// JavaScript Document

var myArray=new Array();
myArray[0]="<ul><li><img src='Logo/M_Logo_1.jpg' /></li><li><img src='Logo/M_Logo_2.jpg' /></li><li><img src='Logo/M_Logo_3.jpg' /></li><li><img src='Logo/M_Logo_4.jpg' /></li></ul>";
myArray[1]="<ul><li><img src='Logo/M_Logo_5.jpg' /></li><li><img src='Logo/M_Logo_6.jpg' /></li><li><img src='Logo/M_Logo_7.jpg' /></li><li><img src='Logo/M_Logo_8.jpg' /></li></ul>";
myArray[2]="<ul><li><img src='Logo/M_Logo_9.jpg' /></li><li><img src='Logo/M_Logo_10.jpg' /></li><li><img src='Logo/M_Logo_11.jpg' /></li><li><img src='Logo/M_Logo_12.jpg' /></li></ul>";
var kk=1;

function openUrl(url){
	var objxml;
	if(window.XMLHttpRequest){
	 	objxml=new XMLHttpRequest();
	}else{
		objxml=new ActiveXObject("Microsoft.XMLHTTP");
	}
	objxml.open("GET",url,false); 
	objxml.send(null); 
	retInfo=objxml.responseText; 
	if (objxml.status=="200"){ 
		return retInfo; 
	}else{ 
		return "-2"; 
	} 
}

function logoscoll(){
	 document.getElementById("logoscoll").innerHTML=myArray[kk];
	 kk++;
	 if(kk>=3){
		kk=0;	 
	}
}


var docEle = function() 
{
    return document.getElementById(arguments[0]) || false;
}

function openNewDiv(_id,num) 
{
    var m = "mask";
    if (docEle(_id)) document.body.removeChild(docEle(_id));
    if (docEle(m)) document.body.removeChild(docEle(m));
    
    //mask遮罩层

    var newMask = document.createElement("div");
    newMask.id = m;
    newMask.style.position = "absolute";
    newMask.style.zIndex = "1";
    _scrollWidth = Math.max(document.body.scrollWidth,document.documentElement.scrollWidth);
    _scrollHeight = Math.max(document.body.scrollHeight,document.documentElement.scrollHeight);
    newMask.style.width = _scrollWidth + "px";
    newMask.style.height = _scrollHeight + "px";
    newMask.style.top = "0px";
    newMask.style.left = "0px";
    newMask.style.background = "#33393C";
    newMask.style.filter = "alpha(opacity=40)";
    newMask.style.opacity = "0.40";
    document.body.appendChild(newMask);
    
    //新弹出层

    var newDiv = document.createElement("div");
    newDiv.id = _id;
    newDiv.style.position = "absolute";
    newDiv.style.zIndex = "9999";
    newDivWidth = 560;
    newDivHeight = 200;
    newDiv.style.width = newDivWidth + "px";
    newDiv.style.height = newDivHeight + "px";
    newDiv.style.top = ((document.body.scrollTop + document.body.clientHeight/2 - newDivHeight/2)-150) + "px";
    newDiv.style.left = (document.body.scrollLeft + document.body.clientWidth/2 - newDivWidth/2) + "px";
    newDiv.style.background = "#ffffff";
    newDiv.style.border = "0px solid #860001";
    newDiv.style.padding = "15px";
    newDiv.innerHTML = openUrl("Speaker_"+num+".html"); 
    document.body.appendChild(newDiv);
    
    //弹出层滚动居中

    function newDivCenter()
    {
        newDiv.style.top = ((document.body.scrollTop + document.body.clientHeight/2 - newDivHeight/2)-150) + "px";
        newDiv.style.left = (document.body.scrollLeft + document.body.clientWidth/2 - newDivWidth/2) + "px";
    }
    if(document.all)
    {
        window.attachEvent("onscroll",newDivCenter);
    }
    else
    {
        window.addEventListener('scroll',newDivCenter,false);
    }
    
    //关闭新图层和mask遮罩层

    var newA = document.createElement("a");
    newA.href = "#";
    newA.innerHTML = "<img src='images/Close.gif' border='0'>";
    newA.onclick = function() 
    {
        if(document.all)
        {
            window.detachEvent("onscroll",newDivCenter);
        }
        else
        {
            window.removeEventListener('scroll',newDivCenter,false);
        }
        document.body.removeChild(docEle(_id));
        document.body.removeChild(docEle(m));
        return false;
    }
    newDiv.appendChild(newA);
}