function confirmCode() {
	document.forms.membership.isPostBack.value = 0;
	document.forms.membership.submit();
}


var subsRates = [0, 364, 541, 809, 809, 1114, 1315, 1751, 1993, 3533];


function checkTAndC() {
	var agreed = document.forms.membership.AgreedToTAndC.checked;
	document.forms.membership.Save.disabled = !agreed;
}


function calculateSubscription() {
	// Calculate a new subscription rate when the number of employees changes.
    var staffNumber = document.forms.membership.Comp_TotalEmployees.selectedIndex;
    var optionsCount = document.forms.membership.Comp_TotalEmployees.options.length - 1;

	if (staffNumber > 0) {
		var phoneMembership = document.getElementById("SubsCost");
		var amount = subsRates[staffNumber];
		phoneMembership.innerHTML = "£" + amount.toFixed(2) + " excluding VAT and one off joining fee of £50";
	}
	else {
		var phoneMembership = document.getElementById("SubsCost");
		phoneMembership.innerHTML = "";
	}
}