//幻灯切换
var rollCoun;
var rollPeriod = 2000;
var isStart = true;
var nn = 1;
var tt = false;
function changeImg() {
	if (isStart) {
		if (nn > rollCount) {
			nn = 1;
		}
		setFocus(nn);
	}else{
		tt = setTimeout('changeImg()', 1000);
	} 
}
function setFocus(i){
	if (tt) {
		clearTimeout(tt);
	}
	selectLayer1(i);
	nn=parseInt(i)+1;
	tt=setTimeout('changeImg()', rollPeriod);
}
function selectLayer1(i){
	for (var j = 1; j <= rollCount; j++) {
		if (j == i)	{
			document.getElementById("show" + j).style.display = "block";
			document.getElementById("control" + j).className="current";
		} else {
			document.getElementById("show" + j).style.display = "none";
			document.getElementById("control" + j).className="";
		}
	}
}
//加收藏
function addFavorite(){ 
	var aUrls=document.URL.split("/"); 
	var vDomainName="http://"+aUrls[2]+"/"; 
	var description=document.title; 
	try{//IE 
		window.external.AddFavorite(vDomainName,description); 
	}catch(e){//FF 
		window.sidebar.addPanel(description,vDomainName,""); 
	} 
}
//复制地址
function CopyURL(){
	var myHerf=top.location.href;
	var title=document.title;
	if(window.clipboardData){
		var tempCurLink=title + "\n" + myHerf;
		var ok=window.clipboardData.setData("Text",tempCurLink);
		if(ok) alert("博盟的标题和网址已经复制好了，您可以分享给您的好友了。");
	}
	else{alert("您使用的浏览器不支持复制功能，请使用Ctrl+C或鼠标右键在浏览器地址栏复制本站网址。");}
}