jQuery.validator 自定義驗證

<pre name="code" class="javascript">jQuery.validator.addMethod("carNumber", function(value,element){
						var carNumber = value;
						var reg = /^[\u4e00-\u9fa5]{1}[a-zA-Z]{1}[A-Z_0-9]{5}$/;
						return carNumber.search(reg)!=-1 || carNumber=="";
					},"please enter a vaild carNumber");   
					
					jQuery("#form1").validate({ 
						rules : {
							'phone' : {"required":true},
							'carNumber' : {"required":true,"carNumber":true}
						},
						messages : {
							'phone' : {"required":"請選擇客戶手機號碼"},
							'carNumber' : {"required":"請輸入車牌","carNumber":"車牌格式不正確"}
						}
					});