//核心代码 (对联和漂浮)
function JQuery(element){ 
if(arguments.length>1){ 
for(var i=0,elements=[],length=arguments.length;i<length;i++) 
elements.push(JQuery(arguments[i])); 
return elements; 
} 
if(typeof element=="string") 
return document.getElementById(element); 
else 
return element; 
} 
Function.prototype.bind=function(object){ 
var method=this; 
return function(){ 
method.apply(object,arguments); 
} 
} 
var Class={ 
create:function(){ 
return function(){ 
this.initialize.apply(this,arguments); 
} 
} 
} 
Object.extend=function(destination,resource){ 
for(var property in resource){ 
destination[property]=resource[property]; 
} 
return destination; 
} 
//对联广告类 
var float_ad=Class.create();
float_ad.prototype = {
    initialize: function (id, content, top, left, width) {
        var strHtml = '<div id=' + id + ' style="position:absolute; z-index:1000">' + content + '</div>';
        
        if(!!left)
        {
               document.getElementById("divAdLeft").innerHTML =strHtml;
        }
        else
        {
                document.getElementById("divAdRight").innerHTML =strHtml;
        }
this.id = JQuery(id);
        this.top = top;
        if (!!left) {
            this.id.style.left = "8px";
        } else {
            this.id.style.left = (document.documentElement.scrollWidth - document.getElementById("ad_r").offsetWidth - 28) + "px";
            window.onresize = function () {
                this.id.style.left = (document.documentElement.scrollWidth - document.getElementById("ad_r").offsetWidth - 28) + "px";

            } .bind(this);
        }
        this.id.style.top = top + "px";

        this.interId = setInterval(this.scroll.bind(this), 20);
    },
    scroll: function () {
        this.stmnStartPoint = parseInt(this.id.style.top, 10);
        this.stmnEndPoint = document.documentElement.scrollTop + this.top;
        if (navigator.userAgent.indexOf("Chrome") > 0) {
            this.stmnEndPoint = document.body.scrollTop + this.top;
        }
        if (this.stmnStartPoint != this.stmnEndPoint) {
            this.stmnScrollAmount = Math.ceil(Math.abs(this.stmnEndPoint - this.stmnStartPoint) / 15);
            this.id.style.top = parseInt(this.id.style.top, 10) + ((this.stmnEndPoint < this.stmnStartPoint) ? -this.stmnScrollAmount : this.stmnScrollAmount) + "px";
        }
    }
} 
//漂浮广告类 
var move_ad=Class.create(); 
move_ad.prototype={ 
initialize:function(imgOption,initPosition,delay){ 
this.imgOptions=Object.extend({url:"",link:"",alt:"",width:0,height:0},imgOption||{}); 
this.adPosition=Object.extend({left:40,top:120},initPosition||{}); 
this.delay =delay; 
this.step = 1; 
this.herizonFlag=true; 
this.verticleFlag=true; 
this.id="ad_move_sg"; 
var vHtmlString="<div id='"+this.id+"' style='position:absolute; left:"+this.adPosition.left+"px; top:"+this.adPosition.top+"px;"; 
//alert(this.imgOptions.width+" "+this.imgOptions.height==0);
if(this.imgOptions.width==0&&this.imgOptions.height==0){vHtmlString+=" z-index:10;'><a href='"+this.imgOptions.link+"' target='_blank' title='"+this.imgOptions.alt+"'><img src='"+this.imgOptions.url+"' style='border:none;' alt='"+this.imgOptions.alt+"' /></a></div>";}
else{
vHtmlString+=" height:"+this.imgOptions.height+"px; z-index:10;'><a href='"+this.imgOptions.link+"' target='_blank' title='"+this.imgOptions.alt+"'><img src='"+this.imgOptions.url+"' width='"+this.imgOptions.width+"' height='"+this.imgOptions.height+"' style='border:none;' alt='"+this.imgOptions.alt+"' /></a></div>";
 }
document.write(vHtmlString); 
this.id=JQuery(this.id); 
this.intervalId=setInterval(this.scroll.bind(this),this.delay); 
this.id.onmouseover=this.stop.bind(this); 
this.id.onmouseout=this.start.bind(this); 
}, 
scroll:function(){ 
var L=T=0; 
var B=document.documentElement.clientHeight-this.id.offsetHeight; 
var R=document.documentElement.clientWidth-this.id.offsetWidth; 
this.id.style.left=this.adPosition.left+document.documentElement.scrollLeft+"px"; 
this.id.style.top=this.adPosition.top+document.documentElement.scrollTop+"px"; 
this.adPosition.left =this.adPosition.left + this.step*(this.herizonFlag?1:-1); 
if (this.adPosition.left < L) { this.herizonFlag = true; this.adPosition.left = L;} 
if (this.adPosition.left > R){ this.herizonFlag = false; this.adPosition.left = R;} 
this.adPosition.top =this.adPosition.top + this.step*(this.verticleFlag?1:-1); 
if(this.adPosition.top <= T){ this.verticleFlag=true; this.adPosition.top=T;} 
if(this.adPosition.top >= B){ this.verticleFlag=false; this.adPosition.top=B; } 
}, 
stop:function(){ 
clearInterval(this.intervalId); 
}, 
start:function(){ 
this.intervalId=setInterval(this.scroll.bind(this),this.delay); 
} 
}