1);
	var isMacintosh = (navigator.appVersion.indexOf("Macintosh") != -1);

	var versionNo = navigator.appVersion;
	var index = versionNo.indexOf( "MSIE" );
	if ( index != -1 )
		versionNo = versionNo.substring( index+"MSIE".length, versionNo.length );
	versionNo = parseFloat(versionNo);

	var message = "";

	if (isMacintosh)
	{
		confirm(context.get("js_alert.mac.not.supported"));
		return false;
	}

	if (isMicrosoft)  {
		var actualVersionIndex = navigator.appVersion.indexOf("MSIE");
		versionNo = parseFloat(navigator.appVersion.substring(actualVersionIndex+5));
		//alert(versionNo);
	}

	if (isMicrosoft && versionNo >= 5) {
		return true;
	} else if (confirm(context.get("js_alert.unknown.browser")))
		top.location = "http://www.microsoft.com/windows/ie/download/default.asp";
	return false;
}

// this is called by the co-branded websites to get the Member Registration form
function register(sponsorId, locale)
{
	if (browserTest()) {
		ret = "/edit/rt?c=hotspace.rt.handler.MemberSubscription&m=gethtml&sponsor_id="
			+ sponsorId
			+ (locale ? "&locale="+locale : "")
			+ "&_hs_style_=Corporate&homesite="
			+ location.host;
	}
	return ret;
}

function registerUCM(sponsorId, locale)
{
	if (browserTestUCM()) {
		ret = "/edit/rt?c=hotspace.ucm.registration.MemberRegistration&m=gethtml&sponsor_id="
			+ sponsorId
			+ (locale ? "&locale="+locale : "")
			+ "&_hs_style_=Corporate&homesite="
			+ location.host;
	}
	return ret;
}

// this is called after a trial to get the Member Registration form
function registerAfterTrial() {
	if (browserTest()) {
		ret = "/edit/rt?c=hotspace.rt.handler.MemberSubscription&m=gethtml&isReRego=true";
	}
	return ret;
}

function login(loginform)
{
	if (browserTest())
	{
		loginform.method = "POST";
		loginform.action = context.get("secure.rt.url");
		loginform.target = "_top";
		if (loginform.exit_url)
			loginform.exit_url.value = top.location.href;
		loginform.submit();
	}
}

// this is called by the registration form component to submit the first part of the rego process
function registerPart1(regoform)
{
	if (browserTest())
	{
		regoform.method = "POST";
		regoform.action = getSecureProtocol() + "/edit/rt";
		if (regoform.exit_url)
			regoform.exit_url.value = top.location.href;
		regoform.submit();
	}
}
function ucmRegisterPart1(regoform)
{
	if (browserTest())
	{
		regoform.method = "POST";
		regoform.action = "http://"+context.get("host")+"/edit/rt";
		if (regoform.exit_url)
			regoform.exit_url.value = top.location.href;
		regoform.submit();
	}
}

// this is called by the sponsor registration form component to submit the sponsor rego process
function registerSponsor(regoform)
{
	if (browserTest())
	{
		regoform.method = "POST";
		regoform.action = getSecureProtocol() + "/edit/rt";
		regoform.submit();
	}
}
var dbug=false

function startDemo()
{
	if (browserTest()) {
		var pos;
		if (document.all)
			pos = "left=5,top=5,width="+(screen.availWidth-23)+",height="+(screen.availHeight-60);
		else
			pos = "screenX=1,screenY=1,outerWidth="+(screen.availWidth-2)+",outerHeight="+(screen.availHeight-2);
		var url = '/edit/rt?c=hotspace.rt.handler.demo.Registration&m=register' + '&definer.homesite="/"&sponsor_id=1&email=';//&email='+escape(document.HSFORM.email.value);
		var attr = pos + ',alwaysRaised=yes,scrollbars=yes'
				 + ',menubar=no,toolbar=no,screenX=200,screenY=50,resizable=yes,status=yes'
		var newWindow = window.open(url,'newin', dbug ? '' : attr)
		newWindow.focus();
	}
}

//Look for a version of Internet Explorer that supports ActiveX
//or a browser that supports the plugin property of the navigator object and that has Flash Player 2.0 or later installed.
//need to create a VBScript function that for IE that creates an object to check if it exists
var startTagFix = '</';
if ( navigator.appName.indexOf("Microsoft") != -1 )
{
	document.writeln('<script language="VBscript">');
	document.writeln('Function haveActiveXComponent(componentName)');
	document.writeln('  on error resume next');
	document.writeln('  haveActiveXComponent = False');
	document.writeln('  If ScriptEngineMajorVersion >= 2 then');
	document.writeln('     haveActiveXComponent = IsObject(CreateObject(componentName))');
	document.writeln('     If (err) then');
	document.writeln('        haveActiveXComponent = False');
	document.writeln('     End If');
	document.writeln('   Else');
	document.writeln('     haveActiveXComponent = False');
	document.writeln('   End If');
	document.writeln('End Function');
	document.writeln(startTagFix+'script>');
}

function haveFlash()
{
	var isMicrosoft = (navigator.appName.indexOf("Microsoft") != -1);
	var isMacintosh = (navigator.appVersion.indexOf("Mac") != -1);
	var versionNo = parseFloat(navigator.appVersion);
	var haveFlash = false;

	if ( isMicrosoft )
	{
		if ( !isMacintosh && versionNo > 3.1 )
		{
			if ( navigator.appVersion.indexOf( "MSIE 5." ) != -1 )
			{
				// assumed to have flash if IE 5
				haveFlash = true;
			}
			else
			{
				haveFlash = haveActiveXComponent("ShockwaveFlash.ShockwaveFlash");
			}
		}
	}
	else
	{
		if ( navigator.plugins )
		{
			if ( navigator.plugins["Shockwave Flash"] || navigator.plugins["Shockwave Flash 2.0"] )
			{
				haveFlash = true;
			}
		}
	}

	return haveFlash;
}

var NS4=(document.layers)?1:0;
var IE4=(document.all)?1:0;
function wl(){return NS4?(window.pageXOffset):(document.body.scrollLeft)};
function wc(){return wl()+ww()/2};
function ww(){return NS4?window.innerWidth-4:document.body.clientWidth-4};
function wh(){return NS4?window.innerHeight-4:document.body.clientHeight-4};

function popFlashWindow (URL, xsize,ysize, scr)
{
	var left = Math.round(wc()-(xsize/2));
	var top = Math.round((wh()-ysize)/2);
	if( arguments.length > 3 )
		addscr = scr;
	else
		addscr = 'auto';

	var attr = 'height='+ysize+',width='+xsize+',scrollbars='
			 + addscr + ',resizable=yes,screenX='+left+',screenY='+top+',left='+left+',top='+top
	var newWindow = window.open(URL,'FlashPopup', dbug ? '' : attr)
	newWindow.focus();
}

function popNamedWindow (URL, name, xsize,ysize, scr, extraChrome)
{
	var left = Math.round(wc()-(xsize/2));
	var top = Math.round((wh()-ysize)/2);
	if( arguments.length > 4 )
		addscr = scr;
	else
		addscr = 'yes';

	var attr = 'height='+ysize+',width='+xsize+',scrollbars='
			 + addscr + ',resizable=yes,screenX='+left+',screenY='+top+',left='+left+',top='+top
	if( arguments.length > 5 )
		attr = attr + ',' + extraChrome;
	var newWindow = window.open(URL,name, dbug ? '' : attr)
	newWindow.focus();
}

function flashLink(flashURL, NoFlashURL, xsize,ysize, scr)
{
	if(haveFlash())
		popNamedWindow(flashURL, 'FlashPopup', xsize,ysize);
	else
		location = NoFlashURL;
}

function emailCheck (emailStr) {
	var word="[a-zA-Z0-9]+(\\-+[a-zA-Z0-9]+)*";
	var tld="[a-zA-Z]{2,}";
	var domainName=word+"(\\."+word+")*\\."+tld;
	var userName=word+"(\\."+word+")*";
	var quotedUserName="\"[^\"]+\"";
	var ipAddress="\\[(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})\\]";
	var user="("+userName+"|"+quotedUserName+")";
	var host="("+domainName+"|"+ipAddress+")";
	var emailAddress=user+"@"+host;
	if (!trim(emailStr).match(new RegExp("^"+emailAddress+"$")))
	{
		alert("Invalid email address");
		return false;
	}
	return true;
}

// Provide function for trimming spaces off strings.
function ltrim ( s )
{
	return s.replace( /^\s*/, "" )
}

function rtrim ( s )
{
	return s.replace( /\s*$/, "" );
}

function trim ( s )
{
	return rtrim(ltrim(s));
}