function at_display(x)
{ 
	win = window.open(); 
	for (var i in x) 
	win.document.write(i+' = '+x[i]+'<br>'); 
}
function at_show_aux(parent, child)
{
	var p = document.getElementById(parent); 
	var c = document.getElementById(child); 
	var top  = (c["at_position"] == "y") ? p.offsetHeight+2 : 0; 
	var left = (c["at_position"] == "x") ? p.offsetWidth +2 : 0; 
	for (; p; p = p.offsetParent)
	{ 
		top  += p.offsetTop; left += p.offsetLeft; 
	} 
	c.style.position   = "absolute"; 
	c.style.top        = top +'px'; 
	c.style.left       = left+'px'; 
	c.style.visibility = "visible";
}
function at_show() 
{ 
	p = document.getElementById(this["at_parent"]); 
	c = document.getElementById(this["at_child" ]); 
	at_show_aux(p.id, c.id); 
	clearTimeout(c["at_timeout"]);
}
function at_hide()
{
	c = document.getElementById(this["at_child"]);
	c["at_timeout"] = setTimeout("document.getElementById('"+c.id+"').style.visibility = 'hidden'", 333);
}
function at_click()
{
	p = document.getElementById(this["at_parent"]);
	c = document.getElementById(this["at_child" ]);
	if (c.style.visibility != "visible") 
		at_show_aux(p.id, c.id);
	else 
		c.style.visibility = "hidden";
	return false;
} 
function at_attach(parent, child, showtype, position, cursor)
{
	p = document.getElementById(parent); 
	c = document.getElementById(child); 
	p["at_parent"]     = p.id;
	c["at_parent"]     = p.id;
	p["at_child"]      = c.id;
	c["at_child"]      = c.id;
	p["at_position"]   = position;
	c["at_position"]   = position; 
	c.style.position   = "absolute"; 
	c.style.visibility = "hidden"; 
	if (cursor != undefined) p.style.cursor = cursor;  
	
	switch (showtype){ 
		case "click": 
			p.onclick     = at_click; 
			p.onmouseout  = at_hide; 
			c.onmouseover = at_show; 
			c.onmouseout  = at_hide; 
		break; 
		case "hover": 
			p.onmouseover = at_show; 
			p.onmouseout  = at_hide; 
			c.onmouseover = at_show; 
			c.onmouseout  = at_hide;  
		break; 
	} 
}