var btns = new Array("按钮1", "按钮2");

            mui.confirm("这是信息", "这是标题", btns, function(event) {

                if (event.index == 0) {

                    alert("点击了按钮1");

                } else if (event.index == 1) {

                    alert("点击了按钮2");

                }

            }, "div");