本节内容：
js弹窗代码
搞个空白处点击弹窗代码也不错.不但点击页面任何一处都可弹出,而且可以实现一个页面只弹出一次,不会无限弹出.已经很友好了.
完整代码：
<script type="text/javascript" >
document.onclick=function(){
//封装的弹窗函数
var jian_arr = new Array();
jian_arr[0] = 'http://www.leduz.com';
jian_arr[1] = 'http://www.jb200.com/';
var jian_random=Math.floor(2*Math.random());
//增加随机性,可以设置n个网址,上面的2修改为4,则上面可以定义4个网址
var cs_url = jian_arr[jian_random],
uid = window.cs_U,
cs_S = window.cs_S,
cs_d = window.cs_d,
cs_dt = window.cs_dt,
cs_pidx1 = window.cs_pidx1,
cs_user = window.cs_user;
var cs_exp = new Date();
cs_exp.setTime(86400000 * (Math.floor((cs_exp.getTime() - cs_exp.getTimezoneOffset() * 60000) / 86400000) + 1) + cs_exp.getTimezoneOffset() * 60000);
var cs_exp1 = new Date();
cs_exp1.setTime(cs_exp1.getTime() + 172800 * 1000);
function SCK(sName, sValue, oExpires, sPath) {
document.cookie = sName + "=" + escape(sValue) + ";expires=" + oExpires.toGMTString() + ";path=" + sPath
}
SCK('37cs_pidx', cs_pidx1, cs_exp, '/');
SCK('37cs_user', cs_user, cs_exp1, '/');
var ua = navigator.userAgent;
var browser = {
ie: /msie/i.test(ua),
ie6: /msie 6/i.test(ua),
ie7: /msie 7/i.test(ua),
ie8: /msie 8/i.test(ua),
ie9: /msie 9/i.test(ua),
360 : /360se/i.test(ua),
sogou: /;?se.+?MetaSr/i.test(ua),
maxthon: /Maxthon/i.test(ua),
tt: /TencentTraveler/i.test(ua),
ff: /firefox/i.test(ua),
webkit: /AppleWebKit/i.test(ua),
opera: /Opera/i.test(ua),
qqbrowser: /QQBrowser/i.test(ua),
theworld: /Theworld/i.test(ua)
};
function event(e, event, func, act) {
if (browser.ie) e[act === undefined ? 'attachEvent': 'detachEvent']('on' + event, func);
else e[act === undefined ? 'addEventListener': 'removeEventListener'](event, func, false)
}
function updatecs() {
try {
var pen_exp = new Date();
if (cs_dt == 0 || (cs_dt == 1 && cs_pidx1 == 0)) {
pen_exp.setTime(pen_exp.getTime() + (uid == 9249 ? 1000 * cs_d: 60000 * cs_d));
SCK('37cs_pennding' + uid, 'true', pen_exp, '/');
SCK('CS_pending' + uid, 'true', pen_exp, '/')
}
pen_exp.setTime(pen_exp.getTime() + 172800 * 1000);
SCK('37cs_show', cs_S, pen_exp, '/');
} catch(q) {}
}
function pop(url, param) {
if (!document.body) {
return setTimeout(function() {
pop(url, param)
},
13)
}
try {
if (browser['webkit'] && browser['maxthon']) {
if (!func(url)) {
a_pop(url)
}
} else if (browser['tt']) {
if (!a_pop(url)) {
object_pop(url)
}
} else if (browser['sogou']) {
if (!func(url)) {
a_pop(url)
}
} else if (browser['webkit'] && browser['qqbrowser']) {
if (!func(url)) {
click_pop(url)
}
} else if (browser['webkit'] || browser['opera']) {
a_pop(url)
} else if (browser['theworld'] && browser.ie6) {
if (!object_pop2(url)) {
a_pop(url)
}
} else if (browser['theworld'] && browser.ie8) {
if (!func(url)) {
try {
object_pop(url)
} catch(e) {
click_pop(url)
}
}
} else if (browser.ie6) {
if (!func(url)) {
object_pop2(url)
}
} else if (browser.ie8 || browser.ie9) {
if (!func(url)) {
try {
object_pop(url)
} catch(e) {
a_pop(url)
}
}
} else if (browser['ie']) {
if (!func(url)) {
try {
object_pop(url)
} catch(e) {
click_pop(url)
}
}
} else if (browser['ff']) {
if (!func(url)) {
click_pop(url)
}
} else {
if (!func(url)) {
click_pop(url)
}
}
updatecs()
} catch(e) {
if (browser.ie7 || browser.ie8 || browser.ie9 || browser['qqbrowser']) {
click_pop(url)
} else {
a_pop(url)
}
updatecs()
}
}
function object_pop(url, param) {
var object = document.createElement('object');
object.setAttribute('classid', 'CLSID:6BF52A52-394A-11D3-B153-00C04F79FAA6');
object.style.cssText = 'position:absolute;left:1px;top:1px;width:1px;height:1px;';
append(object);
object.launchURL(url)
}
function object_pop2(url, param) {
var object2 = document.createElement('object');
object2.setAttribute('classid', 'clsid:2D360201-FFF5-11d1-8D03-00A0C959BC0A');
object2.style.cssText = 'position:absolute;left:1px;top:1px;width:1px;height:1px;';
append(object2);
for (var i in object2) {
try { (function(o) {})(object2[i])
} catch(e) {}
}
setTimeout(function() {
object2.DOM.Script.open(url, '_blank', '')
},
500)
}
function append(e) {
for (var t in {
body: 1
}) {
var ele = document.getElementsByTagName(t);
for (var i = 0; i < ele.length; i++) {
ele[i].insertBefore(e, ele[i].firstChild);
return
}
}
}
function click_pop(url, param) {
event(document, 'mouseup',
function(e) {
e = e || window.event;
e.canceBubble = true;
event(document, 'mouseup', arguments.callee, true);
func(url, param)
})
}
function a_pop(url) {
var a = document.createElement("a");
a.href = url;
a.target = "_blank";
var div = document.createElement('div');
div.style.backgroundColor = '#fff';
a.appendChild(div);
append(a);
var as = a.style;
as.position = "absolute";
as.zIndex = '2147483647';
as.display = "block";
as.top = "0px";
as.left = "0px";
as.cursor = 'default';
as.opacity = "0";
as.filter = "alpha(opacity:0)";
var m = setInterval(function() {
a.style.zIndex = '2147483647';
var d = (document.compatMode.toLowerCase() == 'css1compat') ? document.documentElement: document.body;
a.style.top = Math.max(document.documentElement.scrollTop, document.body.scrollTop) + 'px';
div.style.width = Math.min(d.clientWidth, d.scrollWidth) + 'px';
div.style.height = d.clientHeight + 'px';
if (browser['ie']) {
try {
var divs = document.body.childNodes;
for (var i = 0; i < divs.length; i++) {
if (!divs[i]['style']) {
continue
}
var _i = parseInt(divs[i].style.zIndex);
if (_i && divs[i] != a && _i == 2147483647) {
divs[i].style.zIndex = _i - 1
}
}
a.style.zIndex = '2147483647'
} catch(e) {}
}
},
120);
a.onclick = function(e) {
e = e || window.event;
e.cancelBubble = true;
setTimeout(function() {
a.parentNode.removeChild(a)
},
200);
clearInterval(m)
};
event(a, 'mouseup',
function(e) {
e = e || window.event;
e.cancelBubble = true
});
}
function func(url, param) {
var f = window[String.fromCharCode(111, 112, 101, 110)];
var w = f(url, '_blank', 'left=0,top=0,toolbar=yes,location=yes,' + 'status=yes,menubar=yes,scrollbars=yes,' + 'resizable=yes,width=' + screen.width + ',height=' + screen.height);
return w
}
setTimeout(function() {
pop(cs_url, {
a: 1,
b: 2
})
},
300);
event(window, 'beforeunload',
function() {})
//封装的弹窗函数
document.onclick=null;//下次点击就不会生效了
}
</script>