(function () {$.MsgBox = {Alert: function (title, msg) {GenerateHtml("alert", title, msg);btnOk(); //alert只是弹出消息，因此没必要用到回调函数callbackbtnNo();},Confirm: function (title, msg, callback) {GenerateHtml("confirm", title, msg);btnOk(callback);btnNo();}}//生成Htmlvar GenerateHtml = function (type, title, msg) {var _html = "";_html += '<div id="mb_box"></div><div id="mb_con"><span id="mb_tit">' + title + '</span>';_html += '<a id="mb_ico">x</a><div id="mb_msg">' + msg + '</div><div id="mb_btnbox">';if (type == "alert") {_html += '<input id="mb_btn_ok" type="button" value="确定" />';}if (type == "confirm") {_html += '<input id="mb_btn_ok" type="button" value="确定" />';_html += '<input id="mb_btn_no" type="button" value="取消" />';}_html += '</div></div>';//必须先将_html添加到body，再设置Css样式$("body").append(_html); GenerateCss();}//生成Cssvar GenerateCss = function () {$("#mb_box").css({width: '100%', height: '100%', zIndex: '99999', position: 'fixed',filter: 'Alpha(opacity=60)', backgroundColor: 'black', top: '0', left: '0', opacity: '0.6'});$("#mb_con").css({zIndex: '999999', width: '70%', position: 'fixed',backgroundColor: 'White', borderRadius: '15px'});$("#mb_tit").css({display: 'block', fontSize: '14px', color: '#444', padding: '10px 15px',backgroundColor: '#DDD', borderRadius: '15px 15px 0 0',borderBottom: '3px solid #009BFE', fontWeight: 'bold'});$("#mb_msg").css({padding: '20px', lineHeight: '20px',borderBottom: '1px dashed #DDD', fontSize: '13px'});$("#mb_ico").css({display: 'block', position: 'absolute', right: '10px', top: '9px',border: '1px solid Gray', width: '18px', height: '18px', textAlign: 'center',lineHeight: '16px', cursor: 'pointer', borderRadius: '12px', fontFamily: '微软雅黑'});$("#mb_btnbox").css({ margin: '15px 0 10px 0', textAlign: 'center' });$("#mb_btn_ok,#mb_btn_no").css({ width: '85px', height: '30px', color: 'white', border: 'none' });$("#mb_btn_ok").css({ backgroundColor: '#168bbb' });$("#mb_btn_no").css({ backgroundColor: 'gray', marginLeft: '20px' });//右上角关闭按钮hover样式$("#mb_ico").hover(function () {$(this).css({ backgroundColor: 'Red', color: 'White' });}, function () {$(this).css({ backgroundColor: '#DDD', color: 'black' });});var _widht = document.documentElement.clientWidth; //屏幕宽var _height = document.documentElement.clientHeight; //屏幕高var boxWidth = $("#mb_con").width();var boxHeight = $("#mb_con").height();//让提示框居中$("#mb_con").css({ top: (_height - boxHeight) / 2 + "px", left: (_widht - boxWidth) / 2 + "px" });}//确定按钮事件var btnOk = function (callback) {$("#mb_btn_ok").click(function () {$("#mb_box,#mb_con").remove();if (typeof (callback) == 'function') {callback();}});}//取消按钮事件var btnNo = function () {$("#mb_btn_no,#mb_ico").click(function () {$("#mb_box,#mb_con").remove();});}})();