function addOrder() {
	var orderTextBox = document.getElementById('order');         
	var orderText = orderTextBox.value;
	orderTextBox.value = "";
	
	var newOrder = document.createElement('li');
	var newOrderText = document.createTextNode(orderText);
	newOrder.appendChild(newOrderText);   
	                                 
	var orderList = document.getElementById('order_list');
	orderList.appendChild(newOrder);
}