//contentFrame HTMLObject
var contentFrame=null;
var currentMenu=null;


//init
var indexOnload=function(){
    contentFrame=document.getElementById("contentFrame");
 
    setInterval(function(){
        var frameHeight=$F.scrollHeight("contentFrame");
        if(contentFrame.offsetHeight!==frameHeight){
           contentFrame.style.height=frameHeight+"px";     
        }
    },300);
    initOnlineServer();
}
//进入页面
var gotoURL=function(pid,url){
         
    if(currentMenu){
        if(currentMenu.id!==pid){
          currentMenu.style.color="white";
         
        }
         
    }
    
    currentMenu=document.getElementById(pid);   
    currentMenu.style.color="#00322D";  
    contentFrame.src=url;
    
 
        
}





//背景音乐控制
var musicTurn=function(btn){
    
    if(btn.musicOff){
        btn.src=btn.src.replace("on","off");
        btn.musicOff=false;
    }else{
        btn.src=btn.src.replace("off","on");
        btn.musicOff=true;
    }
}

//添加在线客服
var initOnlineServer=function(){
    var onlineServer=document.getElementById("onlineQQ");
    onlineServer.style.display="block";
    if(window.attachEvent){
        window.attachEvent("onscroll",onlineServerScroll);     
    }else{
        window.addEventListener("scroll",onlineServerScroll,false); 
    }
    
    
    
}
//在线客服滚动
var onlineServerScroll=function(e){
    var onlineServer=document.getElementById("onlineQQ");
    
    if(IE){
        onlineServer.style.top=(20+document.documentElement.scrollTop)+"px";
    }else{
        onlineServer.style.top=(20+document.body.scrollTop)+"px";
    }
    
}