function checkForm(f)
{
	var error = false;
	
	if		(f.FirstName.value == '')			error = 'Name is required';
	else if	(f.Telephone.value == '')			error = 'Telephone is required';
	else if	(f.Mobile.value == '')				error = 'Mobile is required';
	else if	(f.Email.value == '')				error = 'E-Mail Address is required';	
	else if	(f.ShippingAddress.value == '')		error = 'Shipping Address is required';
	
	if (error != false)
	{
		alert(error);
		return false;
	}

	return true;			
}

function checkForm2(f)
{
	var error = false;
	
	if	(f.Email.value == '')				error = 'E-Mail Address is required';	
	
	if (error != false)
	{
		alert(error);
		return false;
	}

	return true;			
}

function add_to_cart(id, cart)
{
	$.get('/ajax/cart_add/1'); 
	$.get('/ajax/cart_sum', function(data){
	  $('#' + cart).text(data);
	});

}