// JavaScript Document
var subnav_switch;
var time_id;
function reset_tabs(){
    changeClass('itinerary_div','hide_class');
    changeClass('departure_div','hide_class');
    changeClass('details_div','hide_class');
    changeClass('itinerary_div_nav','itinerary_div_off');
    changeClass('departure_div_nav','departure_div_off');
    changeClass('details_div_nav','details_div_off');
}
function switch_tabs(x){
    reset_tabs();
    if (x==1){
        changeClass('itinerary_div','show_class');
        changeClass('itinerary_div_nav','itinerary_div_on');
    }
    if (x==2){
        changeClass('departure_div','show_class');
        changeClass('departure_div_nav','departure_div_on');
    }
    if (x==3){
        changeClass('details_div','show_class');
        changeClass('details_div_nav','details_div_on');
    }
}

function textCounter(field, countfield, maxlimit) {
if (field.value.length > maxlimit) // if too long...trim it!
field.value = field.value.substring(0, maxlimit);
// otherwise, update 'characters left' counter
else 
countfield.value = maxlimit - field.value.length;
}
function getWindowX(){
	var winW = 630, winH = 460;
	if (parseInt(navigator.appVersion)>3) {
	 if (navigator.appName=="Netscape") {
	  winW = window.innerWidth;
	  winH = window.innerHeight;
	 }
	 if (navigator.appName.indexOf("Microsoft")!=-1) {
	  winW = document.body.offsetWidth;
	  winH = document.body.offsetHeight;
	 }
	}	
	return winW;
}
function getWindowY(){
	var winW = 630, winH = 460;
	if (parseInt(navigator.appVersion)>3) {
	 if (navigator.appName=="Netscape") {
	  winW = window.innerWidth;
	  winH = window.innerHeight;
	 }
	 if (navigator.appName.indexOf("Microsoft")!=-1) {
	  winW = document.body.offsetWidth;
	  winH = document.body.offsetHeight;
	 }
	}	
	return winH;
}
function changeClass(Elem, myClass) {
	var elem;
	if(document.getElementById) {
		var elem = document.getElementById(Elem);
	} else if (document.all){
		var elem = document.all[Elem];
	}
	elem.className = myClass;
}
function timedHide(idofdiv)
{
	    var t=setTimeout("changeClass('" + idofdiv + "','hideClass')",2000);
		return (t);
}
function timedHideParent(idofdiv)
{
	    var t=setTimeout("changeClass('" + parent.document.getElementById(idofdiv) + "','hideClass')",2000);
		return (t);
}
function resetMsgSpan()
{
//	document.msgSpan.innerHTML='';
	changeClass('msgSpan','hideClass');	
}
var XMLHttpRequestObject = false;

XMLHttpRequestObject = GetXmlHttpObject();

//FUNCTION CALL TO UPDATE DIV OBJ ID
function getData(dataSource, divID) {
//alert (dataSource);
	if(XMLHttpRequestObject) {
		var obj = document.getElementById(divID);
		XMLHttpRequestObject.open("GET", dataSource);
	
		XMLHttpRequestObject.onreadystatechange = function() {
			if (XMLHttpRequestObject.readyState == 4 && XMLHttpRequestObject.status == 200) {
				obj.innerHTML = XMLHttpRequestObject.responseText;
			}//if
		Drag.init(document.getElementById("handle"), document.getElementById("formDiv"), 10, getWindowY()-10, 10, getWindowY()-10);	
		}//fn
		XMLHttpRequestObject.send(null);
	}//if
}//fn

//FUNCTION TO CREATE XMLHTTP OBJECT
function GetXmlHttpObject() {
var XMLHttpRequestObject=null;

try {
	// Firefox, Opera 8.0+, Safari
	XMLHttpRequestObject=new XMLHttpRequest();
	}//try
catch(e) {
  	// Internet Explorer
	try {
	    XMLHttpRequestObject=new ActiveXObject("Msxml2.XMLHTTP");
		}//try
	
	catch (e) {
		try {
			XMLHttpRequestObject=new ActiveXObject("Microsoft.XMLHTTP");
			}//try
		
		catch (e) {
			alert("Your browser does not support AJAX!");
        	return false;
        	}//catch
		}//catch
	}//catch

return XMLHttpRequestObject;
}//fn
	function MM_preloadImages() { //v3.0
	var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
	var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
	if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
	}
	
	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 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];}
	}