var popper = null;
		var singleTic = 32;
		var dblTic = 52;
		function choice() {
			var e = document.getElementById("form1").value;
			if (e == "new")	{document.getElementById("form1").action = "index2.html";}
			else			{document.getElementById("form1").action = "index3.html";}
		}
		function memo() {
			if (popper && popper.open) {popper.close();}
			var dest="newsletter.html";
			popper = window.open(dest,"popMap","scrollbars=yes,toolbar=0,location=0,directories=0,status=0,menubar=0,resizable=0,copyhistory=0,width=550,height=500");
			return;
		}
		function checktix() {
			if (document.form1.fname.value=="")			{alert("Please enter YOUR FIRST NAME ...");document.form1.fname.focus();document.form1.fname.select();return false;}
			if (document.form1.lname.value=="")			{alert("Please enter YOUR LAST NAME ...");document.form1.lname.focus();document.form1.lname.select();return false;}
			if (document.form1.phone1.value.length < 3)	{alert("Please enter YOUR AREA CODE ...");document.form1.phone1.focus();document.form1.phone1.select();return false;}
			if (document.form1.phone2.value.length < 3)	{alert("Please enter YOUR FULL TELEPHONE NUMBER ...");document.form1.phone2.focus();document.form1.phone2.select();return false;}
			if (document.form1.phone3.value.length < 4)	{alert("Please enter YOUR FULL TELEPHONE NUMBER ...");document.form1.phone3.focus();document.form1.phone3.select();return false;}
			if (document.form1.email.value=="")			{alert("Please enter YOUR E-MAIL ADDRESS ...");document.form1.email.focus();document.form1.email.select();return false;}
			var e1 = document.getElementById("numtix1").value;
			var eSam = document.getElementById("numtixSam").value;
			var eDavid = document.getElementById("numtixDavid").value;
			var totaltix = (e1 + eSam + eDavid);
			if (totaltix < 1)	{alert("Please ORDER AT LEAST ONE TICKET ...");document.form1.numtix1.focus();return false;}
			var steak = 0;
			var fish = 0;
			var fruit = 0;
			var totMeals = 0;
			return recalc();
		}
		function luhnCheck() {
			var e = document.getElementById("ccnum");
			var val = e.value;
			var nondigits = new RegExp(/[^0-9]+/g);
			var number = val.replace(nondigits,'');
			var pos, digit, i, sub_total, sum = 0;
			var strlen = number.length;
			if(strlen < 13){return false;}
			for(i=0;i<strlen;i++){
				pos = strlen - i;
				digit = parseInt(number.substring(pos - 1, pos));
				if(i % 2 == 1) {
					sub_total = digit * 2;
					if(sub_total > 9) {
						sub_total = 1 + (sub_total - 10);
					}
				}
				else {sub_total = digit;}
				sum += sub_total;
			}
			if (sum > 0 && (sum % 10) == 0) {return true;}
			else {return false;}
		}
		function checkDate() {
			// set current month and year
			var right_now=new Date();
			var this_year=right_now.getYear()+1900;
			var this_month=right_now.getMonth();
			// get selected month and year
			var e = document.getElementById("xmonth");
			var selMonth = e.options[e.selectedIndex].value;
			selMonth = parseInt(selMonth,10);
			e = document.getElementById("xyear");
			var selYear = e.options[e.selectedIndex].value;
			// disallow past month/year
			if (selYear == this_year && selMonth < this_month) {return false;}
			return(true);
		}
		function preload() {
			document.form1.numtix.value = parseInt(tsfrTix);
			document.form1.numtixDiscount.value = parseInt(tsfrTix-1);
			return recalc();
		}
		function addMeal() {
			var meat = parseInt(document.getElementById("tixmeat").value);
			var fish = parseInt(document.getElementById("tixfish").value);
			var fruit = parseInt(document.getElementById("tixfruit").value);
			var totNum = parseInt(meat+fish+fruit);
			if (totNum == 0) {
				document.getElementById("numtix").value = 0;
				document.getElementById("numtixDiscount").value = 0;
			}
			else if (totNum > 1) {
				document.getElementById("numtix").value = 1;
				document.getElementById("numtixDiscount").value = parseInt(totNum-1);
			}
			else if (totNum > 0) {
				document.getElementById("numtix").value = 1;
				document.getElementById("numtixDiscount").value = 0;
			}
			return recalc();
		}
		function recalc() {
			if (document.getElementById("numtixDavid").value) {var totNum3 = document.getElementById("numtixDavid").value;}
			else {var totNum3 = 0;}
			if (totNum3>0) {var totcost3 = totNum3*singleTic;}
			else {var totcost3 = 0;}

			var totalCharge = parseInt(totcost3);
			document.form1.totCharge.value = totalCharge.toFixed(2);

			return;	
		}