function setPaymentInfo(isChecked)
{
	with (window.document.frmCheckout) {
		if (isChecked) {
			txtPaymentFirstName.value  = txtShippingFirstName.value;
			txtPaymentLastName.value   = txtShippingLastName.value;
			txtPaymentAddress1.value   = txtShippingAddress1.value;
			txtPaymentAddress2.value   = txtShippingAddress2.value;
			txtPaymentPhone.value      = txtShippingPhone.value;
			txtPaymentCountry.value    = txtShippingCountry.value;
			txtPaymentState.value      = txtShippingState.value;			
			txtPaymentCity.value       = txtShippingCity.value;
			txtPaymentPostalCode.value = txtShippingPostalCode.value;
			
			txtPaymentFirstName.readOnly  = true;
			txtPaymentLastName.readOnly   = true;
			txtPaymentAddress1.readOnly   = true;
			txtPaymentAddress2.readOnly   = true;
			txtPaymentPhone.readOnly      = true;
			txtPaymentCountry.readOnly    = true;
			txtPaymentState.readOnly      = true;			
			txtPaymentCity.readOnly       = true;
			txtPaymentPostalCode.readOnly = true;			
		} else {
			txtPaymentFirstName.readOnly  = false;
			txtPaymentLastName.readOnly   = false;
			txtPaymentAddress1.readOnly   = false;
			txtPaymentAddress2.readOnly   = false;
			txtPaymentPhone.readOnly      = false;
			txtPaymentCountry.readOnly    = false;
			txtPaymentState.readOnly      = false;			
			txtPaymentCity.readOnly       = false;
			txtPaymentPostalCode.readOnly = false;			
		}
	}
}

function setRegistered(isChecked)
{
	with (window.document.frmCheckout) {
		if (isChecked) {
			txtReg.value  = 'Yes';				
		} else {
			txtReg.value  = 'No';					
		}
	}
}


function checkShippingAndPaymentInfo()
{


	with (window.document.frmCheckout) {
		var email = document.getElementById('txtEmail');
		var filter = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
		
		if (!filter.test(email.value)) {
			alert('Please provide a valid email address');
			email.focus
			return false;
		}
		else {
		if (isEmpty(txtShippingFirstName, 'Enter first name')) {
			return false;
		} else if (isEmpty(txtShippingLastName, 'Enter last name')) {
			return false;
		} else if (isEmpty(txtShippingAddress1, 'Enter shipping address')) {
			return false;
		} else if (isEmpty(txtShippingPhone, 'Enter phone number')) {
			return false;
		} else if (isEmpty(txtEmail, 'Enter email')) {
			return false;			
		} else if (isEmpty(txtShippingCountry, 'Enter Country')) {
			return false;
		} else if (isEmpty(txtShippingState, 'Enter shipping address state')) {
			return false;
		} else if (isEmpty(txtShippingCity, 'Enter shipping address city')) {
			return false;
		} else if (isEmpty(txtShippingPostalCode, 'Enter the shipping address postal/zip code')) {
			return false;
		} else if (isEmpty(txtPaymentFirstName, 'Enter first name')) {
			return false;
		} else if (isEmpty(txtPaymentLastName, 'Enter last name')) {
			return false;
		} else if (isEmpty(txtPaymentAddress1, 'Enter Payment address')) {
			return false;
		} else if (isEmpty(txtPaymentPhone, 'Enter phone number')) {
			return false;
		} else if (isEmpty(txtPaymentCountry, 'Enter Country')) {
			return false;			
		} else if (isEmpty(txtPaymentState, 'Enter Payment address state')) {
			return false;
		} else if (isEmpty(txtPaymentCity, 'Enter Payment address city')) {
			return false;
		} else if (isEmpty(txtPaymentPostalCode, 'Enter the Payment address postal/zip code')) {
			return false;
		} else {
			return true;
		}
		}
	}
}



function checkClassinfo()
{


	with (window.document.frmCheckout) {
		
		var email = document.getElementById('txtEmail');
		var filter = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
		if (isEmpty(firstname, 'Enter first name')) {
			
			return false;
		} else if (isEmpty(lastname, 'Enter last name')) {
			return false;
		} else if (isEmpty(address1, 'Enter Payment address')) {
			return false;
		} else if (isEmpty(phone1, 'Enter phone number')) {
			return false;
		} 
		
		
		else if (!filter.test(email.value)) {
			alert('Please provide a valid email address');
			email.focus
			return false;
		}
		else if (isEmpty(country, 'Enter Country')) {
			return false;			
		} else if (isEmpty(txtPaymentState, 'Enter Payment address state')) {
			return false;
		} else if (isEmpty(txtPaymentCity, 'Enter Payment address city')) {
			return false;
		} else if (isEmpty(txtPaymentPostalCode, 'Enter the Payment address postal/zip code')) {
			return false;
		} else {
			return true;
		}
		}
	}

  function valid1(f) {
!(/^[ñ0-9( )+\/#-]*$/i).test(f.value)?f.value = f.value.replace(/[^ñ0-9( )+#\/-]/ig,''):null;
}