function move_box(an, box) 
{
	var cleft = 0;
	var ctop = 0;
	var obj = an;
	while (obj.offsetParent)
	{
		cleft += obj.offsetLeft / 2;
		ctop += obj.offsetTop;
		obj = obj.offsetParent;
	}
	box.style.left = cleft + 'px';
	ctop += an.offsetHeight + 8;
	if (document.body.currentStyle &&
	document.body.currentStyle['marginTop'])
	{
		ctop += parseInt(document.body.currentStyle['marginTop']);
	}
	box.style.top = ctop + 'px';
}

function show_hide_box(an, width, height, borderStyle)
{
	var href = an.href;
	var boxdiv = document.getElementById(href);

	if (boxdiv != null)
	{
		if (boxdiv.style.display=='none')
		{
			move_box(an, boxdiv);
			boxdiv.style.display='block';
		}
		else
			boxdiv.style.display='none';
		return false;
	}

	boxdiv = document.createElement('div');
	boxdiv.setAttribute('id', href);
	boxdiv.style.display = 'block';
	boxdiv.style.position = 'absolute';
	boxdiv.style.width = width + 'px';
	boxdiv.style.height = height + 'px';
	boxdiv.style.border = borderStyle;
	boxdiv.style.backgroundColor = '#ffffff';
	
	var contents = document.createElement('iframe');
	contents.scrolling = 'no';
	contents.frameBorder = '0';
	contents.style.width = width + 'px';
	contents.style.height = height + 'px';
	contents.src = href;
	
	boxdiv.appendChild(contents);
	document.body.appendChild(boxdiv);
	move_box(an, boxdiv);
	
	return false;
}