function aclick(anchor_id) {
    var a = document.getElementById(anchor_id);
    mainLightbox.start(a);
} 

function sendOrder() {
     var params = document.forms.order_form.serialize();
    
     new Ajax.Request('/orders/send', {
                            method: 'post',
                            parameters: params,
                            onSuccess: function(transport)
                            {
                                var response = eval('('+transport.responseText+')')
                                if (response.Status == 'OK') {
                                    window.location.href = '/orders/sent';
                                } else {
                                    alert(response.Error);
                                }
                            },                            
                            onFailure: function(){ alert('Something went wrong...') }
     });    
}