var arrImg = new Array();
var cur_s = null;
var l_s = null;
var cnt=6;
var cur_img = 1;

function init(el_name)
{
	el=document.getElementById(el_name);
	for(i=0; i<cnt; i++)
	{
		arrImg[i] = new Image();
		arrImg[i].src = "/images/img" + i + ".jpg";
	}
	setTimeout('doFilter()', 5000);
}

function doFilter() {
	var s1=document.getElementById('slide1');
	var s2=document.getElementById('slide2');
	if(s1.style.zIndex > s2.style.zIndex)
	{ cur_s = s2; l_s = s1;} else {cur_s = s1; l_s = s2;}
	cur_s.src = arrImg[cur_img].src;
	setOpacity(0);
	cur_s.style.zIndex = 3;
	l_s.style.zIndex = 1;
	cur_img = cur_img + 1;
	if(cur_img == 6) cur_img = 0;
	for (i=1; i<11; i++)
		{setTimeout('setOpacity('+i+')',100*i);}
	setTimeout('doFilter()', 5000);
}


function setOpacity(value){
	cur_s.style.opacity = value/10;
	cur_s.style.filter = 'alpha(opacity=' + value*10 + ')';
	l_s.style.opacity = (10 - value)/10;
	l_s.style.filter = 'alpha(opacity=' + (10-value)*10 + ')';
}