observe_fail.js

//Called on dom:ready
buttonDiv.observe('click', instantEstimate.submitOrder.bindAsEventListener(instantEstimate));

//instance method on instantEstimate
    submitOrder: function(event){
        event.stop();
        if(this.isSubmitting){
            return;
        }
        if(this.pendingSave || this.request){
            $waitWindow( //wait window is a lightboxish window
                jsText.getLocalizedText('fulfillment.message.savepending'), //that displays this text
                'saving:done', //and closes on this event
                {'wait_window:close': /*and this is the thing that only gets called after the first time*/
                    PriceConfirmation.confirmQuotedPrice.bindAsEventListener(PriceConfirmation)} //never makes it into this method
            );
        } else {
            PriceConfirmation.confirmQuotedPrice(event);
            return;
        }
        
        if(this.pendingSave){
            this.quickSave();
        }
    },

//Wait window
var $waitWindow = function(){
    var args = $A(arguments);
    var message = args.shift() || '';
    var closeEvent = args.shift() || '';
    
    document.observeAll(args.shift());
    
    var waitWindow = Window.getOrCreateWindow(WaitWindow);
    waitWindow.setMessage(message);
    waitWindow.setCloseEvent(closeEvent);
    waitWindow.open();
};

//method added to Element and element instances
    observeAll: function(element, eventHandlers){
        $H(eventHandlers).each(function(handler){
            Event.observe(element, handler.key, handler.value);
        });
        return element;
    },