var now;
function slideshow() {
	links = document.getElementsByName("slideshow");
	if (!now) {
		now = links[0]
	}
	else {
		i = 0;
		while (i < links.length)
		{
			if (links[i] == now)
				break;
		i++;
		}
		now = links[(i+1)%links.length];
	}
	
	if (navigator.appName == "Microsoft Internet Explorer") {
		simulateClickIE(now);
	}
	else {
		simulateClickFF(now);
	}
	setTimeout("slideshow()", 5000);
}

function simulateClickIE(x) {
	x.click();
}

function simulateClickFF(x) {
  var evt = document.createEvent("MouseEvents");
  evt.initMouseEvent("click", true, true, window,
    0, 0, 0, 0, 0, false, false, false, false, 0, null);
  var cb = x;
  var canceled = !cb.dispatchEvent(evt);

}