// JavaScript Document
function GetID(x){
    return document.getElementById(x);
}
rnd.today=new Date(); 
rnd.seed=rnd.today.getTime(); 
function rnd(){ 
	rnd.seed = (rnd.seed*9301+49297) % 233280; 
	return rnd.seed/(233280.0); 
}
function rand(number){ 
	return Math.ceil(rnd()*number)-1; 
}
//标题 .title
var pushName=["学校外景","动漫长廊","接待大厅全景","搜索窗","画室","教室","专业摄影室"];
//图片 .image
var pushSrc=["images/ad/ad_01.jpg","images/ad/ad_02.jpg","images/ad/ad_03.jpg","images/ad/ad_04.jpg","images/ad/ad_05.jpg","images/ad/ad_06.jpg","images/ad/ad_07.jpg"];
//链接 .link
var pushLink=["academy_facilities.asp","academy_facilities.asp","academy_facilities.asp","academy_facilities.asp","academy_facilities.asp","academy_facilities.asp","academy_facilities.asp"]
var pushShow="";
function showPushLink(num){
	if(!num&&num!=0){
		mainPushNum++;
		if(mainPushNum>6) mainPushNum=0;
		num=mainPushNum;
	}
	for(i=0;i<7;i++){
		GetID("linkPush"+i).className="";
		GetID("linkPush"+i).innerHTML="<img src='images/push/push"+i+".gif'>";
	}
	GetID("linkPush"+num).className="linkPushHere";
	GetID("linkPush"+num).innerHTML="<strong class='fontOrange'>"+(num+1)+".</strong>"+pushName[num];
	GetID("pushImg").src=pushSrc[num];
	GetID("pushImgLink").href=pushLink[num];
	GetID("pushImg").alt=pushName[num];
}
//初始化
for(i=0;i<7;i++){
	pushShow+='<a href="'+pushLink[i]+'" onmouseover="showPushLink('+i+');clearInterval(rollId)" id="linkPush'+i+'" target="_blank"><img src="images/push/push'+i+'.gif"></a>';
}
GetID("linkPush").innerHTML=pushShow;
var mainPushNum=rand(7);
GetID("linkPush"+mainPushNum).className="linkPushHere";
GetID("linkPush"+mainPushNum).innerHTML="<strong class='fontOrange'>"+(mainPushNum+1)+".</strong>"+pushName[mainPushNum];
GetID("mainPush").innerHTML='<a href="'+pushLink[mainPushNum]+'" target="_blank" id="pushImgLink" onmouseover="clearInterval(rollId)" onmouseout="showAtTime()"><img src="'+pushSrc[mainPushNum]+'" name="pushImg" width="602" height="171" id="pushImg" alt="'+pushName[mainPushNum]+'" /></a>';
var rollId=setInterval("showPushLink()",5000);
function showAtTime(){
	showPushLink();
	rollId=setInterval("showPushLink()",5000);
}