var current_slide = 1;

var slide_duration = 12000;
var rot_interval;

function startrotation() {
	switchlead(1);
	YAHOO.util.Dom.get("button_pause").src = dirImg+"button_pause.gif";
	rot_interval = setInterval("switchlead(current_slide+1);", slide_duration);
}

function switchlead(slide_num) {
	current_slide = slide_num;
	if (current_slide > 5) { current_slide = 1; }
	for (var i=1;i<=5;i++) {
		YAHOO.util.Dom.get("button_"+i).src = dirImg + "button_" + i + ".gif";
	}
	YAHOO.util.Dom.get("button_"+current_slide).src = dirImg + "button_" + current_slide + "active.gif";
	YAHOO.util.Dom.get("mainText").innerHTML = YAHOO.util.Dom.get("text" + current_slide).innerHTML;
	YAHOO.util.Dom.get("subText").innerHTML = YAHOO.util.Dom.get("text" + current_slide + "a").innerHTML;
	YAHOO.util.Dom.get("imgbox1").style.backgroundImage="url(" + dirArt + bigledes[current_slide-1] + ")";
}

function pauseandplay() {
	if (YAHOO.util.Dom.get("button_pause").src.indexOf("button_play.gif") >= 0) {
		play();
	} else {
		pause();
	}
}
function pause() {
	clearInterval(rot_interval);
	YAHOO.util.Dom.get("button_pause").src = dirImg+"button_play.gif";
}
function play() {
	rot_interval = setInterval("switchlead(++current_slide);", slide_duration);
	YAHOO.util.Dom.get("button_pause").src = dirImg+"button_pause.gif";
}

preloadimages(lb_imgs);

YAHOO.util.Event.onDOMReady(startrotation);