var isIE = navigator.appVersion.indexOf("MSIE") != -1 ? true:false;
var TimeOutaa=4000;              //每张图切换时间 (单位毫秒);

var imgUrl=new Array();
var imgLink=new Array();
var imgtext=new Array();
var adNum=0;
var theTimer;
var whichlink;
imgUrl[1]='/uploads/090325/_120042351.jpg';
imgUrl[2]='/uploads/090324/_14255KJ.jpg';
imgUrl[3]='/uploads/090325/_10105H24.jpg';
imgUrl[4]='/uploads/090324/_14293Q63.jpg';

imgLink[1]="/yczt.html";
imgLink[2]="/gczt.html";
imgLink[3]="/jmqzzt.html";
imgLink[4]="/tszl/";

imgtext[1]='<a href="#" target=_blank class="colorA">礼献新春</a>';
imgtext[2]='<a href="#" target=_blank class="colorA">礼献新春</a>';
imgtext[3]='<a href="#" target=_blank class="colorA">礼献新春</a>';
imgtext[4]='<a href="#" target=_blank class="colorA">礼献新春</a>';
var count=0;
function jdturl(){
	window.open(imgLink[whichlink]);
}

function chagncssname(nnn){//小图当前图片的样式
	for (i=1;i<5;i++){
		document.getElementById("gdxt"+i).className="gdxtNameOf";
	}
	document.getElementById("gdxt"+nnn).className="gdxtNameOn";

}
function playTran(){
	if (isIE){
		imgInit.filters.BlendTrans.play();
	}
}
var key=0;

//页面打开时的焦点图的程序开始

function nextAd(){//页面打开时大图的切换
	if(adNum<(imgUrl.length-1)){
		adNum++;
	}else{
		adNum=1;
	}
	if(document.all){
		//imgInit.filters.BlendTrans.Transition=23;
		imgInit.filters.BlendTrans.apply();
		playTran();
	}
	whichlink=adNum;
	chagncssname(adNum)
	document.images.imgInit.src=imgUrl[adNum];
	theTimer=setTimeout("nextAd()", TimeOutaa);
}

nextAd();
function stopnextad(nnn){//停在滚动层时滚动层停止滚动程序
	document.getElementById("gdxt"+nnn).className="gdxtNameOn";
	clearTimeout(theTimer);
}

function startnextad(){//移出滚动层时滚动层开始滚动程序
	chagncssname(adNum);
	theTimer=setTimeout("nextAd()", TimeOutaa);
}

function nextAdonclick(nn){//点击小图的切换

	adNum=nn;
	if(document.all){
		//imgInit.filters.BlendTrans.Transition=23;
		imgInit.filters.BlendTrans.apply();
		playTran();
	}
	whichlink=adNum;
	chagncssname(adNum);
	document.images.imgInit.src=imgUrl[adNum];

}
//页面打开时的焦点图的程序结束