/*-------------------------------------------*\
Common Functions for the site
\*-------------------------------------------*/


function popWindow(theURL,winName,features) {
  var newWin
  newWin = window.open(theURL,winName,features);
  newWin.focus();
}
function IsIE() {
	return (navigator.appName == "Microsoft Internet Explorer")
}

function cantUseLayers()  {
	return((document.layers)?1:0);
}
			
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];}
}
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 openPageInCorrectWindow(pagename){
		if (window.opener!=null && !window.opener.closed){
		//The window that opened the popup is still open, lets send that window to the page
			window.opener.location.href = pagename;
		}else{
		//Somehow the popup window is open on its own
		//we therefore need to open a new window for the page
			window.open(pagename,"mainWin");
		}
}

function forgotPass() {
	var username = "";
	var TEMPcurrsite
	if (document.frmLogin.username.value != "") {username = document.frmLogin.username.value;}
		
	TempCurrsiteValue = getSiteURL();
	if (TempCurrsiteValue == "www.airnewzealand.cn") {TempCurrsiteValue = "www.cn.airnz.com"}
		
	window.location.href = "https://registration.airnewzealand.com/spr/challenge_phrase/challenge_phrase.jsp?username=" + username + "&currsite=" + TempCurrsiteValue;
}

function initialiseOLSXMLHttp()
{
		
	var xmlhttp = false;
	try { xmlhttp = new ActiveXObject("Msxml2.XMLHTTP"); } 
	catch (e) 
	{
		try { xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); } 
		catch (E) { xmlhttp = false; }
	}
	if (!xmlhttp && typeof XMLHttpRequest != 'undefined') 
	{
		xmlhttp = new XMLHttpRequest();
	}
	return xmlhttp;
}

function checkOLS(surl)
{		
	var xmlhttp = initialiseOLSXMLHttp();	
	if (xmlhttp) 
	{	
		var url = surl;				
		xmlhttp.open("GET", url, false);
		xmlhttp.send(null);						
        	if(xmlhttp.status == 200)  
		{                    
		    var sStatus = new String();            
		    sStatus = xmlhttp.responseText                                
		    if(sStatus.indexOf('down') > 0)
		    {                    
document.LoginForm.action = "https://redirect.airnewzealand.com/redirectweb/servlet/FareDirector?finder_type=OLSLink";   
		    }
		}        	   
	}
	
}