// JavaScript Document
//导航下拉菜单
function MM_findObj(n, d) { //v4.0
var p,i,x;if(!d) d=document;if((p=n.indexOf("?"))>0&&parent.frames.length){
d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
if(!x && document.getElementById) x=document.getElementById(n); return x;}

function MM_showHideLayers() { //v3.0
var i,p,v,obj,args=MM_showHideLayers.arguments;
for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
obj.visibility=v; }}
//showhidelayer
function mOvr(src, cOvr)
{if (!src.contains(event.fromElement)) {src.style.cursor = "default";src.bgColor = cOvr;}}
function mOut(src, cOut)
{if (!src.contains(event.toElement)) {src.style.cursor = "default";src.bgColor = cOut;}}

//
function AddToFavorite()   
{   
    if (document.all){   
       window.external.addFavorite(document.URL,document.title);   
    }else if (window.sidebar){   
       window.sidebar.addPanel(document.title, document.URL, "");   
    }   
}     
//设为首页   
function setHomepage(){   
    if (document.all){   
    document.body.style.behavior='url(#default#homepage)';   
    document.body.setHomePage(document.URL);   
  }else if (window.sidebar){   
        if(window.netscape){   
       try{    
          netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");    
       }catch (e){    
                    alert( "该操作被浏览器拒绝，如果想启用该功能，请在地址栏内输入 about:config,然后将项 signed.applets.codebase_principal_support 值该为true" );    
       }   
        }    
    var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components. interfaces.nsIPrefBranch);   
    prefs.setCharPref('browser.startup.homepage',document.URL);   
    }   
} 




function getbg(menu,start,end,css1,css2)
{
   for(var i=start;i<=end;i++)
   {
	if (i!=menu)
	{
	document.getElementById("d"+ i).style.display="none";
	document.getElementById("m"+ i).style.display="none";
	document.getElementById("a"+i).className=css1;
	}
	else
	{
	document.getElementById("d"+ menu).style.display="";
	document.getElementById("m"+ menu).style.display="";
	document.getElementById("a" + i).className=css2;
    }
	   
   }
}
/*
var speed=30 
demo2.innerHTML=demo1.innerHTML 
function Marquee(){ 
if(demo2.offsetWidth-demo.scrollLeft<=0) 
demo.scrollLeft-=demo1.offsetWidth 
else{ 
demo.scrollLeft++ 
} 
} 
var MyMar=setInterval(Marquee,speed) 
demo.onmouseover=function() {clearInterval(MyMar)} 
demo.onmouseout=function() {MyMar=setInterval(Marquee,speed)} 
*/