jquery dataTable 自定义 Button及按钮事件

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主要代码如下：

注意：sExtends

"oTableTools": {
                        "sRowSelect": "multi",
                        "aButtons": [  
                               {"sExtends": "new_record","sButtonText": "Add"},
                               {"sExtends": "select","sButtonText": "Delete Recods",
                                 "fnClick": function (nButton, oConfig, oFlash) {
                                   //delete stuff comes here 
                                   alert('test');
                                           }

                                        }
                                    ]
                        }