// Extended Tooltip Javascript
// copyright 9th August 2002, 3rd July 2005
// by Stephen Chapman, Felgall Pty Ltd

// permission is granted to use this javascript provided that the below code is not altered
var DH = 0;
var an = 0;
var al = 0;
var ai = 0;
if (document.getElementById) 
{
	ai = 1; 
	DH = 1;
}
else 
{
	if (document.all) 
	{
		al = 1; DH = 1;
	} 
	else 
	{ 
		browserVersion = parseInt(navigator.appVersion); 
		if ((navigator.appName.indexOf('Netscape') != -1) && (browserVersion == 4)) 
		{
			an = 1; DH = 1;
		}
	}
} 
function fd(oi, wS) 
{
	if (ai) return wS ? document.getElementById(oi).style:document.getElementById(oi); 
	if (al) return wS ? document.all[oi].style: document.all[oi]; 
	if (an) return document.layers[oi];
}
function mouseX(evt) 
{
	if (evt.pageX) return evt.pageX; 
	else if (evt.clientX)return evt.clientX + (document.documentElement.scrollLeft ?  document.documentElement.scrollLeft : document.body.scrollLeft); 
	else return null;
}
function mouseY(evt) 
{
	if (evt.pageY) 	return evt.pageY; 
	else if (evt.clientY)return evt.clientY + (document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop); 
	else return null;
}
function show(evt,oi) 
{
	ds = fd(oi,1);
	ds.visibility = "visible"; 
}
function hide(evt,oi) 
{
	ds = fd(oi,1);
	ds.visibility = "hidden"; 
}
function move(evt,oi) 
{
	ds = fd(oi,1);
	dm = fd(oi,0); 
	tv = mouseY(evt) - 60; 
	lv = mouseX(evt) - 178; 
	ds.left = lv; 
	ds.top = tv; 
}