// "global" variables
var current_frame = images_count = 0;
var lame_slider;
var slide_time=3000;

function slide(direction)
{
	// hide current image
	Effect.Fade(lame_slider[current_frame]);
	if(direction == 'fw')
		if (current_frame == images_count) { current_frame = 0; } else { current_frame++; }
	else
		if (current_frame == 0) { current_frame = images_count; } else { current_frame--; }
	// and show next or previous
	Effect.Appear(lame_slider[current_frame]);
}

function slide_play()
{
	if($('slider'))
	{
		lame_slider = $('slider').getElementsByTagName('li');
		for(i=0;i<lame_slider.length;i++)
		{
			lame_slider[i].style.visibility = 'visible';
			if(i!=0) lame_slider[i].style.display = 'none';
		}
		images_count = lame_slider.length -1;
		
		if(images_count>0) setInterval("slide('fw')",slide_time);
	}
}

window.onload=slide_play;