function trim(s) 
{
	return s.replace(/^\s+|\s+$/g,'');
}

	
	function fadeOut(opac)
	{

		if (opac > 0) {
			changeOpac('current-img', opac);
			opac-=4;
			setTimeout('fadeOut('+opac+')', fade_speed * 10);
		} else {
			
			
			
			index++;
			if (index >= img.length) {
				index = 0;
			}
			document.getElementById('image-box').innerHTML = "<img src='" + document.getElementById('next-img').src + "' style='width: 376px; height: 282px; ' id='current-img' />";
			document.getElementById('next-img').src = img[index].src;
			opac = 100;
			setTimeout('fadeOut(100)', freeze_speed * 1000);
		}

	}
	
	function changeOpac(id, opac)
	{
		
		var object = document.getElementById(id).style;
		object.opacity = (opac / 100);
		object.MozOpacity = (opac / 100);
		object.KhtmlOpacity = (opac / 100);
		object.filter = "alpha(opacity=" + opac + ")";
	}