function checkFee(){
	if(!IsInt(document.frmREG.Fee.value,true)){
		alert('The fee must be a number.');
		document.frmREG.Fee.value = '';
		document.frmREG.VAT.value = '';
		document.frmREG.TotalFee.value = '';
	}
	else{
			
				document.frmREG.VAT.value = (Math.round(document.frmREG.Fee.value.replace(',','')*document.frmREG.mytax.value));
			
		document.frmREG.VAT.value = document.frmREG.VAT.value.substring(0,document.frmREG.VAT.value.length-2) + '.' + document.frmREG.VAT.value.substring(document.frmREG.VAT.value.length-2,document.frmREG.VAT.value.length);
		if(document.frmREG.VAT.value.length>6){
			document.frmREG.VAT.value = document.frmREG.VAT.value.substring(0,document.frmREG.VAT.value.length-6) + ',' + document.frmREG.VAT.value.substring(document.frmREG.VAT.value.length-6,document.frmREG.VAT.value.length)};
	
		document.frmREG.TotalFee.value = (Math.round((document.frmREG.Fee.value.replace(',','')*100)+(document.frmREG.VAT.value.replace(',','')*100)));
		document.frmREG.TotalFee.value = document.frmREG.TotalFee.value.substring(0,document.frmREG.TotalFee.value.length-2) + '.' + document.frmREG.TotalFee.value.substring(document.frmREG.TotalFee.value.length-2,document.frmREG.TotalFee.value.length);
		if(document.frmREG.TotalFee.value.length>6){
			document.frmREG.TotalFee.value = document.frmREG.TotalFee.value.substring(0,document.frmREG.TotalFee.value.length-6) + ',' + document.frmREG.TotalFee.value.substring(document.frmREG.TotalFee.value.length-6,document.frmREG.TotalFee.value.length)};
	}
}
function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}
function IsInt(checkStr,bReal) {
	var checkOK = "0123456789,";
	var allValid = true;
	var allNum = "";

	if (bReal){ checkOK = checkOK + '.';}

	for (i = 0;  i < checkStr.length;  i++)
	{
	  ch = checkStr.charAt(i);
	  for (j = 0;  j < checkOK.length;  j++)
		if (ch == checkOK.charAt(j))
		  break;
		if (j == checkOK.length)
		{
		  allValid = false;
		  break;
		}
		if (ch != ",")
		  allNum += ch;
	}

	if (!allValid)
	{
		return false;
	}
	else return true;
}
function updateFee(){
	
	var theFee;
	
	// automatically populate gross fee for  
	// package type
	switch (document.frmREG.NoM.value)
	{
		
		case "Category Lead Sponsor#LDCAT SPONSOR":
				theFee = "34,950.00";
			break;
			
		case "Silver#SILVER":
				theFee = "16,950.00";
			break;
		
		case "Gold#GOLD":
				theFee = "23,950.00";
			break;
		
		case "Platinum#Platinum":
				theFee = "26,950.00";
			break;
		
		case "Focus Day Lunch Sponsor#FOCUS LUNCH":
				theFee = "10,950.00";
			break;
			
		case "Lead Sponsor#LD SPONSOR":
				theFee = "39,950";
			break;
			
			case "Summit Lead Sponsor#SummLD SPONSOR":
				theFee = "39,950";
			break;
		
		case "Drinks Reception Sponsor#LUNCH SPNS":
				theFee = "10,000";
			break;
					
		case "Delegate Lounge Sponsor#SPONSORSHIP":
				theFee = "7,500";
			break;
		
		case "Delegate Bag Sponsor#BRFCASE SPNS":
				theFee = "5,000";
			break;
		
		case "Catalogue Sponsor#CAT SPNS":
				theFee = "5,000";
			break;
		case "Web catalogue and show guide sponsor#WEB":
				theFee = "5,000";
			break;
		
		case "Online Package#ONLINE":
				theFee = "9,500";
			break;
		
		case "Exhibitor Package#EXHIBITOR":
				theFee = "8,950";
			break;
								
		case "Workshop Package#WORKSHOP":
				theFee = "14,950";
			break;
			
		case "On-site Networking Package#DELG":
				theFee = "500";
			break;
		case "Focus Day Sponsor#FOCUS":
				theFee = "26,950";
			break;
					
								
		default:
			theFee = "0.00";
			break;
	}
	
	// update fee box
	document.frmREG.Fee.value = theFee;
	
	// ensure tax and total is calculated
	document.frmREG.Fee.value = theFee;
	
	
	if (document.frmREG.NoM.value=="Online Package#ONLINE")
	{
	document.frmREG.VAT.value =0;	
	document.frmREG.TotalFee.value=document.frmREG.Fee.value;
	}
	else
	{
	checkFee();
	}
}

function updateDelFee(delNo){
	
	var theFee;
	var theExtra;
//	var theBird;
	
	// automatically populate gross fee for delegate 
	// package type
	switch (document.frmREG.Package.value)
	{
		
		case "Gold Delegate Package#DELG":
				theFee = 2095;
			break;
			
		case "Silver Delegate Package#DELG":
				theFee = 1895;
			break;	
				

		case "Supplier Delegate Package#DELG":
				theFee = "2995.00";
			break;	
			
				case "Industry Delegate Package#DELG":
				theFee = "1695.00";
			break;
			
			case "Delegate package + OpEx masterclass#DELG":
				theFee = "1695.00";
			break;
			case "Delegate package + COG reduction masterclass#DELG":
				theFee = "1695.00";
			break;
		case "Industry Delegate Package + any 1 workshop":
				theFee = "2195.00";
			break;	
		
		
		default:
			theFee = "0.00";
			break;
	}	// add extra for Virtual Conference booking
	if (document.frmREG.ondemand.checked)
	{ theVC = parseFloat("395"); }
		
	else
	{ theVC = parseFloat("0"); }
	
	// theFee = parseFloat(theFee) + theVC;	
	
	
//	if (document.frmREG.bird.checked)
//	{ theBird = 200; }
//		
//	else
//	{ theBird = 0; }
	

	// update fee box
	document.frmREG.Fee.value = ((theFee) * delNo) + theVC;
	
	
	// ensure tax and total is calculated
	checkFee();
}