// AJAX JavaScript Document
// Author: h7s8
// Date: 2006-04-04

//首页切换广告
var imgUrl = new Array();
var imgLink = new Array();
var adNum = 0;

//imgUrl[1] = "/images/ad/ad_index_feixin.gif";	
imgUrl[1] = "/images/ad/ad_index_switch.gif";				
imgUrl[2] = "/images/ad/ad_index_switch2.gif";							

//imgLink[1] = "http://feixin.52666.net/Code/Redirect/Code.aspx?Code=1&UserId=132";
imgLink[1] = "/aboutus";				
imgLink[2] = "/club/register.asp";				

var imgPre = new Array();
var imgj = 0;
for(imgi=1;imgi<imgUrl.length;imgi++) {
	if((imgUrl[imgi]!="")&&(imgLink[imgi]!="")){
		imgj++;
	}else{
		break;
	}
}
function playTran(){
	if(document.all){
		ad_image.filters[0].Apply();
		ad_image.filters[0].Play(duration=2);
	}
}
var key=0;
function nextAd(){
	if(adNum<imgj)adNum++;
	else adNum=1;

	if(key==0){
		key=1;
	}else if(document.all){
		playTran();
	}
	document.images.ad_image.src=imgUrl[adNum];
	theTimer=setTimeout("nextAd()",6000); 			// 3000是两张图片转换的间隔速度为3秒
}
function goUrl(){
	jumpUrl=imgLink[adNum];
	jumpTarget='_blank';
	if (jumpUrl!=''){
		if (jumpTarget != '')
			window.open(jumpUrl,jumpTarget);
		else
			location.href=jumpUrl;
	}
}