dwr处理java方法返回的Map

<script type="text/javascript"> 
            function fillOrderForm(addr_id){ 
                if(addr_id != ""){ 
                    BuyAddress. getRaddrById(addr_id,setData); 
                } 
else{ 
                    document. 
orderForm .reset(); 
                }                
            }        
            function setData(map){ 
                document.getElementById('contact_name').value = map['cust_name']; 
                document.getElementById('address').value = map['address']; 
                document.getElementById('post_code').value = map['post_code']; 
                document.getElementById('phone').value = map['phone']; 
                document.getElementById('cell_phone').value = map['cell_phone']; 
            } 
        </script>