var initnum = 0;
mytimeout = null;
//自动执行
function autoplay(){
	if (initnum==focusnum){ initnum=0;}
	if (initnum==focusnum){ initnum=0;}	if(document.getElementById("picid").readyState == "complete")
	{	       
	       play();
	       initnum++;
	}
	clearTimeout(mytimeout);
    mytimeout = null;
	mytimeout=setTimeout("autoplay()",10000);
}
//点击执行
function clickplay(num){
	initnum = num;
	play();
	clearTimeout(mytimeout);
    mytimeout = null;
	mytimeout=setTimeout("autoplay()",10000);
}
//执行
function play(){
	if(window.ActiveXObject){//FF无法执行 IE下的第一个滤镜
	document.forms[0].picid.filters[0].apply();
	}
	document.getElementById("picid").src=picstr[initnum];
	var linkid = document.getElementById("linkid");
	linkid.href=linkstr[initnum];
	//var textid = document.getElementById("textid");
	if(window.ActiveXObject){
	//textid.innerText=textstr[initnum];
	}
	//textid.textContent =textstr[initnum];//FF不支持innerText
	for(var i=0; i<focusnum; i++){
    	if(i == initnum){
    		document.getElementById("focusbuttonid"+i).className = "buttonrolloverfocus";
    	}else{
    		document.getElementById("focusbuttonid"+i).className = "buttonrollover";
    	}
    }
    	if(window.ActiveXObject){//FF无法执行 IE下的第一个滤镜
	document.forms[0].picid.filters[0].play();
	}
}