var currslid = 0;
var slidint;
function setfoc(id){
	
	currslid = id;
	for(i=0;i<5;i++){
		document.getElementById("tmb"+i).className = "thubpic";
	};
	document.getElementById("tmb"+id).className ="thubpiccur";
	//if (d==0) {focpic.filters[0].alpha.opacity+=1} else {focpic.filters[0].alpha.opacity-=1}
    //if (focpic.filters[0].alpha.opacity==100){d=1;} else if (focpic.filters[0].alpha.opacity==0){d=0}

	
	if (document.all){
//下面注意，如果存在于FORM表单中，需要使用下面的方法，否则可直接使用name。
document.login1.focpic.filters.revealTrans.Transition=Math.floor(Math.random()*23);
document.login1.focpic.filters.revealTrans.apply();
document.login1.focpic.filters.revealTrans.play();
}
document.images.focpic.src=picarry[id];
	//document.getElementById("focpic").src = picarry[id];
	document.getElementById("foclnk").href = lnkarry[id];
	document.getElementById("fttltxt").innerHTML = '<a href="'+lnkarry[id]+'" target="_blank">'+ttlarry[id]+'</a>';
	stopit();
}

function playnext(){
	if(currslid==4){
		currslid = 0;
	}
	else{
		currslid++;
	};
	setfoc(currslid);
	playit();
}
function playit(){
	slidint = setTimeout(playnext,4500);
}
function stopit(){
	clearTimeout(slidint);
	}
window.onload = function(){
	playit();
}