var cpAD=new Array(); 
var cpADmsg=new Array(); 
//图片链接地址
var cpADlink=new Array("#","#","#","#","#"); 
//图片地址
var cpADimages=new Array("ch_pic1.gif","ch_pic2.gif","ch_pic3.gif");
//链接数量
var adNum=cpADimages.length; 
var coll=0;
//图片路径
var ImagesPath="../images/picnews/";
var ButtonImgPath="../images/PicNews/ButtonImg/"


for (i=0;i<adNum;i++){ 
cpAD[i]=ImagesPath+cpADimages[i]; 
cpADmsg[i]="1"; 
} 

var preloadedimages=new Array(); 
for (i=0;i<cpAD.length;i++){ 
preloadedimages[i]=new Image(); 
preloadedimages[i].src=cpAD[i]; 
} 

//跳转的URL地址
function jump2url()
{ 
jumpUrl=cpADlink[adNum]; 
jumpTarget='_blank'; 
if (jumpUrl != '')
{ 
	if (jumpTarget != '')
		window.open(jumpUrl,jumpTarget); 
	else location.href=jumpUrl; 
	} 
}

//图片变化的函�?



//当点击时直接跳转

function nextAd(){ 
	//document.write(coll);
	coll++;
/*直接点击屏蔽*/

/**/
	//document.write(adNum);
	if(adNum<cpAD.length-1)
		adNum++ ;
	else
		adNum=0; 

	setTransition(); 
	document.images.cpADrush.src=cpAD[adNum];
	playTransition(); 
	displayStatusMsg();
//定义了轮换时�?5s
	theTimer=setTimeout("nextAd()", 5000); 
}                                                                                                                                                                                          

function setTransition(){ 
if (document.all){ 
cpADrush.filters.revealTrans.Transition=23; 
cpADrush.filters.revealTrans.apply(); 
} 

} 
function playTransition(){ 
if (document.all) 
cpADrush.filters.revealTrans.play() 
} 
function displayStatusMsg() { 
status=cpADmsg[adNum]; 
document.returnValue = true; 
} 

function showCpADrush()
{
	document.write ('<TABLE height="358" width="291" cellSpacing=0 cellPadding=0 align="center">');
	document.write ('<TBODY><TR>');
	document.write ('<TD><A href="#">');
	document.write ('<IMG style="FILTER: revealTrans(duration=2,transition=23)" src="" width=291  height=358 border=0 name=cpADrush>');
	document.write ('</A></TD>');
	nextAd();
	document.write ('</TR>');
	document.write ('<tr><td></td></tr></tbody></table>');
}