function updateField (whichField) {
		if (whichField == "os0") {
			document.form1.os0.value = document.formentry.inputos0.value;
		} else if (whichField == "os1") {
			document.form1.os1.value = document.formentry.inputos1.value;
		} else if (whichField == "member") {
			if (document.formentry.membership.value == "1") {
				document.form1.item_name.value = "Active 1 year membership"
				document.form1.amount.value = "25"
			} else if (document.formentry.membership.value == "2") {
				document.form1.item_name.value = "Active 2 year membership"
				document.form1.amount.value = "35"
			} else if (document.formentry.membership.value == "3") {
				document.form1.item_name.value = "Active 3 year membership"
				document.form1.amount.value = "50"
			} else if (document.formentry.membership.value == "4") {
				document.form1.item_name.value = "Silver Lifetime membership"
				document.form1.amount.value = "250"
			} else if (document.formentry.membership.value == "5") {
				document.form1.item_name.value = "Gold Lifetime membership"
				document.form1.amount.value = "500"
			} else if (document.formentry.membership.value == "6") {
				document.form1.item_name.value = "Diamond Lifetime membership"
				document.form1.amount.value = "1000"
			} 
		}
	}
	
	function FormSubmit() { 
		if (document.formentry.membership.value == "0") {
				alert('Please select your membership option');
					return false;
					}
		
		document.form1.submit();
		
	}