/*
*表示必须,非必须项的第一个选项选项为默认选项
url(*) Flash地址
id(*) 对联的ID，保持唯一，建议用nad+合同号+位置的形式，如：nad5694Home
nextId:''/任意合法id 播放完毕之后触发播放的媒体ID
visibility:true/false 广告加载的时候是否可见，true为可见
width:200/任意数字 宽度
height:150/任意数字 高度
xPx:0/任意数字 水平方向上Flash左边到网页左边的像素值
yPx:190/任意数字 垂直方向上Flash顶边到浏览窗口顶边的像素值
time:7/任意数字 定时关闭的时间，默认7s
*/
var nadFlashLayer= function(url,id,options){
if(nadIsLtIE5_5()){return;}
if(!url){return;}else{this.url = url;}
if(!id){return;}else{this.id = id;}
this.options = {
nextId: '',
visibility: true,
width: 760,
height: 250,
xPx: 0,
yPx: 0,
time: 8
}
Object.nadExtend(this.options,options||{});
this.create();
nadAddEventListener(window,'resize',this.positionX.nadBind(this));
}
nadFlashLayer.prototype={
create:function(){
var wrap = document.createElement('span');
var _opt = this.options;
wrap.style.position = 'absolute';
if(!_opt.visibility){wrap.style.display = 'none';}
wrap.style.left = nadXCenter() + _opt.xPx + 'px';
wrap.style.top = _opt.yPx + 'px';
wrap.innerHTML = nadCreateSwfHtml(this.url,this.id,{
width : _opt.width,
height : _opt.height,
quality : 'high',
wmode : 'Transparent'
});
wrap.son = this;
document.getElementById("ssid1").appendChild(wrap);
this.ad = wrap;
if(_opt.visibility){this.play();}
},
positionX:function(){
this.ad.style.left = nadXCenter() + this.options.xPx + 'px';
},
play:function(){
setTimeout(this.doFSCommand.nadBind(this),this.options.time*1000);
},
doFSCommand:function(){
document.getElementById(this.id).parentNode.style.display = 'none';
var _nextId = this.options.nextId;
if(_nextId){
var _wrap = document.getElementById(_nextId).parentNode;
_wrap.style.display = '';
_wrap.son.play();
}
}
}
/*==common function==*/
var nadUserAgent = navigator.userAgent;
var nadIsOpera = nadUserAgent.indexOf('Opera')>-1
var nadIsIE = nadUserAgent.indexOf('MSIE')>-1 && !nadIsOpera;
var nadIsLtIE5_5 = function(){
if(nadIsIE){
var reIE = new RegExp('MSIE (\\d+\\.\\d+);');
reIE.test(nadUserAgent);
var IeVersion = parseFloat(RegExp["$1"]);
return IeVersion <5.5;
}
}
Object.nadExtend = function(destination, source) {
for (var property in source) {
destination[property] = source[property];
}
return destination;
}
Function.prototype.nadBind = function() {
var __method = this, args = $nadA(arguments), object = args.shift();
return function() {
return __method.apply(object, args.concat($nadA(arguments)));
}
}
var $nadA = function(iterable) {
if (!iterable) return [];
if (iterable.toArray) {
return iterable.toArray();
} else {
var results = [];
for (var i = 0, length = iterable.length; i < length; i++)
results.push(iterable[i]);
return results;
}
}
var nadAddEventListener= function(obj,e,f){
if(document.addEventListener){obj.addEventListener(e,f,false);}
else{
e = 'on' + e;
obj.attachEvent(e,f);
}
}
var nadXCenter = function(){
var _dw = document.documentElement.offsetWidth;
var _bw = document.body.offsetWidth;
return (_dw>_bw?_dw:_bw)/2;
}
var nadCreateSwfHtml = function(url,id,options){
var swfHtml='';
if(!url){return;}
_opt = options;
if(nadIsIE){
swfHtml += '';
}
else{
swfHtml += ''
}
return swfHtml;
}