var NowFrame1 = 1;
var MaxFrame1 = 4;//图片数量
var bStart1 = 0;

function fnToggle1() {
	var next1 = NowFrame1 + 1;

	if(next1 == MaxFrame1+1) 
	{
		NowFrame1 = MaxFrame1;
		next1 = 1;
	}

	if(bStart1 == 0)
	{
		bStart1 = 1;
		
		setTimeout('fnToggle1()', 4500);//第一张图片轮显时间

		return;
	}
	else
	{
	    oTransContainer.filters[0].Apply();

		document.images['oDIV'+next1].style.display = "";
		document.images['oDIV'+NowFrame1].style.display = "none"; 

		oTransContainer.filters[0].Play(duration=2);

		if(NowFrame1 == MaxFrame1) 
			NowFrame1 = 1;
		else
			NowFrame1++;
	}	setTimeout('fnToggle1()', 6000);//轮显时间
}
fnToggle1();