function gradient(id, level)
{
	var box = document.getElementById(id)
	box.style.opacity = level;
	box.style.MozOpacity = level;
	box.style.KhtmlOpacity = level;
	box.style.filter = "alpha(opacity=" + level * 100 + ")";
	box.style.display="block";
	return;
}


function fadein(id, trans) 
{
	var level = 0;
	while(level <= trans)
	{
		setTimeout( "gradient('" + id + "'," + level + ")", (level* 1000) + 10);
		level += 0.01;
	}
}

// Open the lightbox

function openbox(boxid,fadin)
{
	if(fadin)
	{
		gradient("filter", 0);
		gradient(boxid, 0);
		fadein("filter",0.75);
		fadein(boxid,1);
	}
	else
	{ 	
		var boxid = document.getElementById(boxid);
    	boxid.style.display='block';
		filter.style.display='block';
	}	
}	

// Close the lightbox

function closebox(boxid)
{
   document.getElementById(boxid).style.display='none';
   document.getElementById('filter').style.display='none';
}