<!--
function setChildPTC(numChildren) {
	if(numChildren==0){
		for(j=0;j<6;j++){
			eval("document.forms['airForm'].childPTC["+j+"].value=''");
		}
 	}else{
		for(j=1;j<=numChildren;j++){
			var ptc=j-1;
		 	eval("document.forms['airForm'].childPTC["+ptc+"].value=5");
	 	}
	}
}

function amadChange(inM,inD,outM,outD){
	if(!isBrowserSupp()){
		return;
	}
	var res=adjustDate(inM.options.selectedIndex,inD);
	if(res!=0){
	   outD.options.selectedIndex=0;
	   if(outM.options.selectedIndex==11){
			outM.options.selectedIndex=0;
	   }else{
			outM.options.selectedIndex=inM.options.selectedIndex+1;
			outD.options.selectedIndex=1;
	   }
	}else{
		outM.options.selectedIndex=inM.options.selectedIndex;
		if(outD.options.selectedIndex<=inD.options.selectedIndex){
			outD.options.selectedIndex=inD.options.selectedIndex+2;
		}
	}
	return;
}

function isBrowserSupp() {
	// Get the version of the browser
	version =  parseFloat( navigator.appVersion );
	if((version>=2.0)&&(version<2.1)&&(navigator.appName.indexOf("Netscape")!=-1)){
		return false;
	}else{
		return true;
	}
	return true;
}

function adjustDate(mthIdx,Dt){
	var value=0;
	var today=new Date();
	var theYear=parseInt(today.getYear(),10);
	if(mthIdx<today.getMonth()){
		theYear=(parseInt(today.getYear(),10)+1);
	}
	if(theYear<100){
		theYear="19"+theYear;
	}else{
		if((theYear-100)<10){
			theYear="0"+(theYear-100);
		}else{
			theYear=(theYear-100)+"";
		}
		theYear="20"+theYear;
	}
	var numDays=getDaysInMonth(mthIdx,theYear);
	if(mthIdx==1){
		if(Dt.options.selectedIndex+1<numDays){
			return 0;
		}else{
			Dt.options.selectedIndex=numDays-1;
			//check for leap year
			if(numDays==29){
				return 99;
			}else{
				return 1;
			}
		}
	}
	if(Dt.options.selectedIndex+1<numDays){
		value=0;
	}else{
		if(Dt.options.selectedIndex+1>numDays){
			Dt.options.selectedIndex--;
			value=3;
		}else{
			//index is 31 or 30
			value=2;
		}
	}
	return value;
}

function getDaysInMonth(mthIdx,YrStr){
	// all the rest have 31
	var maxDays=31
	// expect Feb. (of course)
	if(mthIdx==1){
		if(isLeapYear(YrStr)){
			maxDays=29;
		}else{
			maxDays=28;
		}
	}
	// thirty days hath...
	if(mthIdx==3||mthIdx==5||mthIdx==8||mthIdx==10){
		maxDays=30;
	}
	return maxDays;
}

function isLeapYear(yrStr){
	var leapYear=false;
	var year=parseInt(yrStr,10);
	// every fourth year is a leap year
	if(year%4==0){
		leapYear=true;
		// unless it's a multiple of 100
		if(year%100==0){
			leapYear=false;
			// unless it's a multiple of 400
			if(year%400==0){
				leapYear=true;
			}
		}
	}
	return leapYear;
}

function validateDepWindow(formName){
	if(document.forms[formName].tempDepTime[document.forms[formName].tempDepTime.selectedIndex].value==('M')){
		window.document.forms[formName].tripWindow.value='5';
		window.document.forms[formName].departureTime.value='7AM';
	}else if(document.forms[formName].tempDepTime[document.forms[formName].tempDepTime.selectedIndex].value==('A')){
		window.document.forms[formName].tripWindow.value='5';
		window.document.forms[formName].departureTime.value='3PM';
	}else if(document.forms[formName].tempDepTime[document.forms[formName].tempDepTime.selectedIndex].value==('E')){
		window.document.forms[formName].tripWindow.value='5';
		window.document.forms[formName].departureTime.value='8PM';
	}else if(document.forms[formName].tempDepTime[document.forms[formName].tempDepTime.selectedIndex].value==('ANT')){
		window.document.forms[formName].tripWindow.value='9';
		window.document.forms[formName].departureTime.value='12PM';
	}else{
		window.document.forms[formName].tripWindow.value='5';
		window.document.forms[formName].departureTime.value=document.forms[formName].tempDepTime.value;
	}
}

function dmddChange(outM,outD){
	if(!isBrowserSupp()){
		return;
	}
	adjustDate(outM.options.selectedIndex,outD);
	return;
}

function validateRetWindow(formName){
	if(document.forms[formName].tempRetTime[document.forms[formName].tempRetTime.selectedIndex].value==('M')){
		window.document.forms[formName].returnTime.value='7AM';
	}else if(document.forms[formName].tempRetTime[document.forms[formName].tempRetTime.selectedIndex].value==('A')){
		window.document.forms[formName].returnTime.value='3PM';
	}else if(document.forms[formName].tempRetTime[document.forms[formName].tempRetTime.selectedIndex].value==('E')){
		window.document.forms[formName].returnTime.value='8PM';
	}else if(document.forms[formName].tempRetTime[document.forms[formName].tempRetTime.selectedIndex].value==('ANT')){
		window.document.forms[formName].returnTime.value='12PM';
	}else{
		window.document.forms[formName].returnTime.value=window.document.forms[formName].tempRetTime.value;
	}
}

function OpenWindow(file,name,width,height){
	OpenWindow(file,name,width,height,false);
}

function OpenWindow(file,name,width,height,showLeftTopScrollbar){
	var attr="";
	if(showLeftTopScrollbar){
		attr+="top=50,left=50,scrollbars=1,";
	}
	attr+="width="+width+",height="+height+",resizeable=1";
	window.open(file,name,attr);
}

function groups(form) {
    if(form.numberOfRooms.selectedIndex==8){
        window.location="http://travel.ian.com/index.jsp?pageName=groups&cid=269918";
        return false;
    }
    return submitGuestInfoForm(form);
}

function setNumRooms(x){
	numRooms=x;
	for(i=0;i<x;i++){
		if(adultsPerRoom[i]==null){
			adultsPerRoom[i]=2;
		}
		if(childrenPerRoom[i]==null){
			childrenPerRoom[i]=0;
		}
	}
	refresh();
}

function setNumAdults(room,numAdults){
	adultsPerRoom[room]=numAdults;
}

function setNumChildren(room,numChildren){
	childrenPerRoom[room]=numChildren;
	refresh();
}


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