// JScript 文件
function showNavContent(index){
        document.getElementById("sec_nav").style.backgroundImage='url(http://www.anthrop.org.cn/Images/sec_nav_hover.jpg)';
		var contentArray = new Array();
		for(var i=2;i<=8;i++)
			contentArray[contentArray.length] = document.getElementById("sub_nav"+i);
		for(i=0;i<index-2;i++)
			contentArray[i].style.display = "none";
		contentArray[i].style.display = "block";
		for(++i;i<contentArray.length;i++)
			contentArray[i].style.display = "none";
		
}
function hideNavContent(){
    document.getElementById("sec_nav").style.backgroundImage='url(http://www.anthrop.org.cn/Images/sec_nav.jpg)';
	for(i=2;i<=8;i++)
			document.getElementById("sub_nav"+i).style.display = "none";
	
}

function showHeaderContent(index){
        document.getElementById("sec_nav").style.display = "none";
		var contentArray = new Array();
		for(var i=2;i<=8;i++)
			contentArray[contentArray.length] = document.getElementById("sub_nav"+i);
		for(i=0;i<index-2;i++)
			contentArray[i].style.display = "none";
		contentArray[i].style.display = "block";
		for(++i;i<contentArray.length;i++)
			contentArray[i].style.display = "none";
		
}
function hideHeaderContent(){
	for(i=2;i<=8;i++)
			document.getElementById("sub_nav"+i).style.display = "none";
    document.getElementById("sec_nav").style.display = "block";
	
}

//幻灯效果
function Slide(obj,obj1,obj2,obj3,obj4){
	
	obj2.filters[0].Transition=obj4;
　　obj2.filters[0].apply();
　　obj2.src=Img[splidI];
　　obj2.filters[0].play();

	obj3.filters[0].Transition=obj4;
　　obj3.filters[0].apply();
　　obj3.innerText=Title[splidI];
　　obj3.filters[0].play();

	obj.href=Href[splidI];
	obj1.href=Href[splidI];
	
	if(splidI==Img.length-1){splidI = 0;}else{splidI++}
}

//二级文件管理
function showsubmenu(sid)
{
    whichEl = eval("submenu" + sid);
    if (whichEl.style.display == "none")
    {
        eval("submenu" + sid + ".style.display=\"\";");
    }
    else
    {
        eval("submenu" + sid + ".style.display=\"none\";");
    }
}