jQuery.ajax({
            type:"POST",
            url:"${ctx}/offer.do",
            data:{
                ‘method‘:‘isNameExist‘,
                ‘type‘:‘area‘,
                ‘id‘:id==""?null:id,
                ‘name‘:encodeURIComponent(offerAreaName)
            },
            async:false,
            success:function (data) {
                bool = data;
            }
        });