// JavaScript Document


function ClearInput(form) {
form.attendance.value="";
form.banquet60.value="";
form.banquet72.value="";
form.reception.value="";
form.chairs60.value="";
form.chairs8.value="";
form.tables60.value="";
form.tables8.value="";
form.tentsize20round.value="";
form.tentsize30round.value="";
form.tentsize40round.value="";
form.tentsize60round.value="";
form.tentsize20rect.value="";
form.tentsize30rect.value="";
form.tentsize40rect.value="";
form.tentsize60rect.value="";
form.tentsize20stand.value="";
form.tentsize30stand.value="";
form.tentsize40stand.value="";
form.tentsize60stand.value="";
return true;
}
function help(helponwhat) {
if (helponwhat == "attendance")
	alert("Enter the number of people who will be attending your event.")
}
 function SizeCalc(form) {
var banquet60 = 0;
var banquet72 = 0;
var reception = 0;
var chairs60 = 0;
var chairs8 = 0;
var tables60 = 0;
var tables8 = 0;
var tentsize20round = 0;
var tentsize30round = 0;
var tentsize40round = 0;
var tentsize60round = 0;
var tentsize20stand = 0;
var tentsize30stand = 0;
var tentsize40stand = 0;
var tentsize60stand = 0;
var tentsize20rect = 0;
var tentsize30rect = 0;
var tentsize40rect = 0;
var tentsize60rect = 0;
if (form.attendance.value==null||form.attendance.value.length==0){
	alert("Please enter the number of people attending.");
	return false;
}
else
	attendance = form.attendance.value;
	form.banquet60.value = attendance * 12;
	
	banquet60 = form.banquet60.value;
	form.banquet72.value = attendance * 10;
	
	banquet72 = form.banquet72.value;
	form.reception.value = attendance * 8;
	
	reception = form.reception.value;
	form.chairs60.value = attendance * 0.98;
	form.chairs8.value = attendance * 0.98;
	form.tables60.value = attendance /8 * 7.5;
	form.tables8.value = attendance / 8 * 7;
	
	tentsize30round = Math.round((Math.round(banquet60 / 30)+4)/10)*10;
	if (tentsize30round > 60){
		form.tentsize30round.value = "N/A";
	}
	else
	form.tentsize30round.value = "30x" + tentsize30round;
	
	tentsize40round = Math.round((Math.round(banquet60 / 40)+4)/10)*10
	if (tentsize40round > 160){
		form.tentsize40round.value = "N/A";
	}
	else
	form.tentsize40round.value = "40x" + tentsize40round;
	
	tentsize60round = Math.round((Math.round(banquet60 / 60)+4)/10)*10
	if (tentsize60round > 160){
		form.tentsize60round.value = "N/A";
	}
	else
	form.tentsize60round.value = "60x" + tentsize60round;
	
	tentsize30rect = Math.round((Math.round(banquet72 / 30)+4)/10)*10
	if (tentsize30rect > 60){
		form.tentsize30rect.value = "N/A";
	}
	else
	form.tentsize30rect.value = "30x" + tentsize30rect;
	
	tentsize40rect = Math.round((Math.round(banquet72 / 40)+4)/10)*10
	if (tentsize40rect > 160){
		form.tentsize40rect.value = "N/A";
	}
	else
	form.tentsize40rect.value = "40x" + tentsize40rect;
	
	tentsize60rect = Math.round((Math.round(banquet72 / 60)+4)/10)*10
	if (tentsize60rect > 160){
		form.tentsize60rect.value = "N/A";
	}
	else
	form.tentsize60rect.value = "60x" + tentsize60rect;

	tentsize30stand = Math.round((Math.round(reception / 30)+4)/10)*10
	if (tentsize30stand > 60){
		form.tentsize30stand.value = "N/A";
	}
	else
	form.tentsize30stand.value = "30x" + tentsize30stand;
	
	tentsize40stand = Math.round((Math.round(reception / 40)+4)/10)*10
	if (tentsize40stand > 160){
		form.tentsize40stand.value = "N/A";
	}
	else
	form.tentsize40stand.value = "40x" + tentsize40stand;
	
	tentsize60stand = Math.round((Math.round(reception / 60)+4)/10)*10
	if (tentsize60stand > 160){
		form.tentsize60stand.value = "N/A";
	}
	else
	form.tentsize60stand.value = "60x" + tentsize60stand;

	
	
	
	tentsize20round = Math.round((Math.round(banquet60 / 20)+4)/10)*10;
	if (tentsize20round > 60){
		form.tentsize20round.value = "N/A";
	}
	else
	form.tentsize20round.value = "20x" + tentsize20round;

	tentsize20rect = Math.round((Math.round(banquet72 / 20)+4)/10)*10
	if (tentsize20rect > 60){
		form.tentsize20rect.value = "N/A";
	}
	else
	form.tentsize20rect.value = "20x" + tentsize20rect;

	tentsize20stand = Math.round((Math.round(reception / 20)+4)/10)*10
	if (tentsize20stand > 60){
		form.tentsize20stand.value = "N/A";
	}
	else
	form.tentsize20stand.value = "20x" + tentsize20stand;

	if (form.attendance.value >= 90 && tentsize20round <= 60 ){
		form.tentsize20round.value = "Not recommended";
	}
	if (form.attendance.value >= 90 && tentsize20rect <= 60 ){
		form.tentsize20rect.value = "Not recommended";
	}
	if (form.attendance.value >= 90 && tentsize20stand <= 60 ){
		form.tentsize20stand.value = "Not recommended";
	}
	return true;
}