function getElement(id) {
		return document.getElementById ? document.getElementById(id) :
		document.all ? document.all(id) : null;
	}
	
	function showContact(box) {
		el = getElement(box.value);
		if (el) el.style.display = (box.checked) ? '' : 'none';
	}
	
	function showBooking(box) {
		el = getElement(box.value);
		if (el) el.style.display = (box.checked) ? '' : 'none';
	}
	
	//for keyset
	function isNumberKey(evt) {
		/* Allow only numbers/digits in TextBox */
		var charCode = (evt.which) ? evt.which : event.keyCode
	
		if (charCode > 31 && (charCode < 48 || charCode > 57)) { return false; }
		
		return true;
	}
	//for total solve
	function getQuantityTotal() {
	
		price1 = document.getElementById('adult').value;
		prod1 = document.getElementById('children').value;

		sumThis = parseInt(price1) + parseInt(prod1);

		document.getElementById('total').value = sumThis;
		
		
	}